Check valve
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![20 Foot Plug And Lead Harness 20 Foot Plug And Lead Harness](https://shop.sourcena.com/lowres/detail/144-091-5.jpg)
20 Foot Plug And Lead Harness
Item No. 144-091-5
Isolates and protects individual dispensers from wiring shorts or phasing issues
![20 Foot Plug And Lead Harness Standard And Quantum AG 20 Foot Plug And Lead Harness Standard And Quantum AG](https://shop.sourcena.com/lowres/nophoto.gif)
20 Foot Plug And Lead Harness Standard And Quantum AG
Item No. 144-162-5
Isolates and protects individual dispensers from wiring shorts or phasing issues
![Check Valve With Spring (Red) Check Valve With Spring (Red)](https://shop.sourcena.com/lowres/detail/144-183-5.jpg)
Check Valve With Spring (Red)
Item No. 144-183-5
For spill containment and pressure relief of standard Red Jacket 4 inch submersible pumps
![High Pressure Check Valve Kit For Red Jacket Stp And Variable Speed Stp High Pressure Check Valve Kit For Red Jacket Stp And Variable Speed Stp](https://shop.sourcena.com/lowres/detail/410153-002.jpg)
High Pressure Check Valve Kit For Red Jacket Stp And Variable Speed Stp
Item No. 410153-002
![4 inch 61SOR Series Dual-Point Non-Vaportight Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank 4 inch 61SOR Series Dual-Point Non-Vaportight Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank](https://shop.sourcena.com/lowres/detail/61SOR-4000.jpg)
4 inch 61SOR Series Dual-Point Non-Vaportight Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank
Item No. 61SOR-4000
The OPW 61SO Overfill Prevention Valve is a 2-Stage Shut-off Valve designed to prevent the overfill of Underground Storage Tanks by providing a positive shut-off of product delivery. When the liquid level rises to about 95 Percent of tank capacity, the valve automatically slows flow. If the delivery is not stopped and liquid rises to about 98 Percent of tank capacity, the valve closes completely and liquid cannot flow.
![4 inch 61SOR Series Dual-Point Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank 4 inch 61SOR Series Dual-Point Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank](https://shop.sourcena.com/lowres/detail/61SOR-400C.jpg)
4 inch 61SOR Series Dual-Point Remote Fill OPV Overfill Prevention Valve For Up To 8 Foot Diameter Tank
Item No. 61SOR-400C
The OPW 61SO Overfill Prevention Valve is a 2-Stage Shut-off Valve designed to prevent the overfill of Underground Storage Tanks by providing a positive shut-off of product delivery. When the liquid level rises to about 95 Percent of tank capacity, the valve automatically slows flow. If the delivery is not stopped and liquid rises to about 98 Percent of tank capacity, the valve closes completely and liquid cannot flow.
![Check Valve With Housing Check Valve With Housing](https://shop.sourcena.com/lowres/detail/410152-001.jpg)
Check Valve With Housing
Item No. 410152-001
4 Inch Red Jacket STP and variable speed replacement part
![Single Phase Control Box Submersible Turbine Pump-Cbs (400818921) Single Phase Control Box Submersible Turbine Pump-Cbs (400818921)](https://shop.sourcena.com/lowres/detail/STP-CBS.jpg)
Single Phase Control Box Submersible Turbine Pump-Cbs (400818921)
Item No. STP-CBS
Incorporates ON / OFF Lockout Switch