Searching...

Eaton / Moeller Series

NZMH9-250/ZM9-63-800-OBI

In Stock

63A, 3P, instantaneous trip breaker, OBI, 400–800A magnetic, UL/CSA

Eaton/Moeller NZMH9-250/ZM9-63-800-OBI instantaneous trip breaker, 250A frame, 3-pole, continuous current 63A, with adjustable magnetic trip range of 400–800A. “OBI” designation indicates the instantaneous trip version with no thermal element. UL and CSA listed for operation up to 600 VAC with high fault interrupting capacity. Ideal for applications requiring only instantaneous short-circuit protection.

Eaton Authorized Distributor

We source directly from Eaton - 100% genuine, new-in-box certified parts.

Call Us for a Quote

Request A Quote

Get custom pricing and expert help—before or after you buy.
Fill Out Contact Form
  • Technical Specifications
Model NZMH9-250/ZM9-63-800-OBI
Type Instantaneous Trip Circuit Breaker (No Thermal)
Frame Size 250A
Poles 3
Continuous Current Rating 63A
Magnetic Trip Range Adjustable, 400–800A
Voltage Rating Up to 600 VAC
Interrupting Capacity High Fault Rating (UL/CSA)
Standards UL, CSA
Applications Motor Short-Circuit Protection, Feeder Protection

Ask us a Question about this product

Please fill out this form and someone from our team will contact you as soon as possible. You can also reach us by phone at (866) 595-9616 or by email at sales@kmparts.com.
Product Page Contact Form

Customer Reviews

Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.

Authorized Seller

We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.

Learn More  >