Schneider H363NDS Square D Safety Switch - 100a Heavy Duty Fusible, 3-Pole 600VAC/DC, NEMA 4X, Quick Make/Break, Indoor/Outdoor Stainless Steel
The Square D H363NDS Safety Switch offers robust performance with its heavy-duty 100A, 3-pole design, and 600VAC/DC rating. Encased in 304 stainless steel, it’s suitable for both indoor and outdoor use, ensuring watertight, dust-tight, and corrosion-resistant operation. Ideal for service entrance applications, it features a quick make/break mechanism and dual cover interlock for enhanced safety.
- Amperage: 100A
- Voltage: 600VAC/DC
Availability
In stock
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse.
Catalog pricing
Add this item to your cart or contact Z Power Electric for quantity pricing, lead-time support, and backorder recovery.
- 30-day returnsOn standard orders
- 24-hour quoteFrom our sourcing team

Quick facts
- Part number
- 600VAC/DC
- Category
- Electrical Components
Also searched as
600VACDC · 600VAC DC
Product overview
- Poles: 3
- Enclosure: NEMA 4X, 304 Stainless Steel
- Features: Quick make/break, dual cover interlock, suitable for service entrance
Questions about this part
Where can I buy the 600VAC/DC?
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse. Z Power Electric is an independent MRO supplier in Calimesa, California — we buy outside authorized distribution, which is why we can quote parts that a standard distributor shows as unavailable.
Is the 600VAC/DC discontinued or obsolete?
Manufacturer lifecycle status changes by part number and region, so we confirm it per quote rather than publishing a claim that may be out of date. Either way it does not change what we do: we source discontinued, obsolete, and backordered parts as a matter of course, and the quote states whether we located the original or are proposing an equivalent.
How long does it take to get a quote on the 600VAC/DC?
We respond to every sourcing request within 24 hours, and the quote states a confirmed ship date rather than an estimate. Mark the request urgent if the part is holding up a line.
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