Westinghouse WHU-361 - 30A, 600V, 3-Pole, Safety Switch, Stainless Steel

The Westinghouse WHU-361 Safety Switch delivers reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. Engineered with a stainless steel enclosure, this 3‑pole switch combines rugged durability with straightforward maintenance, making it a trusted choice for motor disconnects, panelboards, and branch circuit protection where space and serviceability matter.

• Model: WHU-361
• Amperage: 30A
• Voltage: 600V
• Poles: 3‑Pole
• Enclosure: Stainless Steel
• Type: Safety switch with on/off isolation and overcurrent protection

Why the WHU-361 stands out

Crafted from rugged stainless steel, the WHU-361 resists corrosion and stands up to harsh environments found in warehouses, manufacturing floors, and outdoor installations. Its compact, maintainable fusible switch design streamlines installation and service, reducing downtime during routine maintenance or fault-finding. The 3‑pole configuration delivers dependable phase isolation across three conductors, enhancing safety and reliability for your electrical distribution needs.

Ideal use cases

• Motor disconnects in fans, pumps, conveyors, and machine tools
• Distributed power to panelboards and subpanels where quick isolation is essential
• Branch circuit protection in commercial spaces that require robust, removable protection in a compact footprint

What makes it practical for you

• Durable construction: The stainless steel enclosure withstands dust, moisture, and temperature fluctuations typical in industrial settings.
• Simple maintenance: A straightforward, maintainable design minimizes service time and supports long-term reliability.
• Clear isolation: The three-pole arrangement ensures complete circuit shutdown for safe servicing and reduced risk during equipment changes.
• Efficient space utilization: Compact footprint fits into tight electrical rooms and panel locations without sacrificing performance.

Practical tips for deployment

Before installation, verify the electrical service requirements align with 30A at 600V and ensure compatible wiring methods for a 3‑pole configuration. Use in environments that demand corrosion resistance and dependable isolation, especially where frequent maintenance or inspections are part of the operation. For best results, pair with appropriate overcurrent protection and follow standard electrical safety practices to maintain peak performance over time.