RectorSeal M81047 100A Time Delay ECNR Class R Cartridge Fuse

SKU: M81047

Weight	1 lbs
Dimensions	8 × 8 × 8 in

$37.86

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$37.86	0%
5–9	$35.97	5%
10+	$34.07	10%

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RectorSeal M81047 100A Time Delay ECNR Class R Cartridge Fuse

Specifications & product details

RectorSeal M81047 100 Amp ECNR Class R Time Delay Cartridge Fuse

The RectorSeal M81047 is a heavy-duty 100 Amp ECNR Class R cartridge fuse designed for fault current protection in motor branch circuits and transformer applications.

Engineered as a current-limiting, time-delay fuse, this unit provides superior short-circuit and overload protection while allowing temporary inrush current typical in motor startup conditions.

Specifications:

100 Amp rating
Time Delay (Dual Element)
ECNR Type
Class R – Single Use
1″ Diameter
5-7/8″ Length
Replaces obsolete Class H renewable element fuses

Ideal Applications:

Motor branch circuits
Industrial control panels
Transformer protection
HVAC equipment
Commercial electrical systems

The time-delay feature reduces nuisance tripping while delivering dependable circuit protection in demanding industrial environments.

Product details

Part / SKU	M81047

Package includes

RectorSeal M81047 100A Time Delay ECNR Class R Cartridge Fuse

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.

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