
UBP-30 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $37.96 | Condition is New – Open box, Spirax Sarco Limited UBP30 Steam Trap FNOB, FREE SHIPPING | 99.8% |
![]() | $99.95 | Condition is New – Open box, NEW OLD STOCK! SPIRAX SARCO STEAM TRAP UBP30, shipping cost = $24.80 | 100.0% |
![]() | $115.00 | Condition is New – Open box, Spirax Sarco Model: UBP 30 Thermostatic Trap. New Old Stock , shipping cost = $10.00 | 100.0% |
![]() | $119.99 | Condition is New – Open box, Spirax Sarco Model: SSM21. NPT Thermostatic Trap. New Old Stock. No Box , shipping cost = $21.15 | 100.0% |
![]() | $119.99 | Condition is New – Open box, Spirax Sarco Model: UBP 30 Thermostatic Trap. New Old Stock , shipping cost = $22.20 | 100.0% |

The Spirax Sarco UBP-30 UBP 30 Thermostatic Trap is a compact, factory-assembled, and pre-tested solution designed to provide reliable temperature control and protection against frost in heating systems. This thermostatic trap is part of Spirax Sarco's Universal Range of products, ensuring interchangeability with various competitors' products.
The UBP-30 UBP 30 Thermostatic Trap features a built-in thermostat that automatically opens and closes the inlet and outlet valves based on the temperature of the fluid flowing through it. This helps maintain a consistent temperature in the system while preventing cold water from entering during colder conditions. The trap's body is constructed from durable brass and is available in both UNF and BSP thread connections.
One of the key advantages of the UBP-30 UBP 30 Thermostatic Trap is its ability to be installed in a wide range of applications, including vertical, horizontal, and angled installations. It is suitable for use with a variety of fluids, including water, glycol, and brine, and can handle working pressures up to 16 bar (232 psi) and temperatures up to 120 C (248 F).
The trap comes equipped with a non-return valve on the outlet, which helps prevent backflow and ensures that the fluid only flows in the intended direction. It also features a drain cock on the bottom, which allows for easy drainage during maintenance or system draining.
The UBP-30 UBP 30 Thermostatic Trap is designed to provide long-lasting performance with minimal maintenance requirements. Its factory-assembled and pre-tested construction ensures that it is ready for installation right out of the box. Additionally, its corrosion-resistant materials and robust design make it an ideal choice for demanding heating applications in various industries, including manufacturing, food and beverage, and commercial buildings.
Overall, the Spirax Sarco UBP-30 UBP 30 Thermostatic Trap is a versatile and reliable solution for temperature control and frost protection in heating systems. Its durable construction, wide range of applications, and easy installation make it a top choice for facility managers and engineers looking for a high-performing and cost-effective solution.
The Spirax Sarco UBP-30/UBP 30 thermostatic trap is a pressure relief device designed to prevent thermoshock and cold water condensation in heating systems. Here are some pros and cons of buying this particular model:
Pros:1. Effective Thermostatic Control: The UBP-30/UBP 30 trap uses a thermostat to regulate the temperature of the water passing through it, preventing the risk of thermoshock and condensation.
2. Easy Installation: This trap is relatively easy to install and can be fitted directly onto the heating system without the need for additional modifications or fittings.
3. Durable and Reliable: Spirax Sarco is a well-known and reputable manufacturer of heating system components, and the UBP-30/UBP 30 trap is no exception. It is built to withstand high pressure and temperature conditions and is designed to provide long-lasting performance.
4. Energy Efficient: By preventing cold water condensation and thermoshock, this trap can help to improve the energy efficiency of the heating system, reducing energy waste and lowering heating costs.
Cons:1. Cost: Compared to other types of pressure relief valves or traps, the Spirax Sarco UBP-30/UBP 30 model can be more expensive.
2. Limited Size Range: This model is only suitable for systems with a maximum working pressure of 16 bar and a maximum temperature of 120 C.
3. Maintenance: While this trap is designed to be low maintenance, it will still require occasional checking and cleaning to ensure it is functioning correctly.
Conclusion:The Spirax Sarco UBP-30/UBP 30 thermostatic trap is an effective and reliable solution for preventing thermoshock and condensation in heating systems. Its easy installation, durability, and energy efficiency make it a worthwhile investment, despite its higher cost compared to other types of pressure relief valves or traps. However, it is essential to ensure that this model is suitable for the specific heating system, as it has a limited size range and may not be suitable for systems with higher working pressures or temperatures.
Recommendation:If you have a heating system with a maximum working pressure of 16 bar and a maximum temperature of 120 C, the Spirax Sarco UBP-30/UBP 30 thermostatic trap is an excellent choice for preventing thermoshock and cold water condensation. Its effective thermostatic control, easy installation, durability, and energy efficiency make it a worthwhile investment for any heating system. However, if your system has different pressure or temperature requirements, you may need to consider alternative solutions.
Details:
Up for sale is a nos Spirax Sarco model: ubp 30 thermostatic trap.
specifications maxohvac:
- brand: Spirax Sarco
- mpn: Ubp-30
- part type: Trap
shipping maxohvac:
- service: usps ground advantage
- type: fixed
- class: standard
- transit: 5-11 days
- carrier: usps
payments maxohvac:
- other
- wallet: apple-pay
- credit card: visa
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- policy: no returns
seller maxohvac:
- city: allentown, new jersey
- rating: 100.0%
- # reviews: 1261
offer maxohvac:
- sold #: 7
- prices: $37.96–$119.99
- item condition: New – Open box
- options: ship-to-home
- best offers: true
- availability: in stock
- in stock #: 5
- started: april 5, 2026




