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MERSEN GDG Series Time-Delay Cylindrical Fuse, 0.5 A, 250 V AC, 5.1 mm x 20.1 mm - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN GDG Series Time-Delay Cylindrical Fuse, 0.5 A, 250 V AC, 5.1 mm x 20.1 mm

The MERSEN GDG Series Time-Delay Cylindrical Fuse (MPN GDG1/2) is a 0.5 A, 250 V AC fuse with a 5.1 mm x 20.1 mm physical size. This time-delay fuse is designed for overcurrent protection in industrial equipment.

SKU 3G-OTH-25666

Also listed as: GDG12 · GDG1 2 · GDG1-2

Brand
MERSEN
Item
GDG Series Time-Delay Cylindrical Fuse, 0.5 A, 250 V AC, 5.1 mm x 20.1 mm
Category
Time-Delay Cylindrical Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
GDG1/2
Series
GDG

Technical Documents

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

Product Description

The MERSEN GDG Series Time-Delay Cylindrical Fuse (MPN GDG1/2) is a 0.5 A, 250 V AC fuse with a 5.1 mm x 20.1 mm physical size. This time-delay fuse is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the MERSEN GDG Series fuse used for?

The MERSEN GDG Series time-delay cylindrical fuse (0.5 A, 250 V AC) provides overcurrent protection in industrial equipment. Its time-delay characteristic allows it to withstand temporary inrush currents without nuisance opening, making it suitable for motor circuits, transformers, and control panels.

What are the specifications of the MERSEN GDG1/2 fuse?

The MERSEN GDG1/2 fuse is rated 0.5 A at 250 V AC, with a physical size of 5.1 mm x 20.1 mm. It belongs to the GDG Series and features a time-delay response for overcurrent protection. The manufacturer part number is GDG1/2.

Where to buy MERSEN GDG Series fuses worldwide?

3G Electric supplies MERSEN GDG Series fuses worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the GDG1/2 fuse.

How to select the correct MERSEN GDG fuse for an application?

To select the correct MERSEN GDG fuse, match the voltage rating (250 V AC) and current rating (0.5 A) to your circuit requirements. Ensure the physical size (5.1 mm x 20.1 mm) fits the fuse holder. Time-delay fuses are ideal for circuits with startup surges.

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 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
Time-delay cylindrical fuse rated at 250 mA and 250 V AC. Measures 5.1 mm x 20.1 mm. Provides overcurrent protection with delayed response for control circuits and instrumentation
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