Bussmann ABC Series Fast-Actin...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$3.11

Bussmann ABC Series Fast-Acting Ferrule Fuse, Eaton Bussmann Series

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Model: ABC-6-R

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

$3.11
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Bussmann ABC Series Fast-Acting Ferrule Fuse, Eaton Bussmann Series

The Bussmann ABC Series is a family of fast-acting fuses offered as part of the Eaton Bussmann series, engineered to open a protected circuit quickly when a fault or overcurrent condition occurs. This family is available across a range of amp ratings, including the ABC-20-R, ABC-25-R, ABC-3-R, ABC-5-R, and ABC-6-R models, so contractors and maintenance teams can source the exact rating an original design specified. Unlike time-delay fuse designs that build in an intentional delay to ride through momentary inrush, a fast-acting fuse from the ABC Series responds without delay, making it well suited for protecting sensitive circuits, control components, and equipment that require immediate interruption under abnormal current conditions. Each fuse in the family uses a ferrule connection type for mounting into compatible fuse holders and clips. Because these fuses are manufactured under the Eaton Bussmann series product line, the ABC Series is intended as a straightforward, code-conscious replacement for electrical contractors, maintenance technicians, and facility engineers who need a dependable, drop-in fuse that matches the original protective characteristics of the circuit it serves. Stocking the correct ABC Series fast-acting fuse for a given rating helps ensure continuity of protection when performing scheduled maintenance, troubleshooting a nuisance outage, or completing a panel build where the original design called for a fast-acting Bussmann fuse.

Key Features

  • Fast-Acting Response: Opens the circuit rapidly under overload or short-circuit conditions, without the built-in time delay found in time-delay fuse designs.
  • Ferrule Connection: Each fuse in the ABC Series uses a ferrule end connection for compatibility with matching fuse holders and clips.
  • Eaton Bussmann Series: Manufactured as part of the established Eaton Bussmann series fuse lineup, a widely specified name in commercial, industrial, and electronic circuit protection.
  • Multiple Amp Ratings Available: Offered as ABC-20-R, ABC-25-R, ABC-3-R, ABC-5-R, and ABC-6-R models so the correct rating can be matched to the application.
  • Model Identification: Each fuse is clearly marked with its ABC-series catalog designation so it can be accurately cross-referenced and matched when sourcing a replacement for existing fuse holders and equipment.
  • Dependable Replacement Part: Suited for maintenance, retrofit, and OEM replacement applications where a genuine Eaton Bussmann series fast-acting fuse is specified by the original equipment or panel design.

Technical Specifications

  • Connection Type: Ferrule
  • End Type: Ferrule
  • Refer to manufacturer documentation for complete technical specifications.

Typical Applications

  • Electrical Panel and Control Circuit Protection
  • Industrial and Commercial Equipment Maintenance
  • OEM and Field Replacement Fuse Applications
  • Electronic and Instrumentation Circuit Protection
  • Facility and Maintenance Electrical Stock

Why Bussmann?

Bussmann, part of Eaton, is a widely recognized name in circuit protection, and the ABC Series carries that reputation forward as a fast-acting fuse family built for dependable, code-conscious performance. Choosing a genuine Eaton Bussmann series fuse helps ensure a replacement matches the original fast-acting protective characteristics the circuit was designed around, rather than substituting a fuse with different response behavior. For electricians, maintenance teams, and facility engineers standardizing on trusted circuit protection components, the ABC Series offers a straightforward fast-acting solution from a brand long associated with fuse technology. Keeping genuine Eaton Bussmann series fast-acting fuses like the ABC Series on hand supports consistent, predictable circuit protection across facility electrical systems.

Manufacturer Resources

Product Specs

Product Type:
Fast-Acting Fuse
Department:
Electrical
Product Subgroup:
Fuses
list_batch:
BUSS-20260919
Connection Type:
Ferrule
Product Width:
.25 inches
Product Details:
Electronic
Product Diameter:
.25 inches
End Type:
Ferrule
Series:
ABC Series
Product Group:
Circuit Protection
Product Material:
Ceramic tube, nickel-plated brass endcaps

Bussmann ABC-6-R – Frequently Asked Questions

1) What amp ratings does the Bussmann ABC Series fast-acting fuse come in?
Five ratings are offered: 3A (ABC-3-R), 5A (ABC-5-R), 6A (ABC-6-R), 20A (ABC-20-R) and 25A (ABC-25-R). Match the rating to whatever the original panel or equipment design called for rather than stepping up a size, since the fuse is the protection the circuit was engineered around.
2) Will an ABC fuse fit a 1/4 inch fuse clip or holder?
Yes. The ABC Series body measures .25 inches in diameter with ferrule ends, so it seats in holders and clips built for quarter-inch diameter ferrule fuses. Confirm the holder's barrel length matches as well, since diameter alone does not settle fit.
3) Can I use an ABC fast-acting fuse where a time-delay fuse is installed now?
No, not as a straight swap. The ABC Series opens without any intentional delay, so it will not ride through the inrush of a motor, transformer or similar inductive load the way a time-delay fuse does. Putting one in a time-delay position usually means nuisance openings at startup. Use ABC only where the original design specified a fast-acting fuse.
4) What kind of circuits is a fast-acting ABC fuse the right choice for?
Sensitive electronic and instrumentation circuits, control components, and panel circuits where current needs to be interrupted immediately under a fault. The ABC Series is classed as an electronic fuse, which is why it shows up in control circuit and instrumentation protection rather than on motor branch circuits.
5) What is the difference between a ferrule fuse and a bladed or screw-in fuse for panel replacement?
A ferrule fuse has plain metal caps on each end and drops into spring clips or a cylindrical holder, which is how the ABC Series is built. Bladed fuses need a bolted or knife-blade block, and screw-in plug fuses need an Edison or Type S socket. The three are not interchangeable, so identify the mount in your panel or equipment first: if the existing fuse pulls straight out of clips, a ferrule fuse like ABC is the family you want.
6) How do I identify which ABC fuse I pulled out so I order the same one?
Each fuse is marked with its ABC catalog designation on the body, so read the cap or barrel marking and match it directly, for example ABC-6-R for a 6 amp. The -R suffix is part of the catalog number as sold. That marking is the reliable way to cross-reference a replacement for existing holders and equipment.
7) Is the ABC Series a genuine Eaton Bussmann fuse or an equivalent?
These are genuine Eaton Bussmann series fuses carrying Bussmann ABC catalog numbers. That matters when a panel build or OEM equipment drawing specifies a Bussmann fast-acting fuse, because a substitute from another line can have different response behavior even at the same amp rating.
8) Which ABC ratings make sense to keep on the maintenance shelf?
For facility and MRO stock, the low control-circuit ratings and the higher ones cover the common pulls: 3A, 5A and 6A for instrumentation and control, 20A and 25A for heavier fast-acting positions. Stocking the exact ratings your panels use avoids the temptation to substitute a different response curve during a troubleshoot.
How fast can I get the Bussmann ABC-6-R 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 ABC-6-R come with a warranty?
Absolutely. The Bussmann ABC-6-R 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 ABC-6-R?
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
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