SPIRAX SARCO FT-15 Steam Trap 1-1/2 Max. 150

( Brand: Spirax Sarco ), ( Manufacturer Part Number: FT-15 ), ( Part Type: Trap ), ( Unit Type: Unit )

Review SPIRAX SARCO Steam Trap 1-1/2 Inch Max. Wp 150 Psig

The **Spirax Sarco FT-15 Floating Thermostatic Steam Trap (1-1/2" WP, 150 PSIG)** is a high-performance, maintenance-free steam trap designed to efficiently and reliably discharge condensate while preventing live steam from escaping into the system. Engineered with precision, this trap leverages a robust floating thermostatic mechanism to maintain optimal steam system efficiency by automatically releasing condensate as soon as it forms, thereby minimizing energy waste and avoiding costly downtime. The compact yet durable construction features a **1-1/2" water port (WP) connection**, making it ideal for medium to large-scale applications where condensate removal must be both swift and precise. With a **150 PSIG pressure rating**, it is well-suited for industrial environments where high-pressure steam is common, ensuring reliable operation under demanding conditions. The floating disc mechanism within the trap responds instantly to temperature changes, opening fully to release condensate and closing tightly once steam flow resumes, thus preventing steam leakage that could lead to heat loss and reduced system performance. Constructed from high-quality materials, including corrosion-resistant components, the FT-15 is built to withstand harsh industrial settings, offering extended service life with minimal maintenance. Its self-draining design eliminates the need for manual intervention, further enhancing operational efficiency. Whether integrated into HVAC systems, manufacturing plants, or power generation facilities, this steam trap ensures consistent steam quality, reduces energy consumption, and protects downstream equipment from potential damage caused by condensate buildup. The Spirax Sarco FT-15 is not just a steam trap it s a critical component for maintaining the integrity and efficiency of any steam-driven process.

### **Pros and Cons of buying a Spirax Sarco FT-15 Steam Trap (1-1/2" WP 150)**

#### **Pros**

1. **High Reliability and Durability** Spirax Sarco is a well-established brand known for manufacturing high-quality steam traps. The FT-15 is designed for heavy-duty industrial applications, ensuring long-term performance with minimal maintenance.

2. **Efficient Steam Conservation** As a floating thermostatic trap, it effectively drains condensate while preventing steam blow-by, reducing energy waste in steam systems. This contributes to cost savings over time.

3. **Wide Pressure Range (150 psi)** The trap is suitable for high-pressure applications (up to 150 psi), making it versatile for various industrial processes, including power plants, refineries, and manufacturing facilities.

4. **Compact and Space-Efficient Design** The 1-1/2" size balances flow capacity with installation convenience, allowing for easier fitting in tight spaces compared to larger traps.

5. **Low Maintenance Requirements** The floating thermostatic mechanism is relatively simple, reducing the need for frequent inspections or replacements. This lowers operational downtime.

6. **Compatibility with Various Fluids** While primarily designed for steam, it can handle condensate with some non-condensable gases, making it adaptable to different system conditions.

7. **Good Noise Reduction** Compared to some other trap types (e.g., bucket traps), floating thermostatic traps like the FT-15 operate more quietly, reducing noise pollution in the facility.

8. **Proven Performance in Critical Applications** Spirax Sarco traps are commonly used in high-stakes industries where reliability is non-negotiable, such as pharmaceutical, food processing, and chemical plants.

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#### **Cons**

1. **Higher Upfront Cost** Spirax Sarco products are premium-priced compared to generic or lower-end brands. The initial investment may be higher than alternatives, though long-term savings justify it for many applications.

2. **Sensitivity to Contaminants** If the steam system contains excessive dirt, oil, or scale, the trap s internal mechanism (floating disc) may become clogged or damaged over time, requiring more frequent cleaning or replacement.

3. **Limited Adjustability** Unlike some other trap types (e.g., pilot-operated traps), the FT-15 does not offer adjustable settings for varying load conditions. This may require additional system tuning to optimize performance.

4. **Potential for Steam Blow-By in Low-Load Conditions** In systems with intermittent or low steam demand, the trap may allow some steam to escape, reducing efficiency. Proper sizing and installation are critical to mitigate this.

5. **Requires Proper Installation and Alignment** Improper mounting (e.g., upside-down or with incorrect orientation) can lead to poor performance or premature failure. Expert installation is recommended.

6. **Not Ideal for Highly Corrosive Environments** While the FT-15 is robust, extremely corrosive condensate (e.g., in chemical processing) may degrade the trap s internal components faster than standard steam applications.

7. **Replacement Parts Availability** While Spirax Sarco has a strong global support network, in remote or less developed regions, sourcing spare parts may be slower or more expensive than for more common brands.

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### **Conclusion**

The **Spirax Sarco FT-15 steam trap (1-1/2" WP 150)** is an excellent choice for industrial applications requiring **high reliability, energy efficiency, and durability**. Its floating thermostatic design ensures consistent condensate removal while minimizing steam loss, making it ideal for **high-pressure systems** where performance and longevity are priorities.

However, the **higher cost, sensitivity to contaminants, and limited adjustability** may be drawbacks depending on the specific application. If the system has **clean steam and stable operating conditions**, the FT-15 will likely outperform cheaper alternatives over time. Conversely, if the application involves **extreme contaminants, frequent load fluctuations, or highly corrosive environments**, alternative trap types (e.g., pilot-operated or inverted bucket traps) might be more suitable.

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### **Recommendation**

- You operate in an **industrial setting with clean or moderately contaminated steam**.

- Your system operates at **consistent high pressure (up to 150 psi)** with stable condensate flow.

- **Energy efficiency and long-term reliability** are critical, and you can justify the higher upfront cost.

- Proper installation and maintenance are ensured to maximize performance.

- Your steam contains **high levels of dirt, oil, or corrosive substances** (a pilot-operated trap may be better).

- The system experiences **frequent load variations** (a different trap type with adjustable settings might be more efficient).

- Budget constraints make the FT-15 prohibitively expensive (lower-cost traps from reputable brands could be evaluated, though with shorter lifespan expectations).

For most **large-scale industrial applications where reliability is non-negotiable**, the **FT-15 remains a strong, well-supported choice**. Always consult with a **steam system specialist** to ensure proper sizing and installation for your specific use case.

Details:

Buyers pay for return shipping. Suitable for use in heat exchanges, process equipment, and steam distribution lines. WP 150 PSIG: The Spirax Sarco FT-15 Steam Trap is engineered for optimal performance in steam systems, featuring a robust 1-1/2 size and maximum working pressure of PSIG. Integrated thermostatic air vent allows efficient removal of non-containable gases.

Durable cast iron body construction built for long-lasting service and resistance to wear. Cash on Pickup. Stainless steel internal components help resist corrosion and improve longevity. Shipping: Shipping cost: UPS Calculated.

Let us know whats going on, and we ll provide you a return label. Parallel flow design enables easy installation and consistent condensate discharge. Its durable construction and reliable operation make it an essential component for enhancing energy efficiency reducing downtime in industrial applications. Some exceptions may apply.

Supports fast system start-up by handling air loads effectively. WP 150 PSIG: Spirax Sarco FT-15 Steam Trap 1-1/2 Max. With a pressure maximum allowance of 125 PSIG and temperature 450 F, this steam trap ensures efficient condensate removal while maintaining system integrity.

part #: ft15 prices

• $74.10-$445.00

specifications valvesplumbing:

• brand: Spirax Sarco
• mpn: Ft-15
• part type: Trap
• unit type: Unit

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• # reviews: 24711
• rating: 99.8%
• city: Fleetwood, Pennsylvania

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• started: April 27, 2026
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general valvesplumbing:

• condition: Used
• Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds

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