The CHM-DC Series Automatic multi-stage centrifugal water pump delivers stable high-pressure water supply with efficient multi-stage impellers. Available for OEM/ODM customization to meet various industrial and commercial application needs.
Available Output :
0.5HP / 1.0HP / 2.0HPVoltage/Hz :
110V / 220V ; 50/60HzControl Box :
Button type / Touch Screen LCD type with WIFICustomized Service :
YES, Brand/ Logo/ User manual/ Unit BoxMOQ Order :
50 PCSWarranty :
12 Months
We are the Intelligent inverter pump supplier in China, The CHM series multistage water pumps new design for the household water supply, water supply system, cooling system, booster system; the pump working with wide voltage from 130v to 280V Ac. Our Variable Frequency Pump Could be customized by different type of plug.
Technical Data
|
Model |
Voltage |
Power |
Current |
Speed |
Flow (m3/h) |
Head (m) |
Inlet/Outlet |
|||
|
V / HZ |
HP |
KW |
A |
RPM |
Max. |
Rated |
Max. |
Rated |
||
|
CHM2-2DC |
220, 50/60 |
0.5 |
0.37 |
2.5 |
4500 |
4.4 |
1.5 |
38 |
25 |
1"x1" |
|
CHM4-2DC |
220, 50/60 |
1 |
0.75 |
6.2 |
4000 |
8 |
4 |
37 |
30 |
1 1/4"x1" |
|
CHM4-3DC |
220, 50/60 |
2 |
1.5 |
6.5 |
4000 |
8 |
4 |
55 |
45 |
1 1/4"x1" |
Note: the standard controller is button type, for the output 1HP and 2HP could be option by LCD touch screen type with WiFi functioin; please metion in the inquiry before your order

Installation Dimensions

| Model | DN1 | DN2 | a (mm) | b (mm) | a1 (mm) | b1 (mm) | h (mm) | h1 (mm) | n (mm) | n1 (mm) | Carton Size (mm) | G.W. (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CHM4-2DC | G1¼ | G1 | 356 | 220 | 90 | 140 | 282 | 97 | 165 | 79 | 394 × 260 × 330 | 9.7 |
| CHM4-3DC | G1¼ | G1 | 410 | 220 | 90 | 140 | 282 | 97 | 165 | 128 | 420 × 260 × 330 | 11 |
Product Features

1 Variable Speed Motor: Automatic adjust the motor speed according as the desired pressure, saving energy. (the smaller flow the more power saved); due to excellent hydraulic design and intelligent motor speed control, the inverter frequency pump working by low noise.
2 Constant Water Pressure: Not start-stop frequently,increased comfort,the end-user is no longer bothered the water pressure fluctuations, Constant water pressure whether flow small or large. The pump not start when the mains water supply have enough pressure,saving energy.
3 Wider Working Voltage: 50HZ and 60HZ For Rated Voltage 220V, the working voltage range is 130V ~ 280V It will be auto protected when the voltage over this range
4 Electronic pressure sensor: No magnetic components avoid the impurity affect, rapid pressure acquisition speed, longer life
5 Digital Display: working pressure,motor frequency, settled pressure, fault display; the WIFI /wirelss water pump could be controlled by App. The Error code will be displayed when the pump failure, it is easy to check the reason of failure and after service
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FAQ
Q1: Is the CHM-DC pump easy to install?
A1: Yes, the pump is designed with a plug-and-play structure. It comes pre-wired and factory-configured, requiring only standard pipe and power connections. No special tools are needed.
Q2: What kind of liquids can this pump handle?
A2: The CHM-DC pump is suitable for clean water and light industrial liquids that are non-corrosive and free of solid particles. For slightly contaminated water, a pre-filter is recommended.
Q3: Can I control the pump remotely?
A3: Yes, the pump supports smartphone APP control. You can remotely start/stop the pump, adjust pressure, switch working modes, and monitor system status in real time.
Q4: What are the available working modes?
A4: There are three modes: Booster Up, Booster Down, and Timing/Filling the Tank. You can select and set the desired mode easily via the control panel or the mobile app.
Q5: How often does the pump need maintenance?
A5: The pump requires minimal maintenance. Under normal conditions, we recommend checking the impeller, seals, and electrical connections every 6 to 12 months.
Q6: What happens if the pump runs dry or the voltage fluctuates?
A6: The built-in VFD controller includes dry-run protection, overload protection, and voltage fluctuation safeguards to prevent damage and ensure safe operation.
Quality is guaranteed. Every product is tested before dispatch and complies with CE standards. Looking forward to your order.
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