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MERSEN GSB1 Fast-Acting Cylindrical Fuse, 1 A, 250 V AC, 5.1 mm x 20.1 mm - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN GSB1 Fast-Acting Cylindrical Fuse, 1 A, 250 V AC, 5.1 mm x 20.1 mm

The MERSEN GSB Series Fast-Acting Cylindrical Fuse (MPN GSB1) is a 1 A, 250 V AC fuse with dimensions of 5.1 mm x 20.1 mm. This fast-acting fuse from MERSEN is designed for overcurrent protection in industrial equipment.

SKU 3G-OTH-153038

Also listed as: GSB 1 · GSB-1

Brand
MERSEN
Item
GSB1 Fast-Acting Cylindrical Fuse, 1 A, 250 V AC, 5.1 mm x 20.1 mm
Category
Fast-Acting Cylindrical Fuses
Available to Order
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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

MERSEN
Manufacturer Part Number
GSB1

Technical Documents

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

Product Description

The MERSEN GSB Series Fast-Acting Cylindrical Fuse (MPN GSB1) is a 1 A, 250 V AC fuse with dimensions of 5.1 mm x 20.1 mm. This fast-acting fuse from MERSEN 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 MERSEN GSB1 fuse used for?

The MERSEN GSB1 fast-acting fuse provides overcurrent protection in industrial equipment. It is commonly used in control panels, power supplies, and instrumentation circuits where rapid response to short circuits is required to safeguard sensitive components.

What are the specifications of the MERSEN GSB1 fuse?

The MERSEN GSB1 is a 1 A, 250 V AC fast-acting cylindrical fuse from the GSB Series. It measures 5.1 mm x 20.1 mm and is designed for overcurrent protection in industrial applications. The manufacturer part number is GSB1.

Where to buy MERSEN GSB1 fuses worldwide?

3G Electric supplies MERSEN GSB1 fuses worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order the GSB1 or other MERSEN fuse ratings for your application.

How to select the right MERSEN GSB series fuse?

Select the MERSEN GSB series fuse based on your circuit's operating voltage (250 V AC max) and continuous current rating. For the GSB1, use it where 1 A fast-acting protection is needed. Always verify interrupting capacity and ambient temperature derating per manufacturer guidelines.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN 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
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The MERSEN GSB2 is a fast-acting cylindrical fuse rated at 2 A and 250 V AC. With dimensions of 5.1 mm x 20.1 mm, it provides overcurrent protection in industrial equipment such as control panels, power supplies, and electronic circuits where rapid response to short circuits is required
Fast-acting cylindrical fuse rated 10 A at 250 V AC. Dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in industrial equipment such as control panels, power supplies, and electronic circuits
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Fast-acting cylindrical fuse rated 10 A at 250 V AC. Dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in industrial equipment such as control panels, power supplies, and electronic circuits

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The MERSEN RF15 is a Class H fast-acting cylindrical fuse rated 15 A at 250 V AC. It is non-indicating, meaning it does not provide a visual blown indication. This fuse is used for overcurrent protection in industrial electrical circuits, such as control panels and distribution equipment, where rapid response to short circuits is required
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