Eaton 125A Tag Fuse 40 x 135 mm 500V

RS Stock No.:: 244-284
Mfr. Part No.:: 125NHG1B
Manufacturer:: Eaton

Subtotal (1 pack of 3 units)*

PHP2,079.71

(exc. VAT)

PHP2,329.28

(inc. VAT)

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Ready to ship from October 06, 2026

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Pack(s)	Per Pack	Per Unit*
1 +	PHP2,079.71	PHP693.237

*price indicative

RS Stock No.:: 244-284
Mfr. Part No.:: 125NHG1B
Manufacturer:: Eaton

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Eaton
	Current Rating	125A
	Product Type	Tag Fuse
	Fuse Size	40 x 135 mm
	Voltage	500V
	Standards/Approvals	IEC 60269-1, DIN 43620, IEC 60269-2
	Application Category	Wind, Utilities, Solar Applications, Industrial
	Fuse Speed	gL
	High Rupture Capacity	Yes
	Length	135mm
	Overall Length	135mm
	Width	40mm
	Height	63mm
	Series	Bussmann

	Select all
	Brand Eaton
	Current Rating 125A
	Product Type Tag Fuse
	Fuse Size 40 x 135 mm
	Voltage 500V
	Standards/Approvals IEC 60269-1, DIN 43620, IEC 60269-2
	Application Category Wind, Utilities, Solar Applications, Industrial
	Fuse Speed gL
	High Rupture Capacity Yes
	Length 135mm
	Overall Length 135mm
	Width 40mm
	Height 63mm
	Series Bussmann

Datasheet - 125NHG1B

RoHS Status: Exempt

COO (Country of Origin):: IN

Eaton Tag Fuse, 125A Current Rating, 500V Voltage - 125NHG1B

This tag fuse provides overcurrent protection for industrial and renewable energy installations, designed for use in systems requiring a high-capacity cartridge fuse. It operates at up to 500V and is intended for applications where a high rupturing capability and fast disconnection are required to protect downstream equipment.

Features and Benefits:

• 125A rating delivers clear current-limiting performance
• gL characteristic enables Rapid interruption of overloads
• High rupture capacity prevents catastrophic failure under fault
• 500V voltage rating supports medium-voltage system use
• Conforms to recognised standards for consistent application

Applications

• Suitable for protecting inverter inputs in solar arrays
• Ideal for turbine control circuits in wind installations
• Used for distribution protection in utility substations
• Can be used in industrial power distribution panels

What physical format does it use for mounting and replacement?

It is supplied as a cylindrical cartridge-style fuse sized to industry dimensions for insertion into compatible holders.

Which standards indicate its suitability for international installations?

It meets established IEC and DIN specifications that define performance and interchangeability for cartridge fuses.

How does its speed rating affect system protection?

The high-speed gL behaviour ensures Rapid clearing of overloads, reducing thermal and mechanical stress on connected equipment.

What characteristic ensures it can handle severe fault conditions?

The device is specified with a high rupture capacity to contain and interrupt large fault currents safely.

In what environments is its current and voltage combination typically used?

The 125A/500V combination is commonly deployed where robust protection is needed in medium-voltage industrial and renewable energy systems.