Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
31903 Wohner pilot switch
Wöhner 31903 pilot switch accessory for compatible SECUR 60Classic PowerLiner switch disconnector fuse units, providing auxiliary status indication.
£6.25
Why Choose the Wöhner 31903 Pilot Switch?
The Wöhner 31903 is a pilot switch accessory designed for compatible SECUR® 60Classic PowerLiner busbar-mounted switch disconnector fuse units. It provides remote signalling of the switch position, making it ideal for industrial automation, monitoring systems and control panel applications requiring auxiliary status indication.
Designed for seamless integration with the Wöhner 60Classic system, the pilot switch installs quickly onto compatible PowerLiner switch disconnectors without affecting their switching performance. Its compact construction enables reliable auxiliary signalling while maintaining the modular flexibility of the busbar system.
The Wöhner 31903 is suitable for auxiliary switching duties with contact ratings of 250 V AC / 5 A and 30 V DC / 4 A, providing dependable status feedback for industrial control circuits.
Key Advantages
- Provides remote switch position signalling.
- Designed for SECUR® 60Classic PowerLiner switch disconnectors.
- Simple retrofit installation.
- Reliable auxiliary contacts for control circuits.
- Compact and robust industrial design.
- Ideal for automation and monitoring applications.
Key Features
- Wöhner Part Number: 31903
- Series: SECUR® 60Classic
- Product type: Pilot switch
- For compatible PowerLiner switch disconnectors.
- Auxiliary signalling contacts.
- 250 V AC / 5 A switching capacity.
- 30 V DC / 4 A switching capacity.
- Quick side-mounted installation.
Reliable Auxiliary Status Indication
The Wöhner 31903 pilot switch enables remote monitoring of compatible PowerLiner switch disconnectors, allowing control systems and operators to receive accurate switch position feedback. This improves operational visibility and simplifies automation within industrial electrical installations.
Its robust construction and straightforward installation make it an ideal accessory for OEM panel builders, switchgear manufacturers and industrial maintenance engineers requiring dependable auxiliary signalling.
Typical Applications
- Industrial switchboards.
- Machine control panels.
- Power distribution systems.
- OEM electrical equipment.
- Automation systems.
- Remote switch status monitoring.
Technical Specifications
Tick the specs you need, then view products that match.
| Busbar Centre Distance (mm) | 60 mm | |
|---|---|---|
| Product Series | Wöhner 60Classic | |
| Manufacturer | Wöhner | |
| Series | 60Classic | |
| Model | 31903 | |
| Product type | Pilot switch | |
| Compatible products | SECUR® 60Classic PowerLiner switch disconnector fuse units | |
| Rated switching capacity | 250 V AC / 5 A | |
| Rated switching capacity (DC) | 30 V DC / 4 A | |
| Function | Auxiliary status indication | |
| Installation | Side-mounted accessory | |
| Pack quantity | 1 |
Frequently Asked Questions
What is the Wöhner 31903 used for?
It is a pilot switch accessory that provides auxiliary signalling for compatible SECUR® 60Classic PowerLiner switch disconnector fuse units.
Which products is it compatible with?
It is designed for compatible Wöhner SECUR® 60Classic PowerLiner switch disconnector fuse units.
What are the switching ratings?
The auxiliary contacts are rated at 250 V AC / 5 A and 30 V DC / 4 A.
Can it be retrofitted?
Yes. The pilot switch is designed for quick installation on compatible PowerLiner devices.
What is supplied?
Each pack contains one Wöhner 31903 pilot switch.
Trusted by Electrical Professionals Worldwide
Wöhner accessories are trusted by panel builders, OEM manufacturers and industrial engineers for dependable auxiliary signalling, high-quality construction and reliable integration into low voltage busbar systems.
