Description
Overview:
The Heavy Duty Battery Isolator Switch With Key - 200 027 is a robust on/off switch for safely disconnecting a vehicle or machine battery. Built with heavy-duty metal contacts and a durable housing, it cuts power when the key is removed to prevent battery drain and unauthorised use. Suitable for both 12V and 24V systems, it is widely used on commercial vehicles, buses, marine craft, agricultural machinery, plant, and off‐highway equipment. The switch is rated at 250 A at 24 V, with a surge capacity of 2500 A for 5 seconds to handle starting loads. It features two screw contacts for a secure connection and comes with a single metal key with a single‐peg design for positive engagement. Install on either the positive or negative lead to suit your wiring layout.
Key Features:
- Compatible with 12 V and 24 V electrical systems for broad use
- 250 A at 24 V continuous rating; 2500 A for 5 seconds to handle high inrush currents
- Isolates by removing the key to deter unauthorised operation and prevent parasitic drain
- Works on either positive or negative lead for flexible installation
- Two heavy-duty screw contacts for secure, low-resistance connections
- Single metal key with single‐peg design for simple, reliable operation
- Rugged construction for demanding environments in transport, marine, and agriculture
- Straightforward bolt-on fitment; compact form helps placement near the battery or main feed
- Aids safe maintenance, storage, and emergency isolation of circuits
- Helps protect wiring and components by providing a clear master cut-off point
Typical Applications:
Commonly fitted to lorries, vans, buses, tractors, mowers, diggers, dumpers, boats, generators, and compressors. Used to isolate batteries during maintenance, transport, or long-term storage, and as an emergency cut-off to reduce electrical risk. Suitable for fleets and site equipment where reliable, quick isolation helps safety and reduces battery discharge.
Also known as:
Battery disconnect switch, kill switch, cut-off switch, battery master switch, isolator key switch, master isolator, main battery switch, battery cut-out.
Alternate Part Numbers:
200027
Product Specifications
| L&S Part No. | 200 027 |
|---|---|
| Unit of Sale | 1 |
| Machine Type | Tractors |
