Unloaders & Fittings

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Regulator-Unloader-Water-Cannon-9.802-006.0
 
SKU : 8.712-739.0
Regular Price: $48.39
Ad Match Guarantee - Buy Now: $43.99
Unloader-MTM-Hydro-18.0307
 
SKU : V18.0296
Regular Price: $56.99
Ad Match Guarantee - Buy Now: $39.99
VRT-Unloader-Annovi-Reverberi-VRT3-310A
 
SKU : 8108.2530.00
Regular Price: $59.39
Ad Match Guarantee - Buy Now: $53.99
Unloader-MTM-Hydro-18.0007
 
SKU : V18.0007
Regular Price: $61.75
Ad Match Guarantee - Buy Now: $49.99
Hypro-Unloader-Water-Cannon-8.712-693.0
 
SKU : 8.712-690.0
Regular Price: $69.29
Ad Match Guarantee - Buy Now: $62.99
Unloader-MTM-Hydro-18.0757
 
SKU : V18.0757
Regular Price: $69.99
Ad Match Guarantee - Buy Now: $39.99
Unloader-Water-Cannon-PULSAR4KHP
 
SKU : PULSAR4KHP
Regular Price: $74.79
Ad Match Guarantee - Buy Now: $67.99
Regulator-Unloader-Water-Cannon-8.904-580.0
 
SKU : 8.712-741.0
Regular Price: $74.99
Ad Match Guarantee - Buy Now: $55.99
Unloader-Annovi-Reverberi-AR21040
 
SKU : AR20888
Regular Price: $75.89
Ad Match Guarantee - Buy Now: $68.99
Unloader-MTM-Hydro-18.0164
 
SKU : V18.0164
Regular Price: $76.00
Ad Match Guarantee - Buy Now: $61.99
Unloader-Water-Cannon-3710
 
SKU : 3710
Regular Price: $76.99
Ad Match Guarantee - Buy Now: $69.99
Unloader-Control-Set-Water-Cannon-YVB135KDM
 
SKU : YVB135KDM
Regular Price: $76.99
Ad Match Guarantee - Buy Now: $69.99
Unloader-Water-Cannon-200 261 500
 
SKU : 200 261 500
Regular Price: $79.19
Ad Match Guarantee - Buy Now: $71.99
Unloader-MTM-Hydro-18.0761
 
SKU : V18.0761
Regular Price: $81.59
Ad Match Guarantee - Buy Now: $67.99
Pressure-Regulator-Water-Cannon-9.802-365.0
 
SKU : 8.703-401.0
Regular Price: $83.59
Ad Match Guarantee - Buy Now: $75.99
Unloader-Annovi-Reverberi-AR21040
 
SKU : AR21040
Regular Price: $85.79
Ad Match Guarantee - Buy Now: $77.99
Unloader-Annovi-Reverberi-AR20480
 
SKU : AR20242
Regular Price: $87.99
Ad Match Guarantee - Buy Now: $79.99
Unloader-General-Pump-KPL413
 
SKU : KPL400
Regular Price: $90.19
Ad Match Guarantee - Buy Now: $81.99
Unloader-Annovi-Reverberi-VRT3-310EZ-PKG
 
SKU : V43.5003
Regular Price: $92.39
Ad Match Guarantee - Buy Now: $76.99
Unloader-MTM-Hydro-43.0048
 
SKU : V20.0047
Regular Price: $95.99
Ad Match Guarantee - Buy Now: $79.99
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59 items

Pressure washer pump unloaders control direction of water flow exiting the pump. Therefore, a pressure washer pump unloader works as a safety device, making it a very important part of a working pressure washer pump. Water Cannon carries the web's largest variety of pressure washer pump unloaders from the industry's most trusted names: Annovi Reverberi, PA, General Pump, Cat Pump, Suttner, Mecline and more. 

Water Cannon recommends using a safety relief device in conjunction with a positive displacement triplex plunger pump or equal.

Unloaders featuring a bolt on design with internal by-pass system. Adjustable pressure releases pressure in pump head when in by-pass, protecting from over pressurization. Eliminates by-pass hose and fittings and includes a fixed or adjustable built-in chemical injector. The molded plastic adjusting knob is designed for user comfort. Brass body with a stainless steel, plunger and spring, by-pass is aluminum or brass.

The adjustment knob allows for simple adjustment from 100 PSI to Max PSI rating. Reduce costs by eliminating the need for fittings and bypass hose. Versatile, bolt-on version mounts in seconds to either side of pump manifold. Trapped pressure type adjustable unloader with internal bypass system. Compact design features forged brass body and hardware. Features an Adjustable Pressure Knob.  EZ Start Model Allows For Easy Engine Starting By Eliminating Static Back Pressure.