AT140A

TRANSFORMER, Resideo

114 offers available: $5.00–$154.24
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AT140A Comparison

AT140A in New Condition
photo price summary rating
Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box Details$9.99Condition is New, Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box, shipping cost = $6.3799.8%
Resideo Technologies AT140A1042 Transformer Details$15.99Condition is New, Resideo Technologies AT140A1042 Transformer, FREE SHIPPING99.0%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT Factory Sealed Details$19.99Condition is New, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT Factory Sealed, FREE SHIPPING100.0%
Resideo  AT140A1018 universal Transformer  120/208/240V out 24V 40VA Details$19.99Condition is New, Resideo AT140A1018 universal Transformer 120/208/240V out 24V 40VA, FREE SHIPPING99.1%
AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY Details$19.99Condition is New, AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY, FREE SHIPPING99.8%
NEW Honeywell Resideo AT140A 1000 Transformer 120V 24VAC 40VA zone valve 60hz Details$19.99Condition is New, NEW Honeywell Resideo AT140A 1000 Transformer 120V 24VAC 40VA zone valve 60hz , FREE SHIPPING99.9%
Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624 Details$12.00Condition is New, Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624, shipping cost = $8.00100.0%
NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA (f4) Details$20.00Condition is New, NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA (f4), FREE SHIPPING100.0%
Honeywell Resideo AT140A 1042 24VAC 40VA Transformer Details$20.13Condition is New, Honeywell Resideo AT140A 1042 24VAC 40VA Transformer, FREE SHIPPING100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping Details$5.00Top Pick! Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping, shipping cost = $16.4596.8%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping Details$10.00Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping, shipping cost = $11.7298.6%
Resideo AT140A1000 Power Transformer 120V to 24V 40VA 60Hz Panel Mount Details$12.00Condition is New, Resideo AT140A1000 Power Transformer 120V to 24V 40VA 60Hz Panel Mount, shipping cost = $9.35100.0%
Resideo AT140A1000 Transformer Primary 60Hz 120V 24 VAC 40 VA & Plate, New Details$13.00Condition is New, Resideo AT140A1000 Transformer Primary 60Hz 120V 24 VAC 40 VA & Plate, New, shipping cost = $8.13100.0%
Resideo AT140A1042 Transformer. New in box. Details$15.99Condition is New, Resideo AT140A1042 Transformer. New in box., shipping cost = $6.72100.0%
Resideo AT140A 1042 Transformer 24V 40VA 120/240V Plate Foot Knockout Lead Screw Details$12.00Condition is New, Resideo AT140A 1042 Transformer 24V 40VA 120/240V Plate Foot Knockout Lead Screw, shipping cost = $10.15100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V 60HZ Primary Details$15.00Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V 60HZ Primary, shipping cost = $7.50100.0%
NEW Honeywell Resideo AT140A 1042 Universal Transformer Details$12.00Condition is New, NEW Honeywell Resideo AT140A 1042 Universal Transformer, shipping cost = $11.1599.9%
Resideo AT140A1042 Transformer. New in box. Details$14.99Condition is New, Resideo AT140A1042 Transformer. New in box., shipping cost = $9.02100.0%
Resideo AT140A 1000 Power Transformer 120V Primary 24V 40VA 60Hz Chassis Mount Details$15.00Condition is New, Resideo AT140A 1000 Power Transformer 120V Primary 24V 40VA 60Hz Chassis Mount, shipping cost = $8.61100.0%
Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624 Details$24.70Condition is New, Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624, FREE SHIPPING100.0%
RESIDEO AT140A 1000 TRANSFORMER AND PLATE Details$24.99Condition is New, RESIDEO AT140A 1000 TRANSFORMER AND PLATE, FREE SHIPPING100.0%
NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V 24V 40VA Zone Valve Details$24.99Condition is New, NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V 24V 40VA Zone Valve, FREE SHIPPINGTop Rated100.0%
Resideo Honeywell AT140A1042 Transformer, 120V/240V Brand New Details$15.00Condition is New, Resideo Honeywell AT140A1042 Transformer, 120V/240V Brand New, shipping cost = $10.00100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" Details$25.00Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 9", FREE SHIPPING100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 60Hz with 9 in lead wires New in Box Details$25.00Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 60Hz with 9 in lead wires New in Box, FREE SHIPPING100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" Details$25.00Top Pick! Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 9", FREE SHIPPING99.6%
RESIDEO AT140A 1000 TRANSFORMER 24 VAC,40 VA 120 V 60 HZ PRIMARY BRAND NEW!!! Details$25.00Condition is New, RESIDEO AT140A 1000 TRANSFORMER 24 VAC,40 VA 120 V 60 HZ PRIMARY BRAND NEW!!!, FREE SHIPPING99.4%
NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve Details$10.99Condition is New, NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve, shipping cost = $16.45100.0%
Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624 Details$16.95Condition is New, Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624, shipping cost = $10.15100.0%
**NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac Details$17.36Condition is New, **NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac, shipping cost = $9.6995.7%
Resideo AT140A 1042 Step-Down Power Transformer 120V/240V to 24VAC 40VA 60Hz Details$17.95Condition is New, Resideo AT140A 1042 Step-Down Power Transformer 120V/240V to 24VAC 40VA 60Hz, shipping cost = $9.69100.0%
Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box Details$20.00Condition is New, Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box, shipping cost = $6.72100.0%
Resideo AT140A1042 Transformer. New in box. Details$20.00Condition is New, Resideo AT140A1042 Transformer. New in box., shipping cost = $6.72100.0%
Resideo AT140A 1042 Power Transformer 24VAC 40VA Plate Foot Knockout Screw Details$20.99Condition is New, Resideo AT140A 1042 Power Transformer 24VAC 40VA Plate Foot Knockout Screw, shipping cost = $6.72100.0%
RESIDEO AT140A 1042 TRANSFORMER 24 VAC, 40 VA 60HZ PLATE OR KNOCKOUT MOUNTING Details$17.95Condition is New, RESIDEO AT140A 1042 TRANSFORMER 24 VAC, 40 VA 60HZ PLATE OR KNOCKOUT MOUNTING, shipping cost = $10.69100.0%
**NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac Details$18.90Condition is New, **NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac, shipping cost = $9.69100.0%
Resideo AT140A1042 Transformer. New in box. Details$19.99Condition is New, Resideo AT140A1042 Transformer. New in box., shipping cost = $9.0297.3%
NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve Details$20.00Condition is New, NEW Honeywell Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve, shipping cost = $8.2699.5%
Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V Details$28.50Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V, FREE SHIPPING99.5%
AT140A1000 Resideo Honeywell 40Va 120V Transformer - 60 Hz Details$28.99Condition is New, AT140A1000 Resideo Honeywell 40Va 120V Transformer - 60 Hz, FREE SHIPPINGTop Rated100.0%
Resideo AT140A 1000 Step-Down Power Transformer 120V to 24V 40VA 60Hz AC Details$21.88Condition is New, Resideo AT140A 1000 Step-Down Power Transformer 120V to 24V 40VA 60Hz AC, shipping cost = $8.13100.0%
Resideo AT140A1042 Transformer 120/240V Primary / 24VAC  40VA Details$29.99Condition is New, Resideo AT140A1042 Transformer 120/240V Primary / 24VAC 40VA, FREE SHIPPING100.0%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT Factory Sealed Details$15.00Top Pick! Condition is New, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT Factory Sealed, shipping cost = $16.4596.8%
Resideo AT140A1000 Transformer 24 VAC, 40 VA, 120V/60Hz Details$16.00Top Pick! Condition is New, Resideo AT140A1000 Transformer 24 VAC, 40 VA, 120V/60Hz, shipping cost = $15.1099.7%
Resideo AT140A1042 Transformer. New in box. Details$25.00Top Pick! Condition is New, Resideo AT140A1042 Transformer. New in box., shipping cost = $6.9999.4%
Resideo AT140A 1018 120/208/240V Primary 24V Secondary 40A Transformer Details$34.05Condition is New, Resideo AT140A 1018 120/208/240V Primary 24V Secondary 40A Transformer, FREE SHIPPING99.9%
Resideo AT140A1018 Transformer 40VA Power Details$34.39Condition is New, Resideo AT140A1018 Transformer 40VA Power, FREE SHIPPINGTop Rated99.5%
Resideo Technologies Electrical Transformer AT140A 1042 24VAC 40VA 120V/240V Details$20.00Condition is New, Resideo Technologies Electrical Transformer AT140A 1042 24VAC 40VA 120V/240V, shipping cost = $15.10100.0%
Resideo AT140A1042 Transformer Details$35.00Condition is New, Resideo AT140A1042 Transformer, FREE SHIPPING0.0%
AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY Details$24.99Condition is New, AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY, shipping cost = $13.63100.0%
Resideo Honeywell AT140A1000 40Va, 120V Transformer - 60 Hz Primary Details$20.00Condition is New, Resideo Honeywell AT140A1000 40Va, 120V Transformer - 60 Hz Primary, shipping cost = $18.1598.4%
NEW Honeywell AT140A 1042 Transformer 24VAC 40VA 9" Resideo Details$25.00Condition is New, NEW Honeywell AT140A 1042 Transformer 24VAC 40VA 9" Resideo, shipping cost = $13.59100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" Details$30.00Condition is New, Resideo AT140A 1042 Transformer 24VAC 40VA 9", shipping cost = $8.61100.0%
NEW Honeywell AT140A1042 Home Resideo Universal Mount Transformer HVAC 120v/240v Details$32.95Condition is New, NEW Honeywell AT140A1042 Home Resideo Universal Mount Transformer HVAC 120v/240v, shipping cost = $6.9599.8%
NEWπŸ”₯ Resideo AT140A 1042 Transformer 24VAC 40VA 9" Details$38.00Top Pick! Condition is New, NEW Resideo AT140A 1042 Transformer 24VAC 40VA 9", FREE SHIPPING99.4%
RESIDEO AT140A1000    120V WITH UNIVERSAL MOUNTING (PLATE FOOT OR KNOCKOUT) Details$21.91Condition is New, RESIDEO AT140A1000 120V WITH UNIVERSAL MOUNTING (PLATE FOOT OR KNOCKOUT), shipping cost = $18.9599.9%
Resideo AT140A1000 Transformer 40VA 120V to 27V Secondary Details$40.20Condition is New, Resideo AT140A1000 Transformer 40VA 120V to 27V Secondary, FREE SHIPPINGTop Rated99.5%
Resideo AT140A1000 40VA TRANFMR 120V-27V SEC Details$40.83Condition is New, Resideo AT140A1000 40VA TRANFMR 120V-27V SEC, FREE SHIPPING98.7%
Resideo AT140A1018 40VA TRANSFMR 120/208/240-27V Details$42.99Condition is New, Resideo AT140A1018 40VA TRANSFMR 120/208/240-27V, FREE SHIPPING98.7%
Resideo AT140A1000 40VA, 120V Transformer 60 Hz. Primary 24 VAC Details$32.00Condition is New, Resideo AT140A1000 40VA, 120V Transformer 60 Hz. Primary 24 VAC, shipping cost = $11.50100.0%
Resideo AT140A 1042 Transformer 24VAC Details$35.00Condition is New, Resideo AT140A 1042 Transformer 24VAC, shipping cost = $8.61100.0%
**NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac Details$35.00Top Pick! Condition is New, **NEW** Honeywell AT140A1042 Transformer, Resideo 24V-120V/240V, 40VA, Hvac, shipping cost = $9.35100.0%
AT140A 1042 resideo Transformer 24 VAC, 40VA, 085267262774 Details$39.95Condition is New, AT140A 1042 resideo Transformer 24 VAC, 40VA, 085267262774, shipping cost = $8.61100.0%
AT140A1000 Resideo 40Va 120V General Purpose Transformer Details$49.97Condition is New, AT140A1000 Resideo 40Va 120V General Purpose Transformer, FREE SHIPPING100.0%
RESIDEO TRANSFORMER AT140A 1042 Details$49.99Condition is New, RESIDEO TRANSFORMER AT140A 1042, FREE SHIPPINGTop Rated100.0%
RESIDEO AT140A1000/U Transformer 2-3/8" 120V 27VAC 40VA Universal Mount Details$54.45Condition is New, RESIDEO AT140A1000/U Transformer 2-3/8" 120V 27VAC 40VA Universal Mount, FREE SHIPPINGTop Rated99.5%
RESIDEO Universal Mount Transformer Brand: Honeywell Home SKU: AT140A1042 #12 Details$49.99Condition is New, RESIDEO Universal Mount Transformer Brand: Honeywell Home SKU: AT140A1042 #12, shipping cost = $7.9098.3%
Honeywell Resideo AT140A1000 24 Volts Transformer 120V 24V 40VA Zone Valve Details$27.71Condition is New, Honeywell Resideo AT140A1000 24 Volts Transformer 120V 24V 40VA Zone Valve, shipping cost = $30.6198.6%
RESIDEO AT140A1018/U Transformer 40VA 120/208/240V 27VOC 9" Lead Wire Metal End Details$59.28Condition is New, RESIDEO AT140A1018/U Transformer 40VA 120/208/240V 27VOC 9" Lead Wire Metal End, FREE SHIPPINGTop Rated99.5%
Resideo AT140A1042 24VAC, 40VA 120/240VAC 60HZ Details$67.81Condition is New, Resideo AT140A1042 24VAC, 40VA 120/240VAC 60HZ, FREE SHIPPING98.7%
Resideo AT140A1042 Universal Mount Transformer 120/240V 40VA Replacement YHZ432R Details$69.91Condition is New, Resideo AT140A1042 Universal Mount Transformer 120/240V 40VA Replacement YHZ432R, FREE SHIPPINGTop Rated99.5%
RESIDEO AT140A1042/U Transformer 40VA 280V 24VAC 9" Lead Wire Industrial Details$82.21Condition is New, RESIDEO AT140A1042/U Transformer 40VA 280V 24VAC 9" Lead Wire Industrial, FREE SHIPPINGTop Rated99.5%
LOT OF 3 RESIDEO AT140A1000 24 VOLTS TRANSFORMER 120V - 24V 40VA Details$74.99Condition is New, LOT OF 3 RESIDEO AT140A1000 24 VOLTS TRANSFORMER 120V - 24V 40VA, shipping cost = $19.45Top Rated100.0%
Resideo AT140A1000 Resideo / Honeywell Homes TRANSFORMER Details$110.00Condition is New, Resideo AT140A1000 Resideo / Honeywell Homes TRANSFORMER, FREE SHIPPING100.0%
Resideo AT140A1018 TRANSFORMER Details$110.00Condition is New, Resideo AT140A1018 TRANSFORMER, FREE SHIPPING100.0%
Resideo R8246A1038 Quiet Electric Heat Contactor DPST Details$154.24Condition is New, Resideo R8246A1038 Quiet Electric Heat Contactor DPST, FREE SHIPPINGTop Rated99.5%
(LOT OF 3) AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY Details$60.00Condition is New, (LOT OF 3) AT140A1042 RESIDEO TRANSFORMER 24VAC 40VA 120V/240V 60HZ PRIMARY, shipping cost = $114.30100.0%
AT140A in New – Open box Condition
photo price summary rating
New Genuine OEM AT140 A 1000 Resideo HONEYWELL TRANSFORMER 24AC 40 VA 120V 60 Hz Details$9.99Condition is New – Open box, New Genuine OEM AT140 A 1000 Resideo HONEYWELL TRANSFORMER 24AC 40 VA 120V 60 Hz, shipping cost = $8.9999.9%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING Details$17.50Condition is New – Open box, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
Resideo AT140A 1042 Transformer Footplate Knockout Mounting 120V/240V Details$18.75Condition is New – Open box, Resideo AT140A 1042 Transformer Footplate Knockout Mounting 120V/240V, FREE SHIPPING99.7%
Resideo AT140A 1042 Transformer Footplate Knockout Mounting 120V/240V Details$19.99Condition is New – Open box, Resideo AT140A 1042 Transformer Footplate Knockout Mounting 120V/240V, FREE SHIPPINGTop Rated99.7%
Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624 Details$19.99Condition is New – Open box, Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624, FREE SHIPPING99.7%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping Details$10.00Condition is New – Open box, Resideo AT140A 1042 Transformer 24VAC 40VA 9" - FAST Shipping, shipping cost = $10.15100.0%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING Details$20.50Condition is New – Open box, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
Resideo AT140A 1042 Transformer Details$20.90Condition is New – Open box, Resideo AT140A 1042 Transformer, FREE SHIPPING100.0%
Resideo AT140A 1042 24VAC Universal Mount Transformer - OBN - J1 Details$20.99Condition is New – Open box, Resideo AT140A 1042 24VAC Universal Mount Transformer - OBN - J1, FREE SHIPPINGTop Rated99.8%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING Details$21.25Condition is New – Open box, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
Resideo AT140A1 042 Universal Mount Transformer, 24VAC, 40VA, 120V/240V 60Hz Details$16.58Top Pick! Condition is New – Open box, Resideo AT140A1 042 Universal Mount Transformer, 24VAC, 40VA, 120V/240V 60Hz, shipping cost = $6.58100.0%
RESIDEO AT140A1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING Details$22.50Condition is New – Open box, RESIDEO AT140A1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING Details$22.50Condition is New – Open box, RESIDEO AT140A 1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT, OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
RESIDEO AT140A1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT OR KNOCKOUT MOUNTING Details$22.50Condition is New – Open box, RESIDEO AT140A1042: TRANSFORMER 24 VAC, 40 VA PLATE, FOOT OR KNOCKOUT MOUNTING, FREE SHIPPING99.7%
Resideo Honeywell AT140A 1018 - Transformer, Foot mounted 120/208/240V 24 VAC Details$22.63Condition is New – Open box, Resideo Honeywell AT140A 1018 - Transformer, Foot mounted 120/208/240V 24 VAC, FREE SHIPPING99.8%
Resideo AT140A1042 Transformer 24VAC 40VA 120/240V Plate Foot Knockout Mount Details$15.99Condition is New – Open box, Resideo AT140A1042 Transformer 24VAC 40VA 120/240V Plate Foot Knockout Mount, shipping cost = $8.13100.0%
Resideo AT140A 1018 Power Transformer 40VA Step-Down 120/208/240V to 24V Details$16.00Condition is New – Open box, Resideo AT140A 1018 Power Transformer 40VA Step-Down 120/208/240V to 24V, shipping cost = $7.90100.0%
Resideo AT140A 1042 24VAC Universal Mount Transformer Details$15.00Condition is New – Open box, Resideo AT140A 1042 24VAC Universal Mount Transformer, shipping cost = $9.35100.0%
Resideo AT140A 1000 Power Transformer 40VA Step-Down 120V to 24V Details$16.00Condition is New – Open box, Resideo AT140A 1000 Power Transformer 40VA Step-Down 120V to 24V, shipping cost = $8.13100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" New With Box & Manual VD10 Details$16.20Top Pick! Condition is New – Open box, Resideo AT140A 1042 Transformer 24VAC 40VA 9" New With Box & Manual VD10, shipping cost = $8.5099.6%
Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box Details$16.96Top Pick! Condition is New – Open box, Resideo AT140A 1000 24VAC Universal Mount Transformer Open Box, shipping cost = $8.0699.5%
New Resideo AT140A1000 24VAC Transformer 120V 60Hz AT140A-1000 Details$26.99Condition is New – Open box, New Resideo AT140A1000 24VAC Transformer 120V 60Hz AT140A-1000, FREE SHIPPINGTop Rated100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V Universal Mount Details$27.65Condition is New – Open box, Resideo AT140A 1042 Transformer 24VAC 40VA 120V/240V Universal Mount, FREE SHIPPING99.8%
Resideo AT140A1042 24V 40VA Transformer 120/240V Foot/Plate Mount New Open Box Details$19.00Condition is New – Open box, Resideo AT140A1042 24V 40VA Transformer 120/240V Foot/Plate Mount New Open Box, shipping cost = $10.15100.0%
Resideo AT140A 1042 Transformer.  New Open Box Details$16.95Top Pick! Condition is New – Open box, Resideo AT140A 1042 Transformer. New Open Box, shipping cost = $14.35100.0%
Resideo AT140A1042 Transformer Details$30.00Condition is New – Open box, Resideo AT140A1042 Transformer, FREE SHIPPING98.3%
(QTY 3) Resideo AT140A1000 40VA, 120V Transformer 60 Hz. Primary 24 VAC Details$30.19Condition is New – Open box, (QTY 3) Resideo AT140A1000 40VA, 120V Transformer 60 Hz. Primary 24 VAC, FREE SHIPPINGTop Rated99.6%
Resideo AT140A1042 Transformer 120/240V Primary 24VAC 40VA Second. w/Mount Plate Details$14.99Condition is New – Open box, Resideo AT140A1042 Transformer 120/240V Primary 24VAC 40VA Second. w/Mount Plate, shipping cost = $18.3799.7%
**NEW** Honeywell AT140D1046 Transformer, Resideo 24V-120V/240V, 40VA, Hvac Details$29.00Condition is New – Open box, **NEW** Honeywell AT140D1046 Transformer, Resideo 24V-120V/240V, 40VA, Hvac, shipping cost = $6.99100.0%
Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624 Details$15.00Condition is New – Open box, Resideo Honeywell AT140A1042 Transformer, 120V/240V TH030624, shipping cost = $23.31Top Rated99.7%
250169 New In Box; Resideo AT140A1000 Transformer 40 Va Universal Mount120 VAC Details$42.56Condition is New – Open box, 250169 New In Box; Resideo AT140A1000 Transformer 40 Va Universal Mount120 VAC, FREE SHIPPINGTop Rated100.0%
Resideo AT140A 1042 Power Transformer 120/240V to 24V 40VA Plate Knockout Screw Details$45.00Condition is New – Open box, Resideo AT140A 1042 Power Transformer 120/240V to 24V 40VA Plate Knockout Screw, shipping cost = $6.72100.0%
AT140A in Used Condition
photo price summary rating
Honeywell Resideo AT140A1000 24VAC 40VA Multisystem Mount Transformer Details$14.95Condition is Used, Honeywell Resideo AT140A1000 24VAC 40VA Multisystem Mount Transformer, FREE SHIPPING99.8%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" Details$20.00Top Pick! Condition is Used, Resideo AT140A 1042 Transformer 24VAC 40VA 9", FREE SHIPPING100.0%
Resideo AT140A 1042 Transformer 24VAC 40VA 9" & Manual VD10 - Used , A4 Details$24.99Condition is Used, Resideo AT140A 1042 Transformer 24VAC 40VA 9" & Manual VD10 - Used , A4, FREE SHIPPINGTop Rated99.8%
NEW Honeywell Resideo AT140A 1000 Transformer 120V 24VAC 40VA zone #u4 Details$20.00Condition is Used, NEW Honeywell Resideo AT140A 1000 Transformer 120V 24VAC 40VA zone #u4, shipping cost = $13.0099.1%
Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve Details$30.00Condition is Used, Resideo AT140A1000 24 Volts Transformer 120V - 24V 40VA zone valve, shipping cost = $9.9597.3%
AT140A RESIDEO Transformer

The Resideo AT140A Transformer is a versatile and reliable power supply solution designed for use with various security and automation systems. This transformer is suitable for powering devices that require a 120V AC power source, making it an essential component for installing and maintaining security systems in both residential and commercial settings.

The AT140A Transformer is engineered with a robust design, featuring a heavy-duty steel enclosure that offers superior protection against environmental elements such as moisture, dust, and other harsh conditions. Measuring 4.5 inches in length, 2.6 inches in width, and 1.7 inches in height, this transformer is compact and can easily be installed in tight spaces, making it a convenient choice for installations with limited room.

This transformer boasts a secondary winding capacity of 277VAC, which makes it suitable for powering devices with higher voltage requirements. With a primary winding of 115VAC, this transformer can handle a maximum input power of 2.5 amps. The AT140A Transformer also features a 1:1 turns ratio, ensuring efficient energy transfer and stable voltage output.

One of the key features of the Resideo AT140A Transformer is its universal mounting configuration. The transformer comes with both surface-mount and flush-mounting options, allowing for flexible installation configurations. It also includes multiple mounting holes to accommodate various mounting scenarios.

Safety is a top priority with the AT140A Transformer. It is UL listed, ensuring compliance with the highest safety standards. The transformer is also designed with overvoltage and overcurrent protection, which safeguards the connected devices from potential damage.

In summary, the Resideo AT140A Transformer is a durable, versatile, and efficient power supply solution for various security and automation systems. Its compact design, robust construction, and universal mounting options make it a versatile choice for installations with limited space. With its safety features and UL listing, this transformer is a reliable and dependable choice for powering your security and automation devices.

The Resideo AT140A Transformer 1042 is a popular choice for those in need of a reliable and efficient HVAC transformer. Here are some pros and cons that may help you make an informed decision before purchasing.

Pros:

1. Energy Efficiency: The Resideo AT140A Transformer is known for its energy efficiency. It can help reduce energy consumption and save you money on utility bills in the long run.

2. Durability: The transformer is built to last with high-quality materials and robust design. It can withstand harsh weather conditions and heavy usage, making it a great investment for commercial and industrial applications.

3. Versatility: The transformer can be used with various HVAC systems, including air conditioning, heating, and ventilation systems. It is also compatible with different voltage requirements, making it a versatile option for various applications.

4. Easy Installation: The transformer comes with clear installation instructions and is relatively easy to install. It also has a compact size, making it easier to fit into tight spaces.

Cons:

1. Price: The Resideo AT140A Transformer is more expensive than some other transformers in the market. However, its high-quality materials and energy efficiency make it a worthwhile investment for those who prioritize reliability and efficiency.

2. Size: While the transformer is compact, it may still take up some space. It is essential to ensure that there is enough room for installation and maintenance.

3. Maintenance: Regular maintenance is required to ensure the transformer's longevity and optimal performance. While this is true for most transformers, it is essential to consider the cost and time involved in maintaining the transformer.

In conclusion, the Resideo AT140A Transformer 1042 is a reliable and efficient option for those in need of a high-performing HVAC transformer. Its energy efficiency, durability, versatility, and easy installation make it a worthwhile investment, despite its higher price tag. Additionally, its robust design and compatibility with various systems make it a versatile option for various applications.

Recommendation:

If you are in the market for a high-quality, efficient, and reliable HVAC transformer, the Resideo AT140A Transformer 1042 is an excellent choice. Its energy savings and long-term durability make it a worthwhile investment for commercial and industrial applications. However, it is essential to consider the transformer's size and maintenance requirements before making a purchase.

Details:

Resideo transformer AT140A 1042 new - old stock inventory not in original box item comes as shown and only includes what is the photos. Fully guaranteed.

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rating: 100.0% out of 100 based on 203 user ratings.
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