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Comet

Pressure Washer VRT 3 Unloader - 4500 PSI, 10.5 GPM, 3/8" FNPT, Black, w/Knob

  • Based on 99 reviews
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Availability: In Stock.
Fulfilled by Amazon
Arrives Tuesday, Sep 1
Order within 1 hour and 47 minutes
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Style: With Knob


Size: 4500 PSI


Color: Black


Features

  • Handles up to 4500 PSI & 10.5 GPM
  • Designed to respond to either an increase in pressure or a change in flow
  • Featuring 3/8" FNPT inlet, outlet, and by-pass
  • Max operating temperature 194 F
  • Comes standard with black knob for simplified pressure adjustments

Description

Take some pressure off your power washing pump with Comet’s Pressure Washer VRT-3 Series Unloader. This unloader can tackle pressure washing applications up to 4,500 PSI & 10.5 GPM. Make quick plumbing connections with the 3/8” FNPT inlets and outlets. Also features a 3/8” by-pass that diverts water flow when the trigger gun valve is closed. Comes standard with a black spring and colored knob that allows quick pressure adjustments. Max operating temperature at 194° F. Made of brass for long-lasting durability. Compatible with Comet, AR North America, General and other branded pressure washing pumps.

Material: Brass


Brand: Comet


Item dimensions L x W x H: 3.5 x 1 x 8 inches


Exterior Finish: Brass


Inlet Connection Size: 0.38 Inches


Inlet Connection Type: FNPT


Outlet Connection Type: FNPT


Maximum Operating Pressure: 4500 Pound per Square Inch


Number of Ports: 2


Outlet Connection Size: 0.38 Inches


Exterior Finish: Brass


Inlet Connection Type: FNPT


Outlet Connection Type: FNPT


Maximum Pressure: 4500 Pound per Square Inch


Number of Ports: 2


Thread Size: 3/8 inches


Valve Type: VRT3 Unloader Valve


Item Dimensions: 3.5 x 1 x 8 inches


Inlet Connection Size: 0.38 Inches


Outlet Connection Size: 0.38 Inches


Item Weight: 1.88 Pounds


Size: 4500 PSI


Material Type: Brass


Brand Name: Comet


Model Number: 8108.2532.00-BG


Global Trade Identification Number: 35


Unit Count: 1.0 Count


Manufacturer: Comet


UPC: 810044042535


Item Type Name: Pressure Washer Unloader


Manufacturer Part Number: 8108.2532.00-BG


Specification Met: Generic Pressure Washer Valve Specifications


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Sep 1

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Similar Products

Top Amazon Reviews

    • VRT3 Unloader Turned My Pressure Rig from Meltdown Machine to Zen Master
Style: With Knob Size: 4500 PSI Color: Black
As the owner of a pressure cleaning company here in Florida (where every job is 90% humidity, 10% actual cleaning, and 100% swearing at equipment), I finally upgraded to this Comet VRT3 unloader valve after my old one decided to throw a tantrum and leak like a politician's promises. This bad boy is a 4500 PSI, 10.5 GPM beast with 3/8" FNPT ports all around (inlet, outlet, bypass) and that classic black knob for easy adjustment. Installed it in about 10 minutes—no special tools, no blood sacrifices—and suddenly my pump isn't screaming every time I ease off the trigger. It unloads pressure smoothly, responds to flow changes like it's reading my mind, and the EZ-start feature means my trigger gun doesn't feel like it's arm-wrestling a gator anymore. No more constant cycling, no more random pressure spikes that make the wand buck like a caffeinated bronco, and zero leaks after weeks of blasting mildew off walls and driveways in 95-degree swamp heat. My crew even stopped asking "is the machine dying again?" because... it's not. It's just vibing. If you're tired of your pressure washer acting like a toddler on a sugar high, this VRT3 is the adult in the room. Solid brass build (feels premium without the premium price), reliable bypass, and it handles hot or cold water like a champ. Worth every penny—my old unloader is now in timeout in the parts bin. Would buy again. ... show more
Reviewed in the United States on February 23, 2026 by Hag
    • Works perfectly
Style: With Knob Size: 4500 PSI Color: Black
Just what i needed, heavy duty
Reviewed in the United States on June 11, 2026 by Jess Jessee
    • As described
Style: With Knob Size: 4500 PSI Color: Black
This is exactly what i needed to replace tge old one with. Works perfect. Thank you seller
Reviewed in the United States on January 21, 2026 by Francis Perno
    • Descargador bomba
Style: With Knob Size: 4500 PSI Color: Black
Muy buena calidad me funcionó super bien
Reviewed in the United States on June 14, 2026 by jaime g.
    • Buena calidad
Style: With Knob Size: 4500 PSI Color: Black
Bueno
Reviewed in the United States on April 29, 2026 by German reyes
    • Excelente
Style: With Knob Size: 4500 PSI Color: Black
Muy buenas ya las avía comprado a otros probadores y nunca me llegaban , con este me llegaro al otro día y muy buena calidad , trabajo mi máquina de lavado a diario. Compré tres , dos para repuestos y creo que las otras dos se van a tardar en usar están muy buenas
Reviewed in the United States on March 11, 2026 by Rosangela Acosta
    • Works great!
Style: With Knob Size: 4500 PSI Color: Black
Works great! Typical general pump reputation would buy again if needed
Reviewed in the United States on December 4, 2025 by Tyty
    • Works perfectly
Style: With Knob Size: 4500 PSI Color: Black
Works as designed.
Reviewed in the United States on July 19, 2025 by Mike & Lori

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