Lovato GE1250ET4 four-pole changeover switch rated at 1250 A, designed for manual AC source transfer, industrial switchboards and electrical power distribution systems.
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Why Choose the Lovato GE1250ET4 Four-Pole Changeover Switch?
The Lovato GE1250ET4 is a heavy-duty four-pole changeover switch designed for safe manual transfer between two AC power sources in industrial switchboards, control panels and power distribution systems. As part of the Lovato GE changeover switch range, it provides dependable source selection for high-current installations where reliable switching and isolation are essential.
Designed for panel builders, OEM manufacturers and electrical contractors, the GE1250ET4 features a robust screw-on plate mounting design with I-0-II stable switching positions, allowing straightforward selection between two incoming supplies with a central OFF position for safe isolation. Its four-pole construction makes it suitable for three-phase plus neutral changeover applications.
With a rated current of 1250 A, a four-pole configuration and a rated insulation voltage of 1000 V, the GE1250ET4 is ideal for generator changeover systems, industrial distribution panels, switchboards and large machinery installations requiring dependable manual transfer switching.
Key Advantages
Heavy-duty four-pole changeover switch for industrial AC systems.
1250 A conventional free air thermal current for high-current applications.
Four-pole configuration suitable for three-phase plus neutral switching.
I-0-II stable switching positions for reliable source selection.
Designed for AC operating voltage applications.
Suitable for generator, mains and industrial power changeover applications.
Key Features
Lovato GE changeover switch series.
1250 A rated current.
Four-pole configuration.
AC operating voltage.
I-0-II changeover switching positions.
Rated insulation voltage of 1000 V.
Screw-on plate installation.
Compatible with selected GE series operating handles and accessories.
Reliable Four-Pole Manual Power Source Changeover
Changeover switches such as the Lovato GE1250ET4 are used to manually transfer electrical loads between two supply sources while providing a central OFF position for safe isolation. This makes them suitable for installations where source selection, backup power transfer or controlled disconnection is required.
The GE1250ET4 is designed for demanding industrial environments where high-current switching and dependable manual operation are required. Its four-pole construction supports switching of three-phase plus neutral circuits, making it suitable for distribution panels, generator changeover systems, switchboards and industrial control assemblies.
Typical Applications
Generator and mains supply changeover systems.
Four-pole switching of three-phase plus neutral circuits.
Industrial switchboards and main distribution panels.
Machinery supply selection and isolation.
Critical infrastructure electrical systems.
Panel building and OEM electrical assemblies.
Technical Specifications
Phase
Three Phase
Manufacturer
Lovato Electric
Series
GE
Model
GE1250ET4
Product type
Changeover switch
Number of poles
4
Rated current
1250 A
IEC conventional free air thermal current Ith
1250 A
Operating voltage type
AC
Rated insulation voltage Ui
1000 V
Rated impulse withstand voltage Uimp
12 kV
Rated operational voltage
up to 690 V AC
Rated operational power AC-23A at 400 V
525 kW
Rated operational power AC-23A at 690 V
575 kW
Rated short-time withstand current Icw
25 kA for 1 s
Conditional rated short-circuit current Iq
72 kA
Switching positions
I-0-II
Mounting type
Screw-on plate
Mechanical durability
approx. 10,000 cycles
Operating temperature
-25 to +55 °C
EAN
8013975176351
Weight
approx. 27 kg
HS Code
85365080
Frequently Asked Questions
What is the Lovato GE1250ET4 used for?
The Lovato GE1250ET4 is used for manual changeover switching between two AC supply paths in industrial panels, switchboards, machinery and power distribution systems.
What current rating does the GE1250ET4 have?
The GE1250ET4 has a rated current of 1250 A, making it suitable for high-current industrial electrical applications.
How many poles does this changeover switch have?
The Lovato GE1250ET4 has a four-pole configuration, making it suitable for three-phase plus neutral changeover applications.
What switching positions does the GE1250ET4 provide?
The GE1250ET4 provides I-0-II switching positions, allowing selection between two power sources with a central OFF position.
Is the Lovato GE1250ET4 supplied with a handle?
The GE1250ET4 is typically supplied without handle, allowing compatible operating handles and accessories to be selected for the installation.
Trusted by Electrical Professionals Worldwide
Lovato GE changeover switches are trusted by panel builders, OEM manufacturers and industrial engineers for dependable source transfer, robust construction and reliable long-term performance.
Phase
Three Phase
Manufacturer
Lovato Electric
Series
GE
Model
GE1250ET4
Product type
Changeover switch
Number of poles
4
Rated current
1250 A
IEC conventional free air thermal current Ith
1250 A
Operating voltage type
AC
Rated insulation voltage Ui
1000 V
Rated impulse withstand voltage Uimp
12 kV
Rated operational voltage
up to 690 V AC
Rated operational power AC-23A at 400 V
525 kW
Rated operational power AC-23A at 690 V
575 kW
Rated short-time withstand current Icw
25 kA for 1 s
Conditional rated short-circuit current Iq
72 kA
Switching positions
I-0-II
Mounting type
Screw-on plate
Mechanical durability
approx. 10,000 cycles
Operating temperature
-25 to +55 °C
EAN
8013975176351
Weight
approx. 27 kg
HS Code
85365080
No documents available for this product.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...