---
product_id: 38770752
title: "Control Devices ST25-1A225 St Series Brass Soft Seat Asme Safety Valve 225 Psi Set Pressure 1/4 Male Npt"
brand: "control devices"
price: "€ 47.40"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.com.cy/products/38770752-control-devices-st25-1a225-st-series-brass-soft-seat-asme
store_origin: CY
region: Cyprus
---

# 199 cfm flow rate 225 psi set pressure 250 F max temp Control Devices ST25-1A225 St Series Brass Soft Seat Asme Safety Valve 225 Psi Set Pressure 1/4 Male Npt

**Brand:** control devices
**Price:** € 47.40
**Availability:** ✅ In Stock

## Summary

> 🔒 Safety Meets Performance: Elevate Your Standards!

## Quick Answers

- **What is this?** Control Devices ST25-1A225 St Series Brass Soft Seat Asme Safety Valve 225 Psi Set Pressure 1/4 Male Npt by control devices
- **How much does it cost?** € 47.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/38770752-control-devices-st25-1a225-st-series-brass-soft-seat-asme)

## Best For

- control devices enthusiasts

## Why This Product

- Trusted control devices brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **ASME Certified Safety:** Trust in safety with ASME ratings and UV/NB marks for peace of mind.
- • **Robust Flow Performance:** Achieve optimal efficiency with a remarkable flow rate of 199 cfm.
- • **Durable Brass Construction:** Engineered for longevity, featuring corrosion-resistant brass and music wire spring.
- • **Unmatched Pressure Control:** Experience precision with a preset relief pressure of 225 psi.
- • **High-Temperature Resilience:** Designed to withstand extreme conditions with a maximum temperature of 250 F.

## Overview

The Control Devices ST25-1A225 St Series Brass Soft Seat ASME Safety Valve is engineered for high-performance applications, featuring a preset relief pressure of 225 psi, a robust flow rate of 199 cfm, and a maximum temperature tolerance of 250 F. Its durable brass construction ensures corrosion resistance, while ASME certification guarantees safety and reliability.

## Description

This Control Devices ST25-1A225 ASME safety valve has a brass body, a 225 psi relief pressure, a 1/4 inch male NPT threaded inlet connection, and a stainless steel pull ring for manual pressure relief. The valve's brass body, brass valve seat, and the zinc plated steel spring resist corrosion and can be used in operating temperatures up to 250 F. The preset relief pressure is accurate to within +/- 3 percent and a silicon O-ring provides a leak-proof seal to within +/- 10 percent of the relief pressure. This safety valve is American Society of Mechanical Engineers (ASME) safety rated and displays the UV mark for pressure vessel safety valves. It also displays the NB mark for certification in accordance with NB-501, National Board Certification of Pressure Relief Devices. This safety valve has a 199.0098 cubic feet per minute (CFM) flow rate and is suitable for pressure relief applications such as in home construction or industrial air compressors.

## Features

- Relief pressure preset to 225 psi with flow rate of 199 cfm
- 1/4 NPT threaded inlet connection with Vibra-Seal thread lock
- Brass construction and music wire spring for corrosion resistance
- 250 F maximum temperature for use in high temperature applications
- ASME safety rated with UV and NB marks

## Product Details

- **Material:** Brass
- **Brand:** Control Devices
- **Item dimensions L x W x H:** 3 x 1 x 1 inches
- **Exterior Finish:** Stainless Steel,Steel,Zinc
- **Inlet Connection Type:** NPT thread
- **Outlet Connection Type:** MNPT
- **Maximum Operating Pressure:** 225 Pound per Square Inch
- **Number of Ports:** 3
- **Outlet Connection Size:** 3 Inches
- **Specification Met:** asme

## Images

![Control Devices ST25-1A225 St Series Brass Soft Seat Asme Safety Valve 225 Psi Set Pressure 1/4 Male Npt - Image 1](https://m.media-amazon.com/images/I/71256V2+zoL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Awesome work great. Pops at the correct pressure
  

*by M***T on Reviewed in the United States on April 3, 2024*

Works good and fit perfect. Doesn’t leak and if you bump it, it doesn’t pop open. Recommend these.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Exactly What I Needed
  

*by A***R on Reviewed in the United States on March 16, 2024*

This worked great on my Dewalt air compressor

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Very well made
  

*by D***Y on Reviewed in the United States on July 6, 2023*

Fit and performs perfectly in my 10-gallon on-board air tank.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.cy/products/38770752-control-devices-st25-1a225-st-series-brass-soft-seat-asme](https://www.desertcart.com.cy/products/38770752-control-devices-st25-1a225-st-series-brass-soft-seat-asme)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-25*