HydroCraft
Grundfos CMBE 1-44, Compact constant-pressure booster pump with an integrated variable frequency drive

CMBE 1-44

Grundfos CMBE 1-44

Compact constant-pressure booster pump with an integrated variable frequency drive

GrundfosHydroCraft partner

Grundfos CMBE 1-44 is a high-efficiency compact booster system for raising pressure, suitable for domestic and light commercial water supply. The system comprises a CME pump with an integrated variable frequency drive, a diaphragm vessel, a pressure gauge, a pressure and flow sensor, a controller and a 5-way fitting with a non-return valve. The permanent-magnet motor (ECM) delivers low energy consumption and exceptionally quiet operation. The pump automatically adjusts its speed to maintain constant pressure.

Maximum head
44 m
Maximum flow rate
13 GPM / 3.0 m³/h
Power P2
0.75 kW
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Price and delivery time on request. Working hours: Mon–Fri, 8:30–17:00

Features

What Grundfos CMBE 1-44 offers

  • High-efficiency permanent-magnet motor (ECM)
  • Integrated variable frequency drive for constant pressure
  • Low noise level — ≤ 55 dB(A)
  • Dry-running protection with automatic restart
  • AISI 304 stainless steel body and impellers
  • Integrated diaphragm vessel to prevent pressure fluctuations
  • Compact all-in-one design for easy installation
  • Speed range 360–4000 rpm
  • IP55 protection rating

Applications

Where it is used

  • Domestic water supply
  • Pressure boosting in residential buildings
  • Multi-storey buildings
  • Light commercial premises
  • Irrigation systems
  • Circulation systems
Supply, installation and servicePumps and pressure systems

Technical data

Grundfos CMBE 1-44 specifications

Key parameters

Model
CMBE 1-44 I-U-C-D-D-A
Part number
98374679
Pump type
Horizontal multistage centrifugal
Maximum flow rate
13 GPM / 3.0 m³/h
Maximum head
44 m
Maximum working pressure
10 bar (145 psi)

Electrical data

Power P2
0.75 kW
Power (HP)
1 HP
Voltage
1 × 200–240 V
Frequency
50/60 Hz
Maximum current
8 A
Speed range
360–4000 rpm
Protection rating (pump)
IP55
Protection rating (sensor)
IP44
Insulation class
F

Operating conditions

Liquid temperature
0–60 °C
Maximum ambient temperature
55 °C
Operating temperature
−20 to +50 °C
Storage temperature
−30 to +60 °C
Noise level
≤ 55 dB(A)
Pumped medium
Clean water

Connections and dimensions

Connection (inlet)
Rp 1" (Whitworth)
Connection (outlet)
Rp 1"
Dimensions (L × W × H)
325 × 217 × 440 mm
Net weight
18 kg
Diaphragm vessel capacity
2 litres
Non-return valve
Yes

Materials

Pump body
Stainless steel DIN W.-Nr. 1.4301 / AISI 304
Impellers
Stainless steel DIN W.-Nr. 1.4301 / AISI 304
Flange
Cast iron
Stator housing
Silumin (aluminium)
Terminal box
Composite material
Seals
EPDM

Certification

Certification
CE

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Enquiry about Grundfos CMBE 1-44

Tell us about the site and we will confirm the model, the price and the delivery time. Installation and service are done by our own teams.

0886 834 717All contact details