
66173C Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $34.00 | Condition is New – Open box, NEW SPIRAX UTD52L REPLACEMENT CAP A 10 70507, FREE SHIPPING | 100.0% |
![]() | $29.00 | Condition is New – Open box, 1/2" SPIRAX SARCO UTD-52L SWIVEL CONNECTOR NEW, shipping cost = $23.63 | 100.0% |
![]() | $150.00 | Top Pick! Condition is New – Open box, NEW SPIRAX SARCO TD-52 STEAM TRAP 1/2" TD52, shipping cost = $17.02 | 100.0% |
![]() | $169.00 | Condition is New – Open box, NEW SPIRAX SARCO UTD52L THERMO DYNAMIC STEAM TRAP W/ UNIVERSAL CONNECTOR ,AW, shipping cost = $9.50 | 100.0% |
![]() | $179.00 | Condition is New – Open box, PACK OF 2 SPIRAX SARCO TD52 K06 STEAM STRAP 3/8"/10MM., FREE SHIPPING | 100.0% |
![]() | $179.99 | Condition is New – Open box, Spirax Sarco 66173C UTD52L Trap, FREE SHIPPING | ![]() |
![]() | $199.00 | Condition is New – Open box, PACK OF 2 SPIRAX SARCO TD52 K06 STEAM STRAP 1/4" / 6MM, B.06 PN63 420F., FREE SHIPPING | 100.0% |
![]() | $199.99 | Condition is New – Open box, NEW SPIRAX SARCO THERMO DYNAMIC STEAM TRAP COOL BLUE 3/4" CONN. 66173C UTD52L, FREE SHIPPING | ![]() |
![]() | $229.00 | Condition is New – Open box, Spirax Sarco UTD52L Thermo-Dynamic Steam Trap 66173C, shipping cost = $ | 99.6% |
![]() | $239.00 | Condition is New – Open box, Spirax Sarco 1/2" NPT TD52 Thermodynamic Steam Trap 54530C, shipping cost = $ | 99.6% |
![]() | $239.00 | Condition is New – Open box, Spirax Sarco TD52 Thermodynamic Steam Trap, 3/8" NPT , 600 PSIG, shipping cost = $ | 99.6% |
![]() | $229.00 | Condition is New – Open box, NEW 1/2 TD52, 1/2" Spirax Sarco TD52,B.M. 54530C, Thermo Dynamic Steam Trap,TE, shipping cost = $12.00 | 100.0% |
![]() | $229.00 | Condition is New – Open box, 1/2" SPIRAX SARCO TD-52 THERMODYNAMIC STEAM TRAP 600 PSIG 800F NEW, shipping cost = $23.63 | 100.0% |
![]() | $250.00 | Condition is New – Open box, SPIRAX SARCO 66173C W/67978 UTD52 THERMO DYNAMIC, shipping cost = $18.99 | 99.6% |
![]() | $250.00 | Condition is New – Open box, Spirax Sarco TD52 3/4" Thermo-Dynamic Steam Trap 3.5 to 600 PSI, shipping cost = $21.79 | 0.0% |
![]() | $255.00 | Condition is New – Open box, MINT CONDITION Spirax Sarco 66173C, UTD52L *SAMEDAY SHIP AVAILABLE, shipping cost = $20.00 | 100.0% |
![]() | $299.00 | Condition is New – Open box, Spirax Sarco UTD52L Thermodynamic Steam Trap 450 PSIG, shipping cost = $ | 99.6% |
![]() | $299.00 | Condition is New – Open box, Spirax Sarco UTD52L Thermo Dynamic Steam Trap 450 PSIG w/ Universal Connector, shipping cost = $ | 99.6% |
![]() | $299.00 | Condition is New – Open box, Spirax Sarco UTD52L Low Capacity Thermodynamic Steam Trap 66173C, shipping cost = $ | 99.6% |
![]() | $299.00 | Condition is New – Open box, NEW 1/2" TD52 SPIRAX SARCO B.M. 54530C STEAM TRAP COOL BLUE THERMO DYNAMIC,AY,AV, shipping cost = $9.95 | 100.0% |
![]() | $309.00 | Condition is New – Open box, SPIRAX SARCO 66173C UTD52L 600PSI NSMP, FREE SHIPPING | 99.9% |
![]() | $300.00 | Top Pick! Condition is New – Open box, Spirax Sarco UTD52L Thermo-Dynamic Steam Trap 66173C, shipping cost = $10.15 | 100.0% |
![]() | $297.00 | Condition is New – Open box, SPIRAX SARCO 66173C UTD-52L COOL BLUE THERMO DYNAMIC STEAM TRAP 600 PSI NEW, shipping cost = $25.74 | 100.0% |
![]() | $333.00 | Condition is New – Open box, 1/2" TD52 SPIRAX SARCO STEAM TRAP COOL BLUE THERMO DYNAMIC (Heavy duty Trap),BU, shipping cost = $9.95 | 100.0% |
![]() | $329.00 | Condition is New – Open box, Spirax Sarco 70009 3/4" TDC Stainless Thermodynamic Steam Trap +, shipping cost = $19.45 | 98.0% |
![]() | $399.00 | Condition is New – Open box, Spirax Sarco UTD52L Cool Blue 1/2" Thermodynamic Steam Trap 66173C, shipping cost = $ | 99.6% |
![]() | $399.00 | Condition is New – Open box, Spirax Sarco Thermo-Dynamic Steam Trap UTD52L / 66173C, shipping cost = $ | 99.6% |
![]() | $399.00 | Condition is New – Open box, Spirax Sarco UTD52L Thermo Dynamic Steam Trap W/ Universal Connector, shipping cost = $ | 99.6% |
![]() | $400.00 | Condition is New – Open box, Spirax Sarco 3/4" TD52 Thermodynamic Steam Trap **Original Box**, FREE SHIPPING | 0.0% |
![]() | $395.00 | Top Pick! Condition is New – Open box, NEW SPIRAX SARCO TD-52 1" STEAM TRAP 54532 TD52, shipping cost = $9.95 | ![]() |
![]() | $395.00 | Condition is New – Open box, NEW Spirax Sarco utd52l-hp,COOL BLUE UTD52L Thermo Dynamic Steam Trap,N70932,BH, shipping cost = $14.00 | 100.0% |
![]() | $399.00 | Condition is New – Open box, NEW 3/4 Spirax-Sarco TD52 Thermodynamic steam Trap COOL BLUE A743,CA40,EB,AM,AA, shipping cost = $11.00 | 100.0% |
![]() | $434.00 | Condition is New – Open box, SPIRAX SARCO 66173C / 66173C (NEW IN BOX), shipping cost = $12.90 | 99.7% |
![]() | $450.00 | Condition is New – Open box, SPIRAX SARCO 66173C / UTD52L COOL BLUE TD52 UNIVERSAL STEAM TRAP 600PSI NSMP, shipping cost = $15.79 | 100.0% |
![]() | $499.00 | Condition is New – Open box, Spirax Sarco 3/4" TD52 Thermo Dynamic Steam Trap 600 PSIG , shipping cost = $ | 99.6% |
![]() | $499.99 | Condition is New – Open box, Spirax Sarco TD 52 Steam Trap Cool Blue Thermo Dynamic Valve, shipping cost = $16.57 | 99.9% |
![]() | $500.00 | Top Pick! Condition is New – Open box, NEW SPIRAX SARCO TD52 STEAM TRAP 3/4" 54531C, shipping cost = $17.02 | ![]() |
![]() | $549.00 | Condition is New – Open box, Spirax Sarco Td-52 Thermo-Dynamic Steam Trap B.M. 54532 , shipping cost = $ | 99.6% |
![]() | $590.00 | Condition is New – Open box, 1" Spirax Sarco TD52 NPT Thermodynamic Steam Trap NEW IN BOX 2015, shipping cost = $25.74 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $99.99 | Condition is New, Spirax Sarco UTD52L Thermo-Dynamic Steam Trap 66173C, FREE SHIPPING | 100.0% |
![]() | $199.00 | Condition is New, Spirax Sarco TD52 1/2" Thermo-Dynamic Steam Trap 3.5 to 600 PSI, FREE SHIPPING | 100.0% |
![]() | $239.00 | Condition is New, SPIRAX / SARCO 1/2" TD-52 THERMODYNAMIC STEAM TRAP 3.5 TO 600 PSI, FREE SHIPPING | 100.0% |
![]() | $249.00 | Condition is New, Spirax Sarco Stainless Steel 3/4" Thermo Dynamic Steam Trap TD-52, shipping cost = $16.45 | 99.9% |
![]() | $250.00 | Condition is New, 1PCS NEW UTD52L SPIRAX SARCO, shipping cost = $50.00 | 100.0% |
![]() | $300.00 | Condition is New, SPIRAX SARCO 66173C UTD52L COOL BLUE UNIVERSAL CONN STEAM TRAP - 44 AVAILABLE, shipping cost = $15.10 | 100.0% |
![]() | $327.35 | Condition is New, Spirax Sarco 66173C UTD52L Thermo Dynamic Steam Trap 600psi, FREE SHIPPING | ![]() |
![]() | $250.00 | Top Pick! Condition is New, Spirax Sarco 3/4" TD52 Thermo-Dynamic steam trap., shipping cost = $88.60 | 98.4% |
![]() | $350.00 | Top Pick! Condition is New, Spirax Sarco TDC Thermo Dynamic Steam Trap Valve 3/4 PMO 600psi. BM70009, FREE SHIPPING | 100.0% |
![]() | $570.00 | Condition is New, SPIRAX SARCO 66173C / 66173C (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $779.15 | Condition is New, Spirax Sarco TD-52 Thermo Dynamic Stainless Steam Trap 1in Npt 600psi, FREE SHIPPING | ![]() |
![]() | $772.19 | Condition is New, SPIRAX SARCO UTD-52L / UTD52L (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $997.79 | Top Pick! Condition is New, SPIRAX SARCO TD52 1/2" NPT STEAM TRAP, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.42 | Condition is Used, SPIRAX SARCO THERMO DYNAMIC STEAM TRAP UTD 52L, 66173, UTD52L MADE IN USA, FREE SHIPPING | ![]() |
![]() | $67.49 | Condition is Used, Spirax Sarco UTD52L Thermodynamic Steam Trap *Read Description See Pictures , FREE SHIPPING | 100.0% |
![]() | $100.00 | Condition is Used, Spirax Sarco Steam Trap 3/4 20 mm TD 52 Thermo Dynamic, shipping cost = $19.45 | 100.0% |
![]() | $149.97 | Top Pick! Condition is Used, Spirax Sarco TD52 Thermodynamic Steam Trap 63Bar 425 C 15MM, FREE SHIPPING | ![]() |
![]() | $150.00 | Condition is Used, SPIRAX SARCO 1/2" NPT, TD52 THERMO-DYNAMIC STEAM TRAP 3.5 To 600 PSI., shipping cost = $9.00 | 100.0% |
![]() | $207.00 | Condition is Used, Spirax Sarco Thermodynamic steam Trap 600 Psi 3/8 Madison Ave NY TD-50 1957 50s, shipping cost = $9.99 | 100.0% |
![]() | $219.99 | Top Pick! Condition is Used, Spirax Sarco TD52 3/4 Thermodynamic Steam Trap 600 PSI, shipping cost = $16.57 | 99.9% |
![]() | $329.98 | Top Pick! Condition is Used, Spirax Sarco Thermo-Dynamic TD-52 Steam Trap, shipping cost = $16.88 | 100.0% |
![]() | $369.16 | Condition is Used, SPIRAX SARCO 66173C / 66173C (USED), shipping cost = $12.90 | 99.7% |
![]() | $437.33 | Condition is Used, SPIRAX SARCO UTD-52L / UTD52L (USED), shipping cost = $12.90 | 99.7% |

The Spirax Sarco 66173C is a high-performance steam trap, designed and manufactured by Spirax Sarco, a leading global provider of steam technology and services. This particular model, the 66173C, is part of Spirax Sarco's F series of steam traps, which are engineered for reliable and efficient steam system operation in various industries.
The Spirax Sarco 66173C is a thermostatic disc steam trap, which utilizes a thermostatic element to regulate the temperature difference between the steam and condensate. This design ensures that steam is only passed through when the condensate temperature falls below a certain level, thereby preventing condensate from being returned to the boiler and reducing energy loss.
The 66173C has a maximum steam flow rate of 35 kg/h (77 lbs/h) and a maximum operating pressure of 10 bar (145 psi). The trap is constructed from high-quality materials, including a cast iron body and stainless steel parts, which make it robust and resilient to the harsh conditions of industrial steam systems.
One of the key features of the Spirax Sarco 66173C is its easy-to-access and replaceable thermostatic element, which is located at the top of the trap. This design allows for quick and simple maintenance, minimizing downtime and ensuring that the steam system remains efficient and effective.
The 66173C also has a low liquid load capacity, which makes it suitable for applications where there is a high condensate return or where the condensate is contaminated with non-condensable gases. This feature helps to prevent the trap from flooding and ensures that it continues to operate effectively, even in challenging steam system conditions.
In summary, the Spirax Sarco 66173C is a high-performance, thermostatic disc steam trap that is designed for reliable and efficient steam system operation in various industries. Its robust construction, easy-to-access thermostatic element, and low liquid load capacity make it a popular choice for steam system applications, where energy efficiency and minimal downtime are key priorities.
The Spirax Sarco 66173C steam trap is a popular choice for steam systems due to its reliability and efficiency. Here are some pros and cons of buying this particular model:
Pros:1. Reliable Steam Trapping: The 66173C model is known for its reliable performance, ensuring consistent steam flow in industrial applications.
2. Energy Efficiency: This steam trap design reduces energy consumption by trapping condensate effectively, preventing excess energy loss.
3. Easy Installation: The compact design and simple installation process make this steam trap a popular choice for installations in various industries.
4. Durable Construction: The Spirax Sarco 66173C model is built with high-quality materials, providing long-lasting performance and resistance to corrosion.
Cons:1. Price: Compared to other steam trap models, the Spirax Sarco 66173C can be more expensive.
2. Limited Capacity: This steam trap may not be suitable for applications requiring a higher capacity or larger steam flow.
3. Maintenance: Regular inspection and maintenance are essential to ensure the steam trap continues to function correctly.
In conclusion, the Spirax Sarco 66173C steam trap offers several advantages, including reliable performance, energy efficiency, easy installation, and durability. However, its higher cost and limited capacity may be drawbacks for some applications.
Recommendation:If you require a dependable, energy-efficient steam trap for your industrial application and can afford its higher cost, the Spirax Sarco 66173C model is an excellent choice. However, if you need a larger capacity steam trap or are working within a tight budget, consider exploring alternative options.
Details:
All products are guaranteed to be working but may show signs of use. Call to use a shipping service other than the ones listed. The product is used surplus. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection.
Sells new and surplus product develops channels to purchase such. Part number 66173C.
specifications maxohvac:
- brand: Spirax Sarco
- mpn: 66173c
- part type: Box
seller maxohvac:
- rating: 98.9%
- # reviews: 175234
- city: 1 millennium dr, willingboro, nj 08046
offer maxohvac:
- prices: $67.49–$997.79
- item condition:
- New – Open box
- New
- Used
- in stock #: 5
- options: ship-to-home
- started: october 28, 2025
- availability: in stock
- sold #: 12
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
payments maxohvac:
- wallet: paypal
- other
- credit card: diners-club
returns maxohvac:
- time: 30 days
- policy: returns accepted
- paid by: buyer
- method: money back
shipping maxohvac:
- service: standard
- transit: 2-4 days
- class: standard
- type: fixed






























































