1pcs Automatic Controller GCU-20 Generator Control Unit Frequency 50/60 Hz NEW

Fitment：

GCU-20 Automatic Engine & Generator Control Unit has many useful functions

It's suitable for pump engine control. GCU-20 also provide IDLE control for electronic governors.

Microprocessor based design

Universal LED graphic interface, displays generator status and failures

Modular design, quick installation

With annunciator alarm output

Selectable MPU signal for speed sensing

Suitable for pump engine control

With lamp test function for all front panel LEDs and annunciator lamps

Provide IDLE control for Elec. governors

Five adjustable time delay potentiometers

Six DIP switches for setting different engine parameters

1pcs Automatic Controller GCU-20 Generator Control Unit Frequency 50/60 Hz NEW

Fitment：

GCU-20 Automatic Engine & Generator Control Unit has many useful functions

It's suitable for pump engine control. GCU-20 also provide IDLE control for electronic governors.

Microprocessor based design

Universal LED graphic interface, displays generator status and failures

Modular design, quick installation

With annunciator alarm output

Selectable MPU signal for speed sensing

Suitable for pump engine control

With lamp test function for all front panel LEDs and annunciator lamps

Provide IDLE control for Elec. governors

Five adjustable time delay potentiometers

Six DIP switches for setting different engine parameters

ix DIP switches for setting different engine parameters

DC Supply Voltage 9 to 36VDC

Alternator Input Range Voltage 5~300 VAC

Frequency 50/60 Hz

MPUSignal Input Range ±2V to 70V Peak

Rated MPU Frequency 100Hz ~ 10,000Hz

Fuel Solenoid Signal Output 10 Amp @ 12/24VDC

Start Signal Output 10 Amp @ 12/24VDC

Annunciator Output 300mA @ 12/24VDC

Power Consumption Under 3 watts

Protection & Alarm Status Indicators

Start Failure

High Water Temp.

Low Oil Pressure

No Speed Prog. Input

Adjustable Timers

Engine Pre-Heat : 2~30 Seconds

Starter Cranking Time : 1~15 Seconds

Energize to STOP : 1~15 Seconds

Engine Idle (Governor) : 0~300 Seconds

ngine Cool-Down : 0~300 Seconds

Environment Operation Temperature -20~70°C

Storage Temperature-35~85°C

Relative Humidity Max. 90%

Dimensions 88.0 x 88.0 x 37.5 mm

Weight 206 g ±2%

Package Included：

1 piece Automatic Controller GCU20 GCU-20

Item SpecificsCountry of Origin United StatesBrand waltvoturMPN WA5146119URType Automatic ControllerWarranty 1 YearManufacturer Part Number GCU-20Alternator Input Range Voltage 5~300 VACMPUSignal Input Range ±2V to 70V PeakRated MPU Frequency 100Hz ~ 10,000HzEngine Pre-Heat 2~30 SecondsEngine Idle (Governor) 0~300 Seconds
Payment

Shipping will be arranged within 3 business day once payment is cleared.

Shipping

1.Usually your Items will be shipped within 1-3 business day after your payment is cleared.
International orders may take 10 to 30 business days to arrive.
2.We have CA, NJ warehouses and ship items may vary according to the stock.
3.No shipping on Weekends or US Public Holidays.

Returns

1.You can return your unused items back for exchange or refund within 30 days.
2.If you decide to return the item, we will provide the return address and instructions;
3.After the return is sent out, please keep the logistics tracking number to facilitate tracking.

Contact Us

1.We do our best to resolve any issue. Leaving negative responses and low ratings doesn't get things solved.

2.If there is any fault or problem with the product, we will solve it at the first time.

The Store

This is waltyotur. Our shop is mainly engaged in two major products: garden outdoor and industrial supplies. The garden outdoor products mainly include lawn mower accessories (carburetor, repair kit, lubrication system, igniter coil, seat, spindle) and anti-grass cloth, knitting rope, seedling cup and gallon basin. Industrial supplies mainly include lathe processing, hand tools, industrial consumables, industrial control systems and decoration supplies. Our store products are affordable, quality assurance, is a good choice for shopping

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Fitment：

GCU-20 Automatic Engine & Generator Control Unit has many useful functions

It's suitable for pump engine control. GCU-20 also provide IDLE control for electronic governors.

Microprocessor based design

Universal LED graphic interface, displays generator status and failures

Modular design, quick installation

With annunciator alarm output

Selectable MPU signal for speed sensing

Suitable for pump engine control

With lamp test function for all front panel LEDs and annunciator lamps

Provide IDLE control for Elec. governors

Five adjustable time delay potentiometers

Six DIP switches for setting different engine parameters

ix DIP switches for setting different engine parameters

DC Supply Voltage 9 to 36VDC

Alternator Input Range Voltage 5~300 VAC

Frequency 50/60 Hz

MPUSignal Input Range ±2V to 70V Peak

Rated MPU Frequency 100Hz ~ 10,000Hz

Fuel Solenoid Signal Output 10 Amp @ 12/24VDC

Start Signal Output 10 Amp @ 12/24VDC

Annunciator Output 300mA @ 12/24VDC

Power Consumption Under 3 watts

Protection & Alarm Status Indicators

Start Failure

High Water Temp.

Low Oil Pressure

No Speed Prog. Input

Adjustable Timers

Engine Pre-Heat : 2~30 Seconds

Starter Cranking Time : 1~15 Seconds

Energize to STOP : 1~15 Seconds

Engine Idle (Governor) : 0~300 Seconds

ngine Cool-Down : 0~300 Seconds

Environment Operation Temperature -20~70°C

Storage Temperature-35~85°C

Relative Humidity Max. 90%

Dimensions 88.0 x 88.0 x 37.5 mm

Weight 206 g ±2%

Package Included：

1 piece Automatic Controller GCU20 GCU-20

Item SpecificsCountry of Origin :United StatesBrand :waltvoturMPN :WA5146119URType :Automatic ControllerWarranty :1 YearManufacturer Part Number :GCU-20Alternator Input Range :Voltage 5~300 VACMPUSignal Input Range :±2V to 70V PeakRated MPU Frequency :100Hz ~ 10,000HzEngine Pre-Heat :2~30 SecondsEngine Idle (Governor) :0~300 Seconds

PaymentShippingReturnsContact UsThe Store

Shipping will be arranged within 3 business day once payment is cleared.

1.Usually your Items will be shipped within 1-3 business day after your payment is cleared.
International orders may take 10 to 30 business days to arrive.
2.We have CA, NJ warehouses and ship items may vary according to the stock.
3.No shipping on Weekends or US Public Holidays.

1.You can return your unused items back for exchange or refund within 30 days.
2.If you decide to return the item, we will provide the return address and instructions;
3.After the return is sent out, please keep the logistics tracking number to facilitate tracking.

1.We do our best to resolve any issue. Leaving negative responses and low ratings doesn't get things solved.

2.If there is any fault or problem with the product, we will solve it at the first time.

This is waltyotur. Our shop is mainly engaged in two major products: garden outdoor and industrial supplies. The garden outdoor products mainly include lawn mower accessories (carburetor, repair kit, lubrication system, igniter coil, seat, spindle) and anti-grass cloth, knitting rope, seedling cup and gallon basin. Industrial supplies mainly include lathe processing, hand tools, industrial consumables, industrial control systems and decoration supplies. Our store products are affordable, quality assurance, is a good choice for shopping

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On Oct 28, 2026 at 21:10:14 PDT, seller added the following information: