125A MIDI Fuse – Heavy-Duty Bolt-On Design

Brief Overview

This 125A MIDI fuse is engineered for demanding electrical circuits requiring reliable overcurrent protection in automotive, marine, and industrial power distribution systems. The bolt-on design ensures secure, low-resistance connections ideal for high-current applications where vibration and thermal cycling demand mechanical durability. Available in a range of amperages—from lower-capacity fuses up to heavy-duty 200A protection—this 125A rating bridges the gap between mid-range and high-power electrical demands.

Key Features

• 125A Current Rating: Precisely calibrated for applications requiring substantial current protection without nuisance trips
• 32V Voltage Rating: Suitable for 12V and 24V systems with safety margin for transient spikes
• Bolt-On Terminal Design: Two flat silver-plated lugs with Ø5.3mm mounting holes for M5 bolts—ensures vibration-proof connection
• Compact MIDI Housing: 40mm overall length, 16mm central block—fits standard MIDI fuse holders with minimal footprint
• Molded Plastic Insulation: Pink phenolic or polymer body with 8.2mm height and chamfered edges for safe handling and positive seating
• Clear Amperage Marking: "125" embossed on top surface for quick visual identification in fuse panels

Why Resellers Choose This Product

Margin & Volume Potential: 125A MIDI fuses are high-velocity consumables in any automotive or marine electrical shop. Stock depth across the full amperage range (30A through 200A) increases customer retention and justifies dedicated shelf space.

Universal Application: Compatible with all standard MIDI fuse blocks and holders; zero compatibility questions mean faster sales cycles and fewer returns.

Reliability = Reputation: Heavy-duty construction minimizes nuisance failures, building customer confidence and reducing warranty claims.

Technical Specifications

Specification	Value
Current Rating	125A
Voltage Rating	32V DC/AC
Overall Length	40mm
Central Block Length	16mm
Lug Width	12mm (10mm inner)
Mounting Hole Diameter	Ø5.3mm
Body Height	8.2mm
Corner Radius	R1.5
Hole-to-Hole Distance	30mm
Terminal Material	Silver-plated metal
Housing Material	Molded phenolic/polymer
Connection Type	Bolt-on (M5)

Why This Fuse Matters for Your Customers

Professional electrical technicians and fleet managers demand fuses that protect, not fail. The bolt-on design eliminates the loose-contact problems common with push-fit alternatives, making this 125A fuse the standard choice for:

• Heavy commercial vehicle electrical systems (trucks, buses, RVs)
• Marine engine compartments with high vibration environments
• Industrial 24V power distribution boards
• Auxiliary charging and lighting circuits in specialized vehicles

The 40mm length fits standard fuse blocks without adapter hassles, and the clear "125" marking prevents installation errors.

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Stock this amperage alongside mid-range alternatives to maximize basket size. Customers ordering for fleet or industrial installations typically purchase multiple amperage ratings in single transactions.