China 36V Hot Water Circulation Pumps For Water Heater Factories, Factory

That's exactly what we built this pump to do. It's a hot water pump for shower designed to sit outside the tank and push hot water exactly where it needs to go—without the wait.

Model No.: CRP060B
RATED POWER: 48,50(1+10%)W
MAX FLOW:20,19.5+1 L/min
MAX HEAD:11.12+1 m

Product Description

Product Details

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Water heaters are almost always installed in humid spaces—kitchens, bathrooms, utility closets. Standard pumps don’t always hold up well in that environment. This one is IPX4 rated, meaning it handles splashes and moisture without issue. Whether it’s tucked under a sink or mounted near a shower, it stays reliable year after year.

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The biggest frustration with tankless water heaters is the lag—turning on the tap and standing there while cold water runs out before hot water arrives. That’s a circulation problem. This hot water circulation pump solves it with strong flow and solid lift. It pushes hot water quickly from the heater to the farthest faucet or showerhead, so you get hot water almost immediately. No waiting. No wasted water.

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A water heater pump gets turned on and off hundreds of times a year. If the insulation isn’t up to standard, long-term reliability becomes a concern. That’s why we built this one with Class H insulation—high heat tolerance, strong aging resistance, and reinforced construction that holds up under constant use. You don’t have to worry about electrical issues down the line.

Specification

Product Specification Sheet for Model CRP060B, Dedicated Pump for Gas Water Heaters. Displays product appearance, marks core features including waterproof protection, high insulation class and application scenarios, clearly presenting product key advantages and applicable use cases.

MODEL: CRP060B
hot water pump for shower 1 AMBIENT TEMP -25~60℃
HUMIDITY 30-85%RH
MEDIUM PURE WATER/ANTIFREEZE
MEDIUM TEMP 0~85℃
WATERPROOF IPX4
CONSTANT/CONTINUOUS PRESSURE 3.5MPa/1.5MPa
SPECIFICATION FEATURE
RATED VOLTAGE 24V, 36V DC COLOR BLACK
RATED CURRENT 2, 1.39(1±10%)A WEIGHT 475 g
RATED POWER 48, 50(1±10%)W NOISE ≦ 45dB@1m
MAX FLOW 20, 19.5±1L/min LIFETIME ≧2000H
MAX HEAD 11, 12±1m INSULATION H(180℃)

Reliable & Durability

This hot water pressure pump is purpose-built for circulation. Waterproof, powerful flow, high insulation—all in one package. Need a custom connector or voltage? We can tailor it to your design. You focus on building a great water heater. We’ll make sure the hot water gets where it needs to go, every time.

Custom OEM solutions. Contact RETO today.

Frequently Asked Questions

What makes this circulation pump suitable for humid environments?

The pump features an IPX4 waterproof rating, allowing it to withstand water splashes and high humidity when mounted near showers or under sinks.

How does the pump eliminate cold water waiting times?

It delivers a maximum flow of up to 20L/min and a head lift of up to 12m, rapidly circulating water from the heater directly to fixtures.

What is the advantage of Class H insulation in this pump?

Class H insulation withstands temperatures up to 180°C, providing superior aging resistance and thermal stability during repeated on/off cycles.

What are the noise levels of the CRP060B pump during operation?

The operational noise level is exceptionally quiet, rated at or below 45dB at a 1-meter distance, minimizing disturbance indoors.

Can this hot water circulation pump be customized for OEM orders?

Yes, RETO provides tailored OEM solutions including custom voltages, wiring connections, and tailored structural configurations to fit specific heater systems.

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