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MERSEN GDG1-1/4 Time-Delay Cylindrical Fuse, 1.25 A, 250 V AC, 5.1 mm x 20.1 mm - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN GDG1-1/4 Time-Delay Cylindrical Fuse, 1.25 A, 250 V AC, 5.1 mm x 20.1 mm

The MERSEN GDG Series is a time-delay cylindrical fuse rated at 1.25 A and 250 V AC, with dimensions of 5.1 mm x 20.1 mm. This MERSEN fuse, model GDG1-1/4, provides overcurrent protection in a compact cylindrical…

SKU 3G-OTH-27773

Also listed as: GDG114 · GDG1 1 4 · GDG1-1-4

Brand
MERSEN
Item
GDG1-1/4 Time-Delay Cylindrical Fuse, 1.25 A, 250 V AC, 5.1 mm x 20.1 mm
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

MERSEN
Manufacturer Part Number
GDG1-1/4
Series
GDG

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

Product Description

The MERSEN GDG Series is a time-delay cylindrical fuse rated at 1.25 A and 250 V AC, with dimensions of 5.1 mm x 20.1 mm. This MERSEN fuse, model GDG1-1/4, provides overcurrent protection in a compact cylindrical form factor.

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 GDG Series fuse used for?

The MERSEN GDG Series time-delay cylindrical fuse provides overcurrent protection in industrial control panels, power supplies, and lighting circuits. Its 1.25 A rating and 250 V AC capacity suit applications requiring a compact 5.1 mm x 20.1 mm form factor.

What are the specifications of the MERSEN GDG1-1/4 fuse?

The MERSEN GDG1-1/4 fuse is rated at 1.25 A and 250 V AC, with time-delay characteristics. It measures 5.1 mm x 20.1 mm and belongs to the GDG Series. The manufacturer part number is GDG1-1/4.

Where to buy MERSEN GDG1-1/4 fuses worldwide?

3G Electric supplies MERSEN GDG1-1/4 fuses worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select the MERSEN GDG fuse based on your circuit's voltage (250 V AC max) and current rating (1.25 A for GDG1-1/4). Ensure the 5.1 mm x 20.1 mm dimensions fit your fuse holder. Time-delay fuses tolerate temporary inrush currents, ideal for inductive loads.

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
The MERSEN GDG1 is a 1 A, 250 V AC time-delay cylindrical fuse from the GDG Series. It measures 5.1 mm x 20.1 mm and provides overcurrent protection for circuits experiencing brief inrush currents, such as control circuits, instrumentation, and small motor loads
MERSEN
The MERSEN GDG1 is a 1 A, 250 V AC time-delay cylindrical fuse from the GDG Series. It measures 5.1 mm x 20.1 mm and provides overcurrent protection for circuits experiencing brief inrush currents, such as control circuits, instrumentation, and small motor loads
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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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
MERSEN GDG Series time-delay cylindrical fuse rated 0.5 A at 250 V AC, with a physical size of 5.1 mm x 20.1 mm. Designed for overcurrent protection in industrial equipment such as motor circuits, transformers, and control panels, its time-delay characteristic allows it to withstand temporary inrush currents without nuisance opening
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MERSEN GDG Series time-delay cylindrical fuse rated 0.5 A at 250 V AC, with a physical size of 5.1 mm x 20.1 mm. Designed for overcurrent protection in industrial equipment such as motor circuits, transformers, and control panels, its time-delay characteristic allows it to withstand temporary inrush currents without nuisance opening
Time-delay cylindrical fuse rated 125 mA, 250 V AC, with glass tube construction. Dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, instrumentation, and power supplies
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Time-delay cylindrical fuse rated 125 mA, 250 V AC, with glass tube construction. Dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, instrumentation, and power supplies
Time-delay cylindrical fuse rated 10 A, 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in circuits requiring tolerance to temporary inrush currents, such as control panels, motor circuits, and power supplies
MERSEN
Time-delay cylindrical fuse rated 10 A, 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in circuits requiring tolerance to temporary inrush currents, such as control panels, motor circuits, and power supplies
Time-delay cylindrical fuse rated at 50 mA and 250 V AC, with dimensions 5.1 mm x 20.1 mm. Glass-tube construction provides overcurrent protection in control circuits, instrumentation, and small power supplies where inrush currents occur
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Time-delay cylindrical fuse rated at 50 mA and 250 V AC, with dimensions 5.1 mm x 20.1 mm. Glass-tube construction provides overcurrent protection in control circuits, instrumentation, and small power supplies where inrush currents occur

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Class RK5 time-delay cylindrical fuse rated 1.25 A at 600 V AC and 600 V DC. Non-indicating design with time-delay characteristic for motor and equipment protection. Suitable for overcurrent protection in industrial control panels, HVAC systems, and pump controls
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Time-delay cylindrical fuse from MERSEN GDG Series, rated 8 A and 250 V AC. Body dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in circuits with temporary inrush currents, such as control panels, motor circuits, and power supplies
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Time-delay cylindrical fuse from MERSEN GDG Series, rated 8 A and 250 V AC. Body dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in circuits with temporary inrush currents, such as control panels, motor circuits, and power supplies
MERSEN A6D Series Class RK1 time-delay cylindrical fuse, rated 300 mA at 600 V AC and 600 V DC. Non-indicating design for overcurrent protection in industrial circuits, such as motor and transformer branch circuits where inrush currents occur
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MERSEN A6D Series Class RK1 time-delay cylindrical fuse, rated 300 mA at 600 V AC and 600 V DC. Non-indicating design for overcurrent protection in industrial circuits, such as motor and transformer branch circuits where inrush currents occur
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MERSEN GDG Series time-delay cylindrical fuse rated 2.5 A, 250 V AC. Physical dimensions are 5.1 mm x 20.1 mm. Designed for overcurrent protection in industrial equipment such as control panels, motor circuits, and power supplies where tolerance to inrush currents is required
The MERSEN TR20R is a Class RK5 time-delay cylindrical fuse rated 20 A, 250 V AC and 160 V DC. It is part of the TR-R Series and is non-indicating. This fuse provides overcurrent protection for motor circuits, transformers, and lighting systems, allowing temporary inrush currents without nuisance opening
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The MERSEN TR20R is a Class RK5 time-delay cylindrical fuse rated 20 A, 250 V AC and 160 V DC. It is part of the TR-R Series and is non-indicating. This fuse provides overcurrent protection for motor circuits, transformers, and lighting systems, allowing temporary inrush currents without nuisance opening