MERSEN FUSE 6,9 GRB 73 TTF 1000 PC73GB69V10CTF

High-performance fuse engineered for reliable protection of power semiconductor devices in demanding industrial applications. Operating at 690VAC with a 1000A rating, featuring integrated striker indication and flush ends with metric threads.

SKU: F301719Alt SKU: PC73GB69V10CTFMPN: F301719

List Price £342.28 ex VAT

Your Price (ex VAT)

£342.28

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Manufacturer Lead Time

£342.28

Why Choose the Mersen F301719 Electrical Protection Component?

The Mersen F301719 is a genuine Mersen electrical protection component intended for use in industrial power distribution, control and equipment-protection applications. Manufactured by a recognised specialist in electrical safety and circuit protection, this component is designed to support dependable system operation and accurate replacement-part selection.

Using the correct manufacturer part number is essential when maintaining electrical panels, machinery and industrial installations. The F301719 reference allows engineers, maintenance teams and purchasing departments to identify the required Mersen component accurately while reducing the risk of ordering an incompatible alternative.

The Mersen F301719 is suitable for professional electrical maintenance, original equipment manufacturing and replacement applications where a genuine Mersen part has been specified. Installation and compatibility should always be confirmed against the equipment documentation, existing component markings or an official Mersen technical reference.

Key Advantages

Genuine Mersen electrical protection component.
Identified by the manufacturer part number F301719.
Suitable for industrial electrical and equipment-maintenance applications.
Supports accurate replacement-part identification and procurement.
Designed for integration with compatible Mersen protection equipment.
Manufactured for dependable use in professional electrical installations.

Key Features

Mersen-branded industrial electrical component.
Manufacturer reference F301719.
Suitable for maintenance, repair and OEM replacement requirements.
Intended for use within compatible electrical protection systems.
Professional-grade construction for industrial environments.
Helps preserve equipment compatibility when replacing an existing part.
Suitable for use by qualified electrical engineers and technicians.
Compact component format for installation within compatible assemblies.

Reliable Support for Electrical Protection Systems

Electrical protection components play an important role in helping safeguard machinery, control equipment and power-distribution systems. Selecting a component by its exact manufacturer reference helps ensure that its physical format and intended function correspond with the original equipment specification.

Mersen products are widely specified across industrial electrical installations. Using the genuine Mersen F301719 reference can simplify maintenance planning, reduce identification errors and support the continued reliability of compatible equipment.

Typical Applications

Industrial electrical control panels.
Power-distribution equipment.
Machinery maintenance and repair.
OEM electrical assemblies.
Factory automation systems.
Replacement of an existing Mersen F301719 component.

Technical Specifications

Item number	F301719
Catalogue No	PC73GB69V10CTF
Description	Square Body High-Speed Fuse Protistor® Size 73 gR 690VAC IEC 1000A With Striker Flush ends metric threads
EAN/UPC Code	3605340345674
Rated voltage AC IEC	690 V
Ampere Rating	1000 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	gR
Fuse Size	73
Mounting	Bolted
Clearing I2t At Rated Voltage	2270 kA²s
Melting I2t	385.7 kA²s
AC Max I.R./Breaking Capacity	I1: 150 kA
Design Details	Standard Terminal
Indication System	Yes
Indication System Type	Striker
Connection/Terminal Material	Silver-Plated Brass
Connection/Terminal Type	Flush ends
Product Width	73 mm
Product Length	74 mm
Product Height	78.5 mm
Sell Pack Quantity	1 EA
Sell Pack Weight	1.22 kg
Sell Pack Width	110 mm
Sell Pack Length	130 mm
Sell Pack Height	80 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	1.22 kg
Power Dissipation at Rated Current Value	115 W
HS Code	85361090
Country of Manufacture	France
Fuse Type	Semiconductor
Fuse Class	gR
Voltage	690 V

Frequently Asked Questions

What is the Mersen F301719?

The Mersen F301719 is an industrial electrical protection component identified by the manufacturer part number F301719.

Where is the Mersen F301719 typically used?

It is intended for use within compatible industrial electrical, power-distribution and equipment-protection systems.

How can I confirm that the F301719 is compatible?

Check the part number on the existing component and compare it with the equipment manual, electrical drawing or official Mersen technical documentation.

Can the F301719 replace a different Mersen part number?

A different part number should not be treated as interchangeable unless compatibility has been confirmed by Mersen or a qualified electrical engineer.

Who should install the Mersen F301719?

Installation should be completed by a suitably qualified electrical technician in accordance with the equipment instructions and applicable electrical safety regulations.

Trusted Electrical Protection from Mersen

Mersen electrical protection products are used by engineers, equipment manufacturers and maintenance professionals to support safe, reliable and accurately specified industrial electrical systems.

Item number	F301719
Catalogue No	PC73GB69V10CTF
Description	Square Body High-Speed Fuse Protistor® Size 73 gR 690VAC IEC 1000A With Striker Flush ends metric threads
EAN/UPC Code	3605340345674
Rated voltage AC IEC	690 V
Ampere Rating	1000 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	gR
Fuse Size	73
Mounting	Bolted
Clearing I2t At Rated Voltage	2270 kA²s
Melting I2t	385.7 kA²s
AC Max I.R./Breaking Capacity	I1: 150 kA
Design Details	Standard Terminal
Indication System	Yes
Indication System Type	Striker
Connection/Terminal Material	Silver-Plated Brass
Connection/Terminal Type	Flush ends
Product Width	73 mm
Product Length	74 mm
Product Height	78.5 mm
Sell Pack Quantity	1 EA
Sell Pack Weight	1.22 kg
Sell Pack Width	110 mm
Sell Pack Length	130 mm
Sell Pack Height	80 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	1.22 kg
Power Dissipation at Rated Current Value	115 W
HS Code	85361090
Country of Manufacture	France
Fuse Type	Semiconductor
Fuse Class	gR
Voltage	690 V

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

Collect from our showroom

Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

Returns & order support

Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

Items must be unused, in resalable condition and in their original packaging, and returns need our approval first. Return carriage is at your cost, and the original delivery charge is not refunded.

Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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Credit Accounts

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Flexible payment terms for qualifying organisations

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1,000 +

Same day dispatches

3500 +

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28 Trusted Manfacturers

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.

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