ORFA Industrial

16% off,

Fixed Setting Safety Valve 9 Bar S139

Original price was: $5.72.Current price is: $4.80.

A factory-set safety valve for pressurized systems, opening automatically at 9 bar to discharge excess pressure. Its brass body resists corrosion, and the NBR70 seal maintains tightness up to 110°C. The 1/2 inch threaded connection allows straightforward installation.

Availability: In stock

SKU: 1600663014270000560640104 Categories: , Brand:
Industrial Valves / Pressure Protection

Fixed Setting Safety Valve 9 Bar S139

Factory-set 9 bar protection that opens automatically, so your pressurized system stays safe without calibration.

The S139 Fixed Setting Safety Valve 9 Bar S139 provides automatic discharge against overpressure in industrial installations. In addition, its brass body offers high resistance to corrosion. Furthermore, it delivers safe operation, in particular in boilers, tanks and closed-loop heating systems. Moreover, its factory-set 9 bar setting requires no additional calibration. Consequently, the NBR70 gasket material preserves sealing performance up to 110°C.

The 1/2 inch threaded connection size allows easy integration into piping. When system pressure exceeds 9 bar, the valve opens automatically and discharges the excess pressure. The brass body resists corrosion, and the NBR70 gasket maintains a high-performance seal at temperatures up to 110°C. With a weight of 90 g and a fixed opening pressure of 9 bar, the valve is ready for immediate installation without adjustment.

S139 Fixed Setting Safety Valve — Technical Specifications

Brand
ARA VALF
Model
S139
Connection Size
1/2″
Opening Pressure
9 Bar (Fixed)
Body Material
Brass
Gasket Material
NBR70
Maximum Temperature
110°C
Weight
90 g
Sealing
High performance with NBR70 gasket

This valve is preferred as a safety valve in closed-loop heating systems. In addition, it offers reliable protection in boilers and hot water tanks. Furthermore, its high heat-resistant construction makes it suitable for solar energy installations. Moreover, it is used for pressure balancing in booster systems, and it supports safe operation across a range of industrial flow applications.

Key Advantages

  • Factory-set 9 bar opening pressure for safe use without calibration
  • Brass body for long-lasting durability against corrosion
  • NBR70 gasket for superior sealing and 110°C temperature tolerance

Applications

  • Overpressure protection in closed-loop heating systems
  • Reliable safety valve solution in boilers and hot water tanks
  • High-temperature resistant discharge in solar energy installations

As a result, the S139 Fixed Setting Safety Valve 9 Bar S139 delivers maximum safety in your industrial installations. ORFA Industrial has supplied this product from stock since 1985 as your reliable solution partner. Furthermore, ORFA supplies worldwide and provides technical support and order assistance. Contact us for technical support and orders.

ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.

Your Reliable Partner in Industrial Flow Technologies

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