Hot water pump ALPHA1 L series
electriccentrifugalstationary

hot water pump
hot water pump
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Characteristics

Fluid
for hot water
Operation
electric
Technology
centrifugal
Mobility
stationary, mobile
Domain
industrial
Applications
replacement, for boiler, boiler
Other characteristics
compact, high-efficiency, heating, for heating systems, PWM
Flow

Max.: 4 m³/h
(141.25867 ft³/h)

Min.: 0 m³/h
(0 ft³/h)

Pressure

Max.: 10 bar
(145.038 psi)

Min.: 0 bar
(0 psi)

Head

Max.: 8 m
(26'02" )

Min.: 0 m
(0'00" )

Fluid temperature

Max.: 95 °C
(203 °F)

Min.: 0 °C
(32 °F)

Length

108 mm
(4 in)

Width

149 mm
(5.87 in)

Height

130 mm, 180 mm
(5.12 in, 7.09 in)

Weight

Max.: 2.3 kg
(5.07 lb)

Min.: 1.8 kg
(3.97 lb)

Description

Commercial heating Domestic heating Industrial heating ALPHA1 L is a high-efficiency circulator pump designed for heating systems. The pump can be used as stand-alone or integrated in existing systems as replacement or in new heating systems. The universal upgrade and replacement pump The ALPHA1 L is a universal replacement and upgrade circulator pump. It can replace most old Grundfos circulators in appliances – such as boilers – and is a convenient and reliable option for replacing thousands of old inefficient pumps currently in operation. With its compact design, simple connection to boiler signal cables (PWM) and tolerance for higher ambient temperatures, the ALPHA1 L fits seamlessly in the majority of boilers equipped with Grundfos pumps, regardless of the boiler brand. This makes it easy to replace broken or inefficient pumps, without the need for excess spares. Fits all applications The ALPHA1 L is flexible enough for you to use in almost any heating application and is perfect for boilers. Clever solution PWM signals and profiles available with return signal showing power consumption, alarm and operation status.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.