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MERSEN Fuse: GSF Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: GSF Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating

The MERSEN GSF Series is a time-delay cylindrical fuse, model GSF8/10, rated at 800 mA and 250 V AC. This non-indicating fuse has a 5 mm x 20 mm form factor and is equivalent to the S505, 477, and GSF series.

SKU 3G-OTH-26994

Also listed as: GSF810 · GSF8 10 · GSF8-10

Brand
MERSEN
Item
Fuse: GSF Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating
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
GSF8/10
Series
GSF
Type
Time-Delay, 800 mA, Non-Indicating, 5 mm x 20 mm
AC
250 V
Equivalent Fuse Series
S505, 477, & GSF

Technical Documents

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

Product Description

The MERSEN GSF Series is a time-delay cylindrical fuse, model GSF8/10, rated at 800 mA and 250 V AC. This non-indicating fuse has a 5 mm x 20 mm form factor and is equivalent to the S505, 477, and GSF series.

Frequently Asked Questions

What is the MERSEN GSF8/10 fuse used for?

The MERSEN GSF8/10 is a time-delay cylindrical fuse rated at 800 mA and 250 V AC. It protects circuits against overloads and short circuits in industrial control panels, power supplies, and lighting equipment. Its 5 mm x 20 mm form factor fits standard fuse holders.

What are the specifications of the MERSEN GSF8/10 fuse?

The MERSEN GSF8/10 is a GSF Series time-delay fuse rated at 800 mA and 250 V AC. It is non-indicating with a 5 mm x 20 mm cylindrical body. Equivalent series include S505, 477, and GSF. The manufacturer part number is GSF8/10.

Where to buy MERSEN GSF8/10 fuses worldwide?

3G Electric supplies MERSEN GSF8/10 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. We source and deliver this MERSEN fuse to any country.

How to select the correct MERSEN GSF8/10 fuse for my application?

Select the MERSEN GSF8/10 fuse by verifying your circuit requires 800 mA current rating and 250 V AC voltage. Ensure the 5 mm x 20 mm form factor fits your fuse holder. For time-delay applications, this MERSEN fuse handles inrush currents without nuisance blowing.

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
MERSEN Fuse: GSF Series, Time-Delay, 8 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF8)
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MERSEN Fuse: GSF Series, Time-Delay, 8 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF8)
MERSEN Fuse: GSF Series, Time-Delay, 6.3 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF6-3/10)
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MERSEN Fuse: GSF Series, Time-Delay, 6.3 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF6-3/10)
MERSEN Fuse: GSF Series, Time-Delay, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF2)
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MERSEN Fuse: GSF Series, Time-Delay, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF2)
MERSEN Fuse: GSF Series, Time-Delay, 5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF5)
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MERSEN Fuse: GSF Series, Time-Delay, 5 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF5)
MERSEN Fuse: GSF Series, Time-Delay, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF4)
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MERSEN Fuse: GSF Series, Time-Delay, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm, S505, 477, & GSF (MPN GSF4)
MERSEN Fuse: GSF Series, Time-Delay, 500 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSF1/2)
MERSEN
MERSEN Fuse: GSF Series, Time-Delay, 500 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSF1/2)

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