Bussmann MDL Series Time-Delay Fuse, Ferrule End

Bussmann MDL Series Time-Delay Fuse, Ferrule End

The Bussmann MDL Series time-delay fuse, part of the Eaton Bussmann fuse lineup, is built to deliver dependable overcurrent protection for electrical circuits and equipment. This family is available in amp ratings from MDL-7-R through MDL-15-R, including MDL-7-R, MDL-8-R, MDL-10-R, and MDL-15-R, giving electricians and panel builders a common time-delay design across several current ratings. Every fuse in the MDL series shares a ferrule-style connection and end configuration, and is engineered to ride through momentary current surges, such as motor starting inrush or transformer energization, without opening unnecessarily, while still responding quickly to sustained overload or short-circuit conditions. This characteristic makes MDL series time-delay fuses well suited to circuits that experience brief spikes in current draw during normal operation. As part of the Eaton Bussmann fuse portfolio, the MDL series is intended for use across commercial, industrial, and general-purpose electrical systems where reliable, code-compliant circuit protection is required. When specifying or replacing a fuse, matching the exact MDL model and amp rating helps ensure the protection device performs as intended for the circuit it serves. Electrical contractors, facility maintenance teams, and panel installers rely on recognized fuse series such as MDL to keep protected circuits running safely.

Key Features

• Time-Delay Operation: Designed to tolerate momentary current surges, such as motor inrush or equipment start-up spikes, without nuisance opening, while still responding to sustained overload conditions.
• MDL Series Range: Available across amp ratings from MDL-7-R to MDL-15-R (MDL-7-R, MDL-8-R, MDL-10-R, MDL-15-R), a recognized Eaton Bussmann time-delay fuse family used across a wide range of electrical protection applications.
• Ferrule Connection: Ferrule-style end connection shared across the MDL series for consistent fit in compatible fuse holders and disconnects.
• Eaton Bussmann Manufacturing: Produced under the Eaton Bussmann brand, a long-established name in overcurrent protection and circuit fusing components.
• Straightforward Replacement: The MDL model designation and amp rating allow electricians and maintenance personnel to identify and source an exact-match replacement fuse for existing MDL series installations.
• Panel and Equipment Protection: Suited for use in fuse holders, disconnects, and panelboards specified for MDL series time-delay fuses.
• Recognized Fuse Series: The MDL series is part of the broader Eaton Bussmann fuse portfolio commonly specified in commercial and industrial electrical distribution equipment.

Technical Specifications

• Series: MDL
• Connection Type: Ferrule
• End Type: Ferrule
• Product Width: .25 inches
• Available models: MDL-7-R, MDL-8-R, MDL-10-R, MDL-15-R

Typical Applications

• Motor Circuit Overcurrent Protection
• HVAC and Equipment Branch Circuits
• Industrial Control Panels
• General-Purpose Electrical Branch Circuits
• Fuse Replacement and Panel Maintenance
• Commercial and Industrial Electrical Installations

Why Bussmann?

Eaton's Bussmann series has long been a trusted choice for circuit protection, and the MDL series time-delay fuse family carries that reputation for dependable performance across its full range of amp ratings. Choosing a Bussmann MDL series fuse means specifying a component built for consistent, code-compliant overcurrent protection in professional electrical installations. When replacing an existing fuse, matching the exact MDL model number and amp rating helps ensure the replacement fuse performs as originally specified for the circuit it protects, supporting safe and reliable operation of the equipment it safeguards.