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MERSEN GSD Series Fast-Acting Cylindrical Fuse - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN GSD Series Fast-Acting Cylindrical Fuse

The MERSEN GSD Series is a fast-acting cylindrical fuse rated at 1 A and 250 V AC, with a non-indicating design in a 5 mm x 20 mm form factor (MPN GSD1). It is equivalent to the GDA, S501, and 216 series, offering a…

SKU 3G-OTH-27763

Also listed as: GSD 1 · GSD-1

Brand
MERSEN
Item
GSD Series Fast-Acting Cylindrical Fuse
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
GSD1
Series
GSD
Type
Fast-Acting, 1 A, Non-Indicating, 5 mm x 20 mm
AC
250 V
Equivalent Fuse Series
GDA, S501, 216 & GSD

Technical Documents

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

Product Description

The MERSEN GSD Series is a fast-acting cylindrical fuse rated at 1 A and 250 V AC, with a non-indicating design in a 5 mm x 20 mm form factor (MPN GSD1). It is equivalent to the GDA, S501, and 216 series, offering a compact solution 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 GSD Series fuse used for?

The MERSEN GSD Series fast-acting fuse (1 A, 250 V AC) provides overcurrent protection in industrial control panels, power supplies, and electronic equipment. Its compact 5 mm x 20 mm form factor suits tight spaces where quick response to short circuits is critical.

What are the specifications of the MERSEN GSD1 fuse?

The MERSEN GSD1 is a fast-acting cylindrical fuse rated at 1 A and 250 V AC. It is non-indicating, measures 5 mm x 20 mm, and belongs to the GSD series. Equivalent series include GDA, S501, and 216. The manufacturer part number is GSD1.

Where to buy MERSEN GSD1 fuses worldwide?

3G Electric supplies MERSEN GSD1 fuses worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver genuine MERSEN components globally.

How to select the correct MERSEN GSD fuse for my application?

Select the MERSEN GSD fuse based on your circuit’s voltage (250 V AC max) and current rating (1 A). Ensure the 5 mm x 20 mm form factor fits your holder. For fast-acting protection, match the fuse’s interrupting rating to your system’s fault current. Consult a qualified engineer.

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.
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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
Fast-acting, non-indicating cylindrical fuse rated 4 A and 250 V AC. 5 mm x 20 mm body. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation
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Fast-acting, non-indicating cylindrical fuse rated 4 A and 250 V AC. 5 mm x 20 mm body. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation
Fast-acting cylindrical fuse rated 500 mA at 250 V AC. Non-indicating design with 5 mm x 20 mm dimensions. Suitable for overcurrent protection in control panels, power supplies, and instrumentation where rapid response is required
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Fast-acting cylindrical fuse rated 500 mA at 250 V AC. Non-indicating design with 5 mm x 20 mm dimensions. Suitable for overcurrent protection in control panels, power supplies, and instrumentation where rapid response is required
Fast-acting, non-indicating cylindrical fuse rated 1.25 A, 250 V AC, 5 mm x 20 mm. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation
MERSEN
Fast-acting, non-indicating cylindrical fuse rated 1.25 A, 250 V AC, 5 mm x 20 mm. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation
Fast-acting cylindrical fuse rated 5 A and 250 V AC. Non-indicating 5 mm x 20 mm body. Suitable for overcurrent protection in power supplies, instrumentation, and control panels where rapid response is required
MERSEN
Fast-acting cylindrical fuse rated 5 A and 250 V AC. Non-indicating 5 mm x 20 mm body. Suitable for overcurrent protection in power supplies, instrumentation, and control panels where rapid response is required
Fast-acting cylindrical fuse rated 2.5 A at 250 V AC, with non-indicating design and 5 mm x 20 mm dimensions. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation circuits requiring rapid response
MERSEN
Fast-acting cylindrical fuse rated 2.5 A at 250 V AC, with non-indicating design and 5 mm x 20 mm dimensions. Part of the GSD series, equivalent to GDA, S501, and 216 series. Used for overcurrent protection in control panels, power supplies, and instrumentation circuits requiring rapid response
Fast-acting cylindrical fuse rated 400 mA at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in sensitive electronic circuits, power supplies, and control panels
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Fast-acting cylindrical fuse rated 400 mA at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in sensitive electronic circuits, power supplies, and control panels

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Fast-acting cylindrical fuse rated 2 A at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in control panels, power supplies, and instrumentation. Equivalent to GDA, S501, and 216 series
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Fast-acting cylindrical fuse rated 2 A at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in control panels, power supplies, and instrumentation. Equivalent to GDA, S501, and 216 series
Fast-acting cylindrical fuse rated 15 A at 1.5 kV DC. Part of the HP15MxxR series. Used for overcurrent protection in photovoltaic systems, including solar panel circuits and combiner boxes
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Fast-acting cylindrical fuse rated 15 A at 1.5 kV DC. Part of the HP15MxxR series. Used for overcurrent protection in photovoltaic systems, including solar panel circuits and combiner boxes
Fast-acting midget fuse rated 600 mA at 600 V AC. Non-indicating design with dimensions 13/32 in x 1 3/8 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid response to faults is required
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Fast-acting midget fuse rated 600 mA at 600 V AC. Non-indicating design with dimensions 13/32 in x 1 3/8 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid response to faults is required
Fast-acting cylindrical fuse from the HP15P Series, rated 40 A and 1.5 kV DC. Designed for overcurrent protection in photovoltaic systems, including solar panel strings and combiner boxes
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Fast-acting cylindrical fuse from the HP15P Series, rated 40 A and 1.5 kV DC. Designed for overcurrent protection in photovoltaic systems, including solar panel strings and combiner boxes
Fast-acting cylindrical fuse rated 2 A at 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, power supplies, and industrial machinery
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Fast-acting cylindrical fuse rated 2 A at 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, power supplies, and industrial machinery
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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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
Fast-acting cylindrical fuse rated 12 A and 1000 V DC with AC/DC voltage compatibility. Provides overcurrent protection in DC circuits such as solar photovoltaic systems, combiner boxes, and inverters
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Fast-acting cylindrical fuse rated 12 A and 1000 V DC with AC/DC voltage compatibility. Provides overcurrent protection in DC circuits such as solar photovoltaic systems, combiner boxes, and inverters
Fast-acting midget fuse rated 500 mA, 600 V AC and 600 V DC. Measures 13/32 in x 1 1/2 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid interruption is required
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Fast-acting midget fuse rated 500 mA, 600 V AC and 600 V DC. Measures 13/32 in x 1 1/2 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid interruption is required