4.9 Based on 1156 reviews 
Description
40A 4-Pole IP66/IP67/IP69 Rotary Isolator Switch
Gewiss GW70443P 40A Rotary Isolator– Lockable Emergency Stop with Red Knob
The Gewiss GW70443P 40A Rotary Isolator is engineered for secure power disconnection and emergency shutdowns. With a 40A current rating and 4-pole design, it ensures full electrical isolation in critical settings.
Its enclosure, made from durable insulating material, is built for resilience. The switch holds IP66, IP67, and IP69 ratings, making it dust-tight, water-resistant, and immersion-proof. This allows installation in tough industrial, commercial, or outdoor locations.
A large red emergency knob ensures visibility during emergencies. For added safety, it is lockable in the OFF position using up to three padlocks (maximum shackle diameter: 8 mm). This feature supports safe maintenance and system control.
⚙️ Key Features of the Gewiss GW70443P 40A Rotary Isolator
- Rated Current: 40A
- Poles: 4-pole configuration
- Ingress Protection: IP66, IP67, IP69
- Knob Color: Red emergency rotary knob
- Lockable Design: YES (max. 3 locks in OFF position, shackle Ø max. 8 mm)
- Enclosure Material: Insulating box with sealable 1/4 turn screws (x4)
- Impact Resistance: IK08
- Ambient Temperature: -25°C to +60°C
- Cable Entry Points: 2 x M20/25 top + 2 x M20/25 bottom
- Cable Capacity: 1 mm² to 10 mm²
- Accessory Support: Up to 2 auxiliary contacts (1 per side)
- Standards Compliance: IEC compliant
✅ Why Choose Gewiss GW70443P 40A Rotary Isolator?
Choose the Gewiss GW70443P 40A Rotary Isolator for reliable safety and efficient installation. Its robust construction ensures long-lasting performance in both indoor and outdoor conditions. The lockable red knob helps prevent unauthorized or accidental reactivation, making it ideal for maintenance-heavy environments.
Moreover, as part of the trusted Gewiss 70 RT HP range, this model supports additional accessories and simplifies wiring for faster, more secure installations.
🌐 Ideal Use Cases
- Industrial equipment shutdowns
- HVAC isolation
- Solar installations
- Commercial electrical panels
- Outdoor machinery control
❓ Frequently Asked Questions (FAQs)
- Q: Can I use this switch outdoors?
A: Yes, its IP66/IP67/IP69 protection makes it perfect for harsh weather or dusty environments. - Q: Is the red knob lockable for safety?
A: Yes. YES (max. 3 locks in OFF) - Q: What temperatures can it operate in?
A: This switch performs reliably between -25°C and +60°C. - Q: Can I add auxiliary contacts to this switch?
A: Yes, it supports two auxiliary contacts—one per side. - Q: What cable sizes are supported?
A: It supports cables from 1 mm² to 10 mm².
Summary of the Gewiss GW70443P 40A Rotary Isolator
The Gewiss GW70443P 40A Rotary Isolator is a high-performance switch built for isolating circuits and providing emergency shutoff. Its 4-pole setup supports 40A and ensures full disconnection. Housed in an insulating enclosure, the switch is rated IP66, IP67, and IP69—offering strong resistance to water, dust, and impact. The red emergency knob is easy to spot and can be secured with up to three padlocks in the OFF position.
With compatibility for auxiliary contacts and a broad operating temperature range, this isolator suits industrial, commercial, and outdoor systems that require safe and durable electrical control.
