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Mitsubishi Electric NF50-CS No-Fuse Breaker 600V AC

$64.00 USD

Sale Sold out

ConditionSurplus - Untested MPNNF50-CS Stock #0226-00332

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

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Estimated package weight: 5.0 lbs

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This listing is for a Mitsubishi Electric Corporation NF50-CS No-Fuse Breaker rated at 40 amperes, 3-pole, 600V AC maximum. The unit is manufactured in Japan by Mitsubishi Electric Corp and carries catalog reference LN313N653-2 with date code D 8809, indicating manufacture in September 1988. A handwritten label CB2 is affixed to the top of the unit. A red trip indicator button is visible on the lower left face of the breaker.

JIS interrupting capacity ratings are confirmed on the nameplate as 1.5kA at 550V AC, 2.5kA at 460V AC, and 5kA at 220V AC. IEC and BS interrupting capacity ratings are 2.5kA at 500V AC, 2.5kA at 415V AC, 5kA at 380V AC, and 5kA at 240V AC. The breaker is mounted in a DIN rail or panel mount compatible molded case housing consistent with Mitsubishi NF series no-fuse breaker construction.

The Mitsubishi NF50-CS is a widely used molded case circuit breaker in Japanese and international CNC machine tool control panels and industrial automation enclosures. This breaker is suited for use as a replacement in compatible machine tool and industrial control panel applications requiring a 40A 3-pole molded case circuit breaker. Compatibility and application suitability should be verified against applicable electrical codes and OEM documentation prior to installation. Unit is offered as removed and has not been tested or recertified.

Stock # 0226-332

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Frequently Asked Questions

Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.