
PM12440 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.00 | Condition is Used, Packard PM12440 40 VA Pri: 120V Sec: 24V Transformer, shipping cost = $9.00 | 100.0% |
![]() | $30.00 | Condition is Used, Packard PM12440 Control Transformer, FREE SHIPPING | 100.0% |
![]() | $30.00 | Top Pick! Condition is Used, Packard PM12440 Control Transformer, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Top Pick! Condition is New – Open box, Packard PM12440 Control Transformer, shipping cost = $6.25 | 100.0% |
![]() | $24.00 | Condition is New – Open box, PACKARD PM12440 Transformer 120 V Pri. 24 V Secondary 40 VA, shipping cost = $8.00 | 98.3% |
![]() | $24.00 | Condition is New – Open box, PACKARD PM12440 Transformer 120 V Pri. 24 V Secondary 40 VA, shipping cost = $10.00 | 98.3% |
![]() | $13.99 | Condition is New – Open box, nos Packard PM12440 Packard Multi-Mount Transformer Input120VA Output 40VA , shipping cost = $22.10 | 99.9% |
![]() | $19.00 | Condition is New – Open box, PACKARD PM12440 120V NSNP, shipping cost = $17.41 | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $25.00 | Condition is New, PACKARD* Model PM12440 Transformer Primary 120v,Secondary 24v 40va Multi-Mount, FREE SHIPPING | 100.0% |
![]() | $25.00 | Condition is New, PACKARD* Model PM12440 Transformer Primary 120v,Secondary 24v 40va FREE SHIPPING, FREE SHIPPING | 100.0% |
![]() | $27.90 | Condition is New, PACKARD PM12440 Transformer 120 V Pri. 24 V Secondary 40 VA, FREE SHIPPING | 99.9% |
![]() | $29.97 | Condition is New, PM12440 Packard Class II Multi-Mount Control Transformer, FREE SHIPPING | 100.0% |
![]() | $23.00 | Condition is New, Packard PM12440 Transformer, shipping cost = $7.90 | 100.0% |
![]() | $30.00 | Condition is New, PACKARD* Model PM12440 Transformer Primary 120v,Secondary 24v 40va Multi-Mount, FREE SHIPPING | 94.1% |
![]() | $35.10 | Condition is New, Packard Inc. PM12440 Multi-Mount Control Transformer 120V 24V, FREE SHIPPING | 99.6% |
![]() | $51.68 | Top Pick! Condition is New, Packard PM12440 120VAC 24VDC 40VA Universal Transformer Multi-Mount, FREE SHIPPING | ![]() |
![]() | $65.00 | Condition is New, PACKARD LOT OF 2 PM12440 Transformer 120 V Pri. 24 V Secondary 40 VA, shipping cost = $10.00 | 99.7% |

The Packard PM12440 is a versatile and powerful single-phase transformer designed for various industrial applications. This transformer comes with a primary voltage rating of 120 volts and a secondary voltage rating of 24 volts, 40 amperes.
The primary winding of the PM12440 is specifically engineered to handle a voltage of 120 volts. This voltage is commonly used in residential and light commercial electrical systems, making this transformer suitable for a wide range of applications, including powering industrial equipment, automation systems, and lighting installations.
On the secondary side, the PM12440 offers a voltage output of 24 volts, which is often used in low-voltage applications. The 40-ampere rating provides sufficient current capacity to power a variety of devices, such as motors, solenoids, and sensors.
This transformer is built with high-quality materials and robust construction to ensure long-lasting performance. The insulation system is designed to provide excellent electrical insulation, while the winding design ensures efficient energy transfer between the primary and secondary windings. The PM12440 also features a reinforced core and a heavy-duty laminated steel shell, which protects against mechanical stress and provides excellent thermal insulation.
The PM12440 is also designed with safety in mind. It is equipped with a grounded metal case to ensure proper grounding and to protect against electrical shock. Additionally, it is designed to meet or exceed the requirements of various safety standards, such as UL and CSA.
Overall, the Packard PM12440 is a reliable and versatile transformer that offers a primary voltage rating of 120 volts and a secondary voltage rating of 24 volts, 40 amperes. Its robust construction, efficient design, and safety features make it an excellent choice for a wide range of industrial applications.
The Packard PM12440 transformer is a 120V primary, 24V secondary, 40VA transformer that is commonly used in various electrical applications. Here are some pros and cons that can help you make an informed decision about purchasing this transformer:
Pros:1. Reliable: Packard is a reputable brand known for producing high-quality transformers. This particular model, the PM12440, is designed to provide stable and consistent power output.
2. Versatile: With a 120V primary and a 24V secondary, this transformer can be used in a wide range of applications, including powering low-voltage appliances and equipment.
3. Compact: The PM12440 has a compact size and lightweight design, making it easy to install and transport.
4. Cost-effective: This transformer is relatively affordable compared to other transformers with similar specifications.
Cons:1. Limited Power: With a 40VA capacity, this transformer may not be suitable for applications that require a high power output.
2. Not UL Listed: This transformer is not UL listed, which means it may not meet the safety standards required by some regulatory agencies or organizations.
3. No Built-in Protection: The PM12440 does not come with any built-in protection features such as overcurrent or overvoltage protection.
In conclusion, the Packard PM12440 transformer is a reliable, versatile, and cost-effective option for applications that require a 120V primary and a 24V secondary, and a low power output. However, it may not be suitable for applications that require a high power output or that need to meet specific safety standards. If these features are important to you, you may want to consider a transformer with a higher VA capacity or that is UL listed.
Recommendation:If you are looking for a transformer for a low-power application and are on a budget, the Packard PM12440 could be a good option for you. However, if you require a higher power output or specific safety features, you may want to consider other options. It is always a good idea to consult with an electrician or a qualified professional to ensure that the transformer you choose is suitable for your specific application.
Details:
New box open.
specifications maxohvac:
- brand: Packard
- mpn: Pm12440
- type: Transformer
- upc: 840899101071
returns maxohvac:
- policy: no returns
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
seller maxohvac:
- rating: 98.5%
- city: toledo, ohio
- # reviews: 1602
shipping maxohvac:
- type: fixed
- class: standard
- service: usps ground advantage
- carrier: usps
- transit: 5-11 days
payments maxohvac:
- credit card: mastercard
- wallet: paypal
- other
offer maxohvac:
- in stock #: 5
- best offers: true
- started: october 17, 2025
- options: ship-to-home
- sold #: 13
- availability: in stock
- prices: $13.99–$65.00
- item condition:
- Used
- New – Open box
- New
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