Does this work for 4 gpm?

Yes it works with up to 10.5 GPM

will this vrt3-310 werk on a 400 psi pumptec

I believe this would work on any 4000 psi pressure washer, not a 400 psi.

My pw is 3,500 psi. any problem with using this (cheaper) black spring version rated for 4,500 psi?

No problem using the black spring.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Annovi Reverberi VRT3-310 Unloader, Black Spring, 4500 PSI, 10.5 GPM, Adjustment Knob, Brass | 10.5 GPM, Adjustment Knob, Brass

Product ID: 16715094

Details

Brand
AR ANNOVI
Exterior Finish
Brass
Inlet Connection Size
0.38 inches
Inlet Connection Type
Female Pipe
Item dimensions L x W x H
8 x 3 x 4
Material
Brass

💧4500 PSI max pressure

🔧Adjustable pressure knob

⚙️10.5 GPM max flow rate

R2078

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Unleash peak pressure performance with precision control!

BUILT TO LAST - Durable brass construction ensures long-lasting reliability
FLOW LIKE A PRO - Supports a max flow of 10.5 GPM to keep your tasks efficient
SMOOTH OPERATION - Bypass port prevents pressure buildup, protecting your pump
PRECISION CONTROL - Easily adjust pressure with the built-in knob for tailored performance
POWER THROUGH PRESSURE - Handles up to 4500 PSI for heavy-duty cleaning power

The Annovi Reverberi VRT3-310 Unloader is a robust brass unloader valve designed for pressure washers, delivering up to 4500 PSI and 10.5 GPM. Featuring a black spring and an adjustable pressure knob, it efficiently diverts water flow to bypass when the trigger is closed, preventing pump pressure buildup and ensuring smooth, reliable operation.

Specifications

ASIN	B008VAL4H4
Best Sellers Rank	#18,409 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #154 in Pressure Washer Accessories
Brand Name	AR ANNOVI REVERBERI
Customer Reviews	4.4 4.4 out of 5 stars (599)
Exterior Finish	Brass
Global Trade Identification Number	00043951097477, 00192216407091, 00795294931610, 00851243103207
Included Components	Unloader
Inlet Connection Size	0.38 inches
Inlet Connection Type	Female Pipe Thread
Item Dimensions	8 x 3 x 4 inches
Item Type Name	VRT3-310 Unloader
Item Weight	16 ounces
Manufacturer	AR North America
Manufacturer Part Number	VRT3-310
Manufacturer Warranty Description	1 year warranty
Material Type	Brass
Maximum Pressure	4500 psi
Model Number	VRT3-310
Number of Items	1
Number of Ports	2
Outlet Connection Size	0.38 inches
Outlet Connection Type	FNPT
Size	Black Spring
Thread Size	3/8 inches
Thread Type	Female Pipe Thread
UPC	795294931610 043967293726 688957776942 192216103207 192216407091 851243103207 044919297724 043951097477
Unit Count	1 Count
Valve Type	Unloader

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R2078

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

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