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BUSSMANN Fuse: S505 Series, Time-Delay, 1 A, 250 V AC, Non-Indicating - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: S505 Series, Time-Delay, 1 A, 250 V AC, Non-Indicating

The BUSSMANN S505 Series is a time-delay cylindrical fuse rated at 1 A and 250 V AC, with a 5 mm x 20 mm form factor. This non-indicating fuse is equivalent to the S505, 477, and GSF series. It is designed for…

SKU 3G-OTH-26223

Also listed as: S5051R · S505 1 R

Brand
BUSSMANN
Item
Fuse: S505 Series, Time-Delay, 1 A, 250 V AC, Non-Indicating
Category
Time-Delay Cylindrical Fuses
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BUSSMANN
Manufacturer Part Number
S505-1-R
Series
S505
Type
Time-Delay, 1 A, Non-Indicating, 5 mm x 20 mm
AC
250 V
Equivalent Fuse Series
S505, 477, & GSF

Technical Documents

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

Product Description

The BUSSMANN S505 Series is a time-delay cylindrical fuse rated at 1 A and 250 V AC, with a 5 mm x 20 mm form factor. This non-indicating fuse is equivalent to the S505, 477, and GSF series. It is designed for overcurrent protection in industrial equipment.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BUSSMANN S505-1-R fuse used for?

The BUSSMANN S505-1-R is a time-delay cylindrical fuse used for overcurrent protection in industrial equipment. Its 1 A rating and 250 V AC capacity make it suitable for control panels, power supplies, and machinery where inrush currents occur. The 5 mm x 20 mm form factor fits standard fuse holders.

What are the specifications of the BUSSMANN S505-1-R fuse?

The BUSSMANN S505-1-R is a 1 A, 250 V AC time-delay fuse from the S505 series. It is non-indicating, measures 5 mm x 20 mm, and is equivalent to the S505, 477, and GSF series. The manufacturer part number is S505-1-R. It provides reliable overcurrent protection in industrial applications.

Where to buy BUSSMANN S505-1-R fuses worldwide?

3G Electric supplies BUSSMANN S505-1-R fuses worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver genuine BUSSMANN components to support your operations.

How to select the right BUSSMANN S505 series fuse for my application?

To select the correct BUSSMANN S505 series fuse, verify your circuit's voltage (250 V AC max) and current rating (1 A for the S505-1-R). Ensure the 5 mm x 20 mm form factor fits your holder. Time-delay fuses handle inrush currents, making them ideal for motors and transformers. Consult a qualified engineer for specific protection requirements.

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 time-delay 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: S505 Series, Time-Delay, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-2-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-2-R)
BUSSMANN Fuse: S505 Series, Time-Delay, 2.5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-2.5-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 2.5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-2.5-R)
BUSSMANN Fuse: S505 Series, Time-Delay, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-4-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-4-R)
BUSSMANN Fuse: S505 Series, Time-Delay, 3.15 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-3.15-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 3.15 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-3.15-R)
BUSSMANN Fuse: S505 Series, Time-Delay, 10 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-10-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 10 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-10-R)
BUSSMANN Fuse: S505 Series, Time-Delay, 1.25 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-1.25-R)
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BUSSMANN Fuse: S505 Series, Time-Delay, 1.25 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-1.25-R)

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