Pressure Pro UP137 Pop-Off Valve – 3/8″ MPT, Pre-Set to 3700 PSI (Black)

Model: UP137
Category: Pumps → Pump Accessories → Safety Valves / Relief Valves
Type: Pop-Off Safety Valve – Pre-Set to 3700 PSI (Black), Genuine OEM Pressure Pro

The Pressure Pro UP137 Pop-Off Valve is a genuine OEM Pressure Pro safety relief valve designed to automatically release excess system pressure to protect pumps, hoses, fittings, and operators. Pre-set to 3700 PSI and identified by its black spring, this valve provides reliable secondary pressure protection when used alongside an unloader valve.

Applications

• Pressure washer systems requiring secondary over-pressure protection

• Systems using unloaders where added safety is recommended

• Light- to mid-flow pump applications

• Commercial and residential pressure washing setups

Specifications

• Relief Pressure: 3700 PSI (factory pre-set)

• Maximum Pressure: 6000 PSI

• Maximum Flow: 6 GPM

• Maximum Temperature: 140°F

• Inlet: 3/8″ NPT-M

• Bleed Port: End

Product Details

Brand: Pressure Pro
OEM: Yes – Genuine Pressure Pro Part
Application: Over-Pressure Protection / Safety Relief
Valve Type: Pop-Off / Safety Relief Valve
Spring Color: Black

Key Features

• Genuine OEM Pressure Pro UP137 pop-off valve

• Pre-set to 3700 PSI for dependable pressure relief

• Automatically activates during over-pressure conditions

• Designed to complement unloader valves for dual protection

• Compact, durable construction

• Easy identification with black spring

• Helps protect pumps, hoses, fittings, and operators