Description

The Efaflu CSTF2 Max Circulating Pump is a high-performance solution designed for HVAC systems and domestic hot water applications. Featuring a wet rotor motor with permanent magnets, it delivers efficient and reliable operation while reducing energy consumption.

This advanced model includes variable speed control for constant pressure and constant speed modes, ensuring optimal performance across different system demands. The integrated digital display allows easy programming and real-time monitoring.

Engineered for professional use, the CSTF2 Max offers flanged connections for secure installation and supports multiple communication options including ModBus and Bacnet in advanced versions. Its robust stainless steel construction ensures durability and corrosion resistance.

Features:

Circulating pump for HVAC and hot water systems
Wet rotor motor with permanent magnets
High efficiency and ERP compliant
Variable speed control
Digital display for control and monitoring
Integrated overload protection
Flanged connections for secure installation
Low noise operation
Multiple communication options (ModBus, Bacnet)
Multiple mounting positions

Specifications:

Specification	Details
Application	HVAC and sanitary water systems
Pump Type	Circulating pump
Pump Casing	AISI 316
Impeller	PES GF30
Shaft	AISI 316
Rotor Jacket	AISI 316
Max Liquid Temperature	65°C
Max Operating Pressure	6 / 10 bar
Max Ambient Temperature	40°C
Connection Type	Flanged

Applications:

HVAC systems (Heating, Ventilation, Air Conditioning)
Domestic hot water systems
Sanitary water circulation

Efaflu Circulating Pump Flanged Smart Control | CSTF2 Max

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SKU: CSTF2MAX

Shipped today? Order within: Jul 21, 2026 17:00:00 +0300

Shipped today? Order within: Jul 21, 2026 17:00:00 +0300