Bussmann 170M7975 Class aR Sem...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$4,939.09
Image coming soon

Bussmann 170M7975 Class aR Semiconductor Fuse, 1400A/1250V AC

(No reviews yet) Write a Review

Model: 170M7975

In Stock (leaves warehouse same day if ordered before 3pm ET)

$4,939.09
Adding to cart… The item has been added
Free Shipping on orders over $199
We price match and offer bulk discounts! Click Add to Quote. It's quick and easy.
✨
Earn points with this purchase! You can redeem points for giftcards, iPads, XBox's and more. View Rewards
Free Keying on all locks

Bussmann 170M7975 Class aR Semiconductor Fuse, 1400A/1250V AC

The Bussmann 170M7975 is a Class aR semiconductor protection fuse rated 1400A at 1250V AC, engineered to safeguard power electronics, rectifiers, and drive systems where accompanied semiconductor protection is required. Built to the aR utilization category, this fuse pairs with upstream overcurrent devices to protect sensitive semiconductor components from damaging fault currents in demanding industrial power applications, and its AC voltage rating suits high-power industrial distribution circuits.

Key Features

  • Amperage Rating: 1400A for protection of high-current semiconductor and power electronic circuits.
  • Voltage Rating: 1250V AC for use in high-voltage industrial power systems.
  • Fuse Class: Class aR utilization category, designed for accompanied semiconductor protection.
  • Application: Purpose-built for semiconductor protection in power electronics and drive equipment.
  • Voltage Type: AC-rated for alternating current power distribution systems.
  • Compact Footprint: Height 116 mm, Width 140 mm, and Length/Depth 202 mm for a defined mounting clearance.
  • Fuse Indicator: Other-type indicator for fuse condition reference.

Technical Specifications

  • Amperage Rating: 1800 A
  • Application: semiconductor protection
  • Class: Class aR
  • Compliances: Contact factory
  • Fuse Indicator: Other
  • Insulated Metal Gripping Lugs (Imgl): No
  • Packaging Type: Standard
  • Product Height: 116 mm
  • Product Length Depth: 202 mm
  • Product Weight: 746.4309952 g
  • Product Width: 140 mm
  • Utilization Category: aR (accompanied semiconductor protection)
  • Voltage Rating: 1250 V
  • Voltage Type: AC

Typical Applications

  • Semiconductor Protection Circuits
  • Power Electronics and Rectifier Systems
  • Motor Drive Overcurrent Protection
  • Industrial High-Voltage Power Distribution
  • Accompanied Fuse Protection Schemes (Class aR)

Why Bussmann?

Bussmann fuses are engineered for demanding industrial power protection, and the 170M7975 continues that standard with a Class aR rating built specifically for accompanied semiconductor protection. With a 1400A, 1250V AC rating, this fuse delivers the current-limiting performance semiconductor and power electronic circuits depend on for reliable, code-compliant operation in industrial and commercial power systems.

Manufacturer Resources

Product Specs

Amperage Rating:
1800 A
Application:
semiconductor protection
Class:
Class aR
Compliances:
Contact factory
Fuse Indicator:
Other
Insulated Metal Gripping Lugs Imgl:
No
Packaging Type:
Standard
Product Height:
116 mm
Product Length Depth:
202 mm
Product Weight:
746.4309952 g
Product Width:
140 mm
Utilization Category:
aR (accompanied semiconductor protection)
Voltage Rating:
1250 V
Voltage Type:
AC
Product Group:
Fuses
Department:
Electrical
Product Subgroup:
Other Fuses
Product Type:
Fuse
Product Details:
Fuse

Bussmann 170M7975 – Frequently Asked Questions

How fast can I get the Bussmann 170M7975 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Bussmann 170M7975 come with a warranty?
Absolutely. The Bussmann 170M7975 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Bussmann 170M7975?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Bussmann 170M7975 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.