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BUSSMANN Fuse: S501 Series, Fast-Acting, 500 mA, 250 V AC, Non-Indicating - Fast-Acting Cylindrical Fuses
BUSSMANNFast-Acting Cylindrical Fuses

BUSSMANN Fuse: S501 Series, Fast-Acting, 500 mA, 250 V AC, Non-Indicating

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
Fuse: S501 Series, Fast-Acting, 500 mA, 250 V AC, Non-Indicating
Category
Fast-Acting Cylindrical Fuses
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

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 motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Fuse: S501 Series, Fast-Acting, 250 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-250-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 250 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-250-R)
BUSSMANN Fuse: S501 Series, Fast-Acting, 6.3 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-6.3-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 6.3 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-6.3-R)
BUSSMANN Fuse: S501 Series, Fast-Acting, 5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-5-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-5-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 50 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-50-R)
BUSSMANN Fuse: S501 Series, Fast-Acting, 200 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-200-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 200 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-200-R)
BUSSMANN Fuse: S501 Series, Fast-Acting, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-2-R)
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BUSSMANN Fuse: S501 Series, Fast-Acting, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S501-2-R)

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