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TQCN / HQCN Series Hot Water Pump
WALRUS Pump
WALRUS / Hot Water Pump

TQCN / HQCN Series

Hot Water Pump

All-in-one electronic control pumps rated for hot water up to +90°C. Pump, motor, pressure tank and controller in a single compact unit, with an automatic relief valve, anti-cycling protection and corrosion resistant construction throughout.

TQCN Series
HQCN Series
Hot Water
Constant Pressure
Auto Relief Valve
50Hz
60Hz
Power

0.18 – 3.7 kW

Head

Up to 50M

Flow

Up to 270 L/min

Models

TQCN · HQCN

View Products

Series Overview

TQCN covers the higher power/flow range; HQCN is the compact, lower-flow option.

TQCN SERIES
50 Hz
Power

0.18 - 2.2 kW

Head

Up to 34M

Flow

Up to 250 L/min

Outlet

1" - 2"

TQCN SERIES
60 Hz
Power

0.18 - 3.7 kW

Head

Up to 50M

Flow

Up to 270 L/min

Outlet

1" - 2"

HQCN SERIES
50 Hz
Power

0.18 - 0.75 kW

Head

Up to 33M

Flow

Up to 110 L/min

Outlet

1"

HQCN SERIES
60 Hz
Power

0.18 - 0.75 kW

Head

Up to 27M

Flow

Up to 120 L/min

Outlet

1"


HQCN Series — Model Data

50Hz and 60Hz variants for HQCN200, HQCN400 and HQCN800.

ModelHzPower (kW)Volt (V)Amps (A)Preset (kg/cm²)H max. (m)Q max. (L/min)N.W. (kg)G.W. (kg)
HQCN200500.18200-2401.51.624557.48.0
HQCN400500.37200-2402.82.031858.49.0
HQCN800500.75200-2404.52.03311010.911.5
HQCN200600.18110/2204.0/2.01.623607.48.5
HQCN400600.37110/2206.0/3.01.826808.49.5
HQCN800600.75110/2209.0/4.52.02712010.911.5
HQCN Series — Dimensions
ModelCycle (Hz)A (mm)B (mm)C (mm)
HQCN20050/60355153158
HQCN40050/60355153158
HQCN80050/60410162167

TQCN series model-by-model electrical data and dimensions (TQCN200 – TQCN3700, single and 3-phase variants) will be added on the products page.


Operating Conditions
Ambient Temperature

Max. +40°C

Liquid Temperature

+4°C ~ +90°C

Automatic Relief Pressure

5 kg/cm²

Relative Humidity

Max. 85% (RH)


Key Features
A

All-In-One Unit

Complete unit consisting of pump, motor, pressure tank and electronic controller in a single compact housing.

B

Constant Pressure Control

Built-in electronic controller starts the pump automatically when water is consumed and runs continuously until demand stops.

C

Rated for Hot Water

Liquid temperature rated up to +90°C, distinguishing this series from cold-water electronic control pumps.

D

Automatic Relief Valve

Relief valve automatically releases pressure when full system pressure exceeds 5 kg/cm².

E

Corrosion Resistant Construction

Constructed from top quality corrosion resistant materials for long-term reliability.

F

Anti-Cycling Feature

Prevents continuous starting and stopping caused by a dripping tap or minor system leak.

G

Motor Thermal Overload

Built-in thermal overload protects the motor against high operating temperatures and over-current.

H

Compact & Quiet Operation

Compact design and quiet running make the series suitable across a wide range of applications.


Typical Applications
Industries Served
Construction Industry
Electricity & New Energy Industry
Wholesale & Retail Industry
Manufacturing Industry
Accommodation & Food Service Industry
Service Industry
Agriculture & Fishing Industry
Entertainment & Leisure Industry
Water Supply & Pollution Control

0.18 – 3.7 kW

Power Range

Up to 50M

Max Head

Up to 270 L/min

Max Flow

+4°C ~ +90°C

Liquid Temperature

5 kg/cm²

Auto Relief Pressure