Product Detail

Product: LP-G300-1J
Price: €2023.20
Model: G300-1J
Manufacturer: Longer
Product Description

With good electromagnetic compatibility, the pump will not behave unacceptably in the EM/ environment and will not interfere with other electronic equipment. Using aluminium alloy housing with anti-corrosion paint treatment, the pump has good corrosive resistance and longer life time in corrosive environment. With high IP rating, the pump could be used in wet and dusty environment. LCD with specially designed run screen displays parameters and running status, which provides enough information for correct operation.


Major Parameter:

·         Speed range: 0 rpm - 300 rpm, CW/CCW

·         Speed resolution: 1 rpm

·        IP Rating:  IP65

·         Parameter memory: Operating parameter will be saved automatically   

·         Good design to avoid wrong operation.

·         EMC: comply with EMC  Directive 2014/30/EU

The price of pump head is not included.Please find a suitable pump head in the store.

Speed Range

Orpm-300rpm, CW/CCW

Speed resolution




Control mode

Keypad control, external signal control and communication control

External control

Start/stop control, direction control: switch signal(dry contact).

Speed control:0-5V,0-10V,4-20mA,0-10kHz are optional with uniform   interface, and max speed can be set.

Max speed setting range in external control mode


Communcation Control

RS485 interface, Longer protocol or Modbus protocol, the communication   parameters (baud rate, parity, stop bit) can be set through keypad.

Parameter memory

Operating parameters will be saved automatically

Pump state when power up

The pump state when power up could be set as stop or as the state before   power loss


Fast filing or emptying at full speed


Comply with EMC Directive 2014/30/EU

Keypad lock function

Keypad can be locked to prevent the misoperation


240mm× 142mm×152mm

Power supply



Operating temperature

0 to~40

Relative humidity


IP rating




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