CM400 Heavy-Duty Centrifugal Water Pump 300l/min 45.2m Home & Garden
CONSTANT WATER PRESSURE: Delivers a reliable water flow rate up to 300 L/min with a max lift head of 45.2 meters, maintaining steady water pressure even when household water usage changes.
EFFICIENT MOTOR: Powered by an efficient 3 kW (4 HP) 1-phase 230V motor that optimizes power draw, delivering strong hydraulic performance while keeping electricity bills low.
ULTRA-QUIET OPERATION: Single-impeller centrifugal engineering ensures whisper-quiet running, making it ideal for indoor residential installations and home pressure boosting without loud noise.
HEAVY-DUTY CONSTRUCTION: Built to last with a rugged cast iron pump body and cast iron motor bracket, paired with a Noryl® impeller, AISI 303 stainless steel shaft end, and ceramic-graphite-NBR mechanical seal.
SAFE & VERSATILE USE: Handles clean liquids up to 50°C and maximum operating pressure of 8 bar. Features built-in thermal protection, IPX4 splash protection, and Class F insulation.
Product information
The Pentax CM 400 is a high-performance, ultra-quiet Italian single-impeller centrifugal electric water pump designed for home & garden. Built with a heavy-duty cast iron pump casing and cast iron motor bracket, it provides dependable strength for long-term daily water supply.
A major advantage of the CM series is its ability to maintain constant water pressure even when flow demand varies. Unlike noisy jet pumps, the single-impeller centrifugal layout runs smoothly and quietly, making it ideal for residential pressure boosting, tank transfer, and garden irrigation without disturbing your household.
Engineered to save energy, its 3 kW (4 HP) 2-pole induction motor outputs up to 300 L/min while using very little electricity. Complete with an AISI 303 stainless steel motor shaft end, Noryl® impeller, ceramic-graphite seal, and thermal overload protection on single-phase versions, the Pentax CM 400 is a robust, energy-saving choice for your system.
Note: Suitable for clean water and non-aggressive liquids at temperatures from 0°C to +50°C. Protect from direct weather conditions during installation.
Features & Specs
Model CM 400 / CM400/00
Pump Type Single-Impeller Centrifugal Water Pump
Motor Power 4 HP / 3 kW
Voltage Options 1~ 230V-50Hz (with thermal protection)
Max Flow Rate (Q max) 300 L/min (18 m³/h)
Max Lift Head (H max) 45.2 meters Max Operating Pressure 8 bar Liquid Temperature Range 0 °C to +50 °C (Noryl® impeller)
Pump Body / Motor Bracket Cast Iron / Cast Iron
Impeller Material Noryl® Mechanical Seal Ceramic-Graphite-NBR
Motor Shaft Material Stainless Steel AISI 303
Protection / Insulation IPX4 / Class F Codes
CM400/00Dimensions
Product Dimensions: 46 x 24 x 32.3 cm
Weight: 46 kg