Optimise reliable source selection with the Lovato 7GN4051U rotary cam changeover switch. This 7GN series device is a 1-pole, 40A changeover (diagram 51) for front mounting (type U) with a black handle and 65X65mm front plate. Designed for robust industrial control, it delivers clear manual switching in compact panels and integrates easily into standard cut-outs. Built on Lovato’s round-shaped 7GN contact block, the 7GN40 designation offers dependable performance with 6 kV impulse withstand and IP40 frontal protection. Operates from -25 to + 55 °C and stores from -40 to + 70 °C. Conforms to IEC/EN/BS 60947-1, 60947-3, and 60947-5-1 and recognised under UL60947-4-1 and CSA C22.2 n° 14, supporting consistent, compliant installations.
£61.35
The Lovato 7GN4051U is a 7GN series rotary cam switch designed for reliable industrial switching and control applications. This 1 pole 40A changeover switch features front mounting with a black handle and 65x65mm front plate, providing a compact and durable solution for electrical panels, machinery, and control systems.
The 7GN4051U uses switching diagram 51 for single-pole changeover operation and provides a 1-0-2 switching arrangement. Built with Lovato Electric's round-shaped contact block technology, this switch delivers dependable switching performance for demanding industrial environments.
| Specification | Value |
|---|---|
| Product Type | Rotary Cam Switch / Changeover Switch |
| Manufacturer | LOVATO Electric |
| Part Number | 7GN4051U |
| Series | 7GN40 |
| Switching Diagram | 51 - Changeover Switch 1 Pole |
| Number of Elements | 1 |
| Number of Poles | 1 Pole |
| Operating Positions | 3 (1-0-2) |
| Rated Thermal Current Ith | 40A IEC/EN |
| UL/CSA Thermal Current | 50A |
| Rated Insulation Voltage Ui | 690V IEC/EN / 600V UL/CSA |
| Rated Impulse Withstand Voltage Uimp | 6kV |
| Mounting Type | Front Mounting |
| Handle Colour | Black |
| Front Plate Size | 65x65mm |
| Weight | 194g |
The Lovato 7GN4051U provides a dependable manual switching solution with a compact design, high current capability, and robust construction. Its front mounting configuration and compliance with IEC/EN and UL/CSA standards make it suitable for professional industrial installations requiring safe and reliable changeover control.
The Lovato 7GN4051U is used as a single-pole manual changeover rotary cam switch for industrial control and switching applications.
The Lovato 7GN4051U has a 40A IEC/EN conventional free air thermal current rating and a 50A UL/CSA rating.
The 7GN4051U is designed for front mounting and includes a black handle with a 65x65mm front plate.
The Lovato 7GN4051U provides a single-pole changeover switching function using switching diagram 51 with three operating positions.
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|---|---|
| HS Code | 85365080 |
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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...