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BUSSMANN S501-500-R Fast-Acting Cylindrical Fuse, 500 mA, 250 V AC, 5 mm x 20 mm - Fast-Acting Cylindrical Fuses
BUSSMANNFast-Acting Cylindrical Fuses

BUSSMANN S501-500-R Fast-Acting Cylindrical Fuse, 500 mA, 250 V AC, 5 mm x 20 mm

The BUSSMANN S501 Series is a fast-acting cylindrical fuse, model S501-500-R, rated at 500 mA and 250 V AC. It is non-indicating and measures 5 mm x 20 mm. This fuse is equivalent to the GDA, S501, 216, and GSD series.

SKU 3G-OTH-26631

Also listed as: S501500R · S501 500 R

Brand
BUSSMANN
Item
S501-500-R Fast-Acting Cylindrical Fuse, 500 mA, 250 V AC, 5 mm x 20 mm
Part Number
S501-500-R
Category
Fast-Acting Cylindrical Fuses
Available to Order
Also known as:S501-500-RBUSSMANN
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Technical Specifications

BUSSMANN
Manufacturer Part Number
S501-500-R
Series
S501
Type
Fast-Acting, 500 mA, Non-Indicating, 5 mm x 20 mm
AC
250 V
Equivalent Fuse Series
GDA, S501, 216 & GSD

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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN S501 Series is a fast-acting cylindrical fuse, model S501-500-R, rated at 500 mA and 250 V AC. It is non-indicating and measures 5 mm x 20 mm. This fuse is equivalent to the GDA, S501, 216, and GSD series.

Frequently Asked Questions

What is the BUSSMANN S501-500-R fuse used for?

The BUSSMANN S501-500-R is a fast-acting cylindrical fuse rated 500 mA at 250 V AC. It protects sensitive electronic circuits from overcurrent in industrial control panels, power supplies, and instrumentation. Its 5 mm x 20 mm size fits standard fuse holders across machining, electrical, and test & measurement applications.

What are the specifications of the BUSSMANN S501-500-R?

The BUSSMANN S501-500-R is a fast-acting, non-indicating fuse rated 500 mA and 250 V AC. It measures 5 mm x 20 mm and belongs to the S501 series. Equivalent fuse series include GDA, S501, 216, and GSD. The manufacturer part number is S501-500-R.

Where to buy BUSSMANN S501-500-R worldwide?

3G Electric supplies the BUSSMANN S501-500-R fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this fast-acting 500 mA, 250 V AC fuse.

How to select the right BUSSMANN S501 fuse for my application?

Select the BUSSMANN S501 fuse based on your circuit's voltage (250 V AC max) and current rating (500 mA for the S501-500-R). Ensure the 5 mm x 20 mm size fits your holder. For fast-acting protection, match the interrupting rating to your fault current. Consult a qualified engineer for critical circuits.

Used in

Common applications for BUSSMANN
Industrial drives — BUSSMANN FWC series fast-acting cylindrical fuses protect power semiconductors in AC/DC drive circuits.
Control transformers — BUSSMANN FNQ-R series time-delay fuses handle inrush currents in control power circuits.
Semiconductor protection — BUSSMANN KAC series bolt-on fuses safeguard diodes, thyristors, and IGBTs in AC-only applications.
Electrical panels — BUSSMANN FP-2, FP-3, FP-4, and FP-6 fuse pullers enable safe fuse replacement in distribution panels.
Automotive electrical systems — BUSSMANN FP-A3 fuse puller removes and installs 1/4 in and 1/2 in automotive fuses.
Power supplies — BUSSMANN FWC series fuses provide overcurrent protection in AC/DC power supply circuits.
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BUSSMANN Products

3G Electric supplies BUSSMANN fast-acting cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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