Simpson 80667 Washdown Trigger Gun – 10–12 GPM, Replacement Pressure Washer Spray Gun Accessory

Part Number: 80667
Category: Pressure Washer Accessories & Replacement Parts
Type: Replacement High-Flow Washdown Trigger Gun

The Simpson 80667 Washdown Trigger Gun is a high-flow replacement spray gun accessory designed for compatible pressure washing and washdown equipment. Featuring a 10–12 GPM flow capacity, this trigger-operated gun supports high-volume water delivery for professional washing, rinsing, and equipment cleaning applications.

Product Specifications

• Part Number: 80667

• Brand: Simpson

• Product Type: Washdown Trigger Gun

• Component Type: High-Flow Replacement Spray Gun

• Flow Capacity: 10–12 GPM

• Operation: Manual Trigger Control

• Application: High-Volume Washing and Rinsing

• Function: Water Flow Control and Spray Delivery

• System: Compatible Pressure Washer and Washdown Equipment

• Equipment Type: Commercial Pressure Washing and Washdown Systems

• Condition: New

Features & Benefits

• Replacement high-flow washdown trigger gun

• 10–12 GPM flow capacity for high-volume cleaning applications

• Designed for compatible Simpson and other appropriately matched washdown systems

• Trigger-operated design provides convenient manual water flow control

• Supports efficient rinsing of large surfaces and commercial equipment

• Suitable for professional washing and equipment maintenance applications

• Helps operators direct water toward designated cleaning areas

• Provides a replacement for worn, leaking, damaged, or malfunctioning spray guns

• Supports high-volume water delivery during demanding cleaning operations

• Helps maintain the intended performance of compatible washdown equipment

• Convenient handheld operation for routine cleaning and rinsing tasks

• Suitable for commercial cleaning contractors and maintenance professionals

• Supports fleet washing, equipment cleaning, and facility maintenance

• Can be incorporated into compatible high-flow cleaning system configurations

• Practical replacement accessory for maintaining professional washdown equipment

Applications

• Compatible Simpson pressure washing equipment

• High-flow washdown systems

• Commercial pressure washing operations

• Fleet and commercial vehicle washing

• Heavy equipment rinsing

• Agricultural equipment cleaning

• Construction equipment maintenance

• Industrial equipment washdown

• Commercial facility maintenance

• Large-area rinsing applications

• Mobile cleaning operations

• Replacement of worn or damaged spray guns

• Professional equipment cleaning

• General high-volume water spraying and rinsing

Important Notes

• Verify part number 80667 before ordering

• Designed for applications requiring a 10–12 GPM flow capacity

• This listing is for a washdown trigger gun, not a complete pressure washer or cleaning system

• Confirm compatibility with your specific pressure washer or washdown equipment before purchasing

• Verify the gun's maximum operating pressure against the equipment's specifications

• Confirm inlet and outlet connection sizes, thread types, and fitting requirements before ordering

• Do not assume compatibility based on flow capacity or appearance alone

• Verify whether spray nozzles, wands, hose adapters, quick-connect fittings, or additional accessories are included or must be purchased separately

• Use only hoses, fittings, and accessories rated for the operating pressure and flow of the connected system

• Confirm compatibility with the intended water temperature and any cleaning solutions used

• Do not exceed the manufacturer's rated operating pressure, flow, or temperature limits

• Inspect the trigger mechanism, connections, and seals before installation

• Ensure all fittings are properly secured and check for leaks before operation

• Never point the spray gun toward people, animals, or electrical equipment

• Never place hands or other body parts in front of the spray outlet

• High-pressure water can cause serious injection injuries; use appropriate protective equipment and follow all manufacturer safety instructions

• Shut down the connected equipment and release trapped system pressure before disconnecting or replacing the spray gun

• Replace spray guns showing leakage, trigger malfunction, damaged connections, or other conditions affecting safe operation

• Follow the equipment manufacturer's recommended installation and operating procedures

• Confirm current specifications, compatibility, and included accessories before ordering