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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.601 kA, 600 V AC - Time-Delay Bolt-On Fuses
MERSENTime-Delay Bolt-On Fuses

MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.601 kA, 600 V AC

The MERSEN A4BY Series Fuse is a Class L, time-delay bolt-on fuse with a current rating of 1.601 kA and voltage ratings of 600 V AC and 300 V DC. This MERSEN fuse, model A4BY1601, is designed for bolt-on mounting and…

SKU 3G-OTH-26741

Brand
MERSEN
Item
Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.601 kA, 600 V AC
Category
Time-Delay Bolt-On 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
A4BY1601
Series
A4BY
Type
A4BY Series, Bolt-On Body, Time-Delay, 1.601 kA
AC
600 V
DC
300 V

Technical Documents

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

Product Description

The MERSEN A4BY Series Fuse is a Class L, time-delay bolt-on fuse with a current rating of 1.601 kA and voltage ratings of 600 V AC and 300 V DC. This MERSEN fuse, model A4BY1601, is designed for bolt-on mounting and provides time-delay characteristics.

Frequently Asked Questions

What is the MERSEN A4BY1601 fuse used for?

The MERSEN A4BY1601 is a Class L time-delay bolt-on fuse rated 1.601 kA at 600 V AC or 300 V DC. It protects industrial power circuits, motor feeders, and transformers against overloads and short circuits, especially where high inrush currents occur.

What are the specifications of the MERSEN A4BY Series fuse?

The MERSEN A4BY Series fuse, model A4BY1601, is a Class L bolt-on time-delay fuse with a current rating of 1.601 kA, AC voltage rating of 600 V, and DC voltage rating of 300 V. It features a bolt-on body for secure mounting in industrial panels.

Where to buy MERSEN A4BY1601 worldwide?

3G Electric supplies the MERSEN A4BY1601 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Class L time-delay fuse.

How to install a MERSEN A4BY bolt-on fuse?

Ensure the circuit is de-energized before installation. Align the MERSEN A4BY fuse's bolt-on body with the fuse holder, tighten the mounting bolts to the manufacturer's recommended torque, and verify the fuse rating matches the circuit requirements. Always follow local electrical codes.

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 bolt-on 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: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.201 kA, 600 V AC, 300 V DC (MPN A4BY1201)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.201 kA, 600 V AC, 300 V DC (MPN A4BY1201)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.4 kA, 600 V AC, 300 V DC (MPN A4BY1400)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.4 kA, 600 V AC, 300 V DC (MPN A4BY1400)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 4 kA, 600 V AC, 300 V DC (MPN A4BY4000)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 4 kA, 600 V AC, 300 V DC (MPN A4BY4000)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.35 kA, 600 V AC, 300 V DC (MPN A4BY1350)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.2 kA, 600 V AC, 300 V DC (MPN A4BY1200)
MERSEN
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.2 kA, 600 V AC, 300 V DC (MPN A4BY1200)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA, 600 V AC, 300 V DC (MPN A4BY1500)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA, 600 V AC, 300 V DC (MPN A4BY1500)

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