The Lovato GX4090U is a GX series rotary cam ON/OFF switch engineered for dependable 1-pole control at 40 A Ith. Designed for front mounting, it features a black handle and a 65x65 mm front plate for clean panel integration. With a square-shaped contact block and IP65 frontal protection, this compact switch suits space-conscious control panels and straightforward equipment switching.
Rated impulse withstand voltage is 6 kV and the frontal sealing to IP65 helps resist dust and water. The GX4090U operates from -25 to +55 °C and uses Switching diagram 90 for simple ON/OFF 1-pole operation. It conforms to IEC/EN/BS 60947 and 61058-1, plus UL and CSA standards, delivering confidence across industrial control and OEM applications.
Key Benefits
Simple 1-pole ON/OFF switching using GX Switching diagram 90.
40 A Ith rating for robust free-air thermal performance.
IP65 frontal protection resists dust ingress and water jets.
U form front mounting with ergonomic black handle.
65x65 mm front plate for neat, space-saving panel presentation.
What is the current and pole configuration of the GX4090U?
It is a 1-pole ON/OFF switch with an IEC conventional free air thermal current Ith of 40 A.
How is it mounted and what handle does it include?
Mounting form U indicates front mounting and it includes a black handle for operation.
What environmental protection and temperatures does it support?
The frontal protection is IP65, and the operating temperature range is -25 to +55 °C.
Which standards does this switch conform to?
It conforms to IEC/EN/BS 60947-1, 60947-3, 60947-5-1, IEC/EN/BS 61058-1, UL60947-4-1, and CSA C22.2 n° 14.
What is its impulse withstand voltage and front plate size?
The rated impulse withstand voltage Uimp is 6 kV and the front plate is 65x65 mm.
Safety note: Install and commission only by qualified personnel. Isolate all supplies before work, verify ratings against the application, and follow the manufacturer’s datasheet and applicable standards.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
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Flexible payment terms for qualifying organisations
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500 +
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1,000 +
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3500 +
Customers supported
28
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● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...