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MERSEN 20307 Fuse Block: Open Block Design - Fuse Blocks for UL Class H & K Fuses
MERSENFuse Blocks for UL Class H & K Fuses

MERSEN 20307 Fuse Block: Open Block Design

MERSEN Fuse Blocks for UL Class H & K Fuses.

SKU 3G-OTH-129369

Brand
MERSEN
Item
20307 Fuse Block: Open Block Design
Part Number
20307
Category
Fuse Blocks for UL Class H & K Fuses
Available to Order
Also known as:20307MERSEN
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Technical Specifications

MERSEN
Manufacturer Part Number
20307

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

Product Description

MERSEN Fuse Blocks for UL Class H & K Fuses.

Frequently Asked Questions

What is a MERSEN fuse block used for?

A MERSEN fuse block securely holds UL Class H and K fuses in industrial control panels, motor circuits, and distribution equipment. It provides a safe, reliable connection for overcurrent protection up to 250 V AC, ensuring compliance with electrical safety standards in manufacturing and process plants.

What are the specifications of the MERSEN 20307 fuse block?

The MERSEN 20307 is a 2-pole, open-block design fuse block rated for 250 V AC. It uses box lug terminals for secure wire connections and is non-indicating. This block accepts UL Class H and K fuses, making it suitable for general-purpose overcurrent protection in industrial electrical systems.

Where to buy MERSEN fuse blocks worldwide?

3G Electric supplies MERSEN fuse blocks like the 20307 to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote on this or any MERSEN electrical component.

How to install a MERSEN open-block fuse block?

Mount the MERSEN fuse block on a DIN rail or panel using the integral slots. Connect line and load wires to the box lug terminals, torquing to manufacturer specifications. Insert the correct UL Class H or K fuse into each pole. Always de-energize the circuit before installation and follow local electrical codes.

Used in

Common applications for MERSEN
Industrial control panels — Mersen USCC1 and USCC2 UL Class CC fuse blocks for DIN rail mounting and finger-safe branch circuit protection.
Motor starters — Mersen ATQ time-delay fuses and DAR0 R-rated fuses for motor overload and short-circuit protection.
Power supplies and instrumentation — Mersen GGM and GSB fast-acting cylindrical fuses for overcurrent protection in compact electronic circuits.
DC systems — Mersen A30QS very-fast-acting square fuses rated 300 V DC for semiconductor and DC equipment protection.
Medium-voltage distribution — Mersen DAR0 R-rated fuses rated 5.08 kV AC for general-purpose overcurrent protection with visual indication.
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MERSEN Products

3G Electric supplies MERSEN fuse blocks for ul class h & k fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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