Mersen UltraSafe™ Series 1-Pole Fuse Holder, 800VAC/1000VDC, IP20

Mersen UltraSafe™ Series 1-Pole Fuse Holder, 800VAC/1000VDC, IP20

The Mersen UltraSafe™ Series 1-Pole Fuse Holder is a modular, finger-safe fuse holder built for fuse size 22x58 fuse-links, rated 800VAC (UL) / 1000VDC (UL) with a 125A ampere rating. Constructed from tough, durable thermoplastic/thermoset material, this holder achieves an IP20 grade of protection under IEC standards, allowing fuse changing with the flick of a finger. Designed for DIN rail mounting per EN 60715, it is offered in a UL + IEC version and supports remote indication via optional microswitches. This 1-pole configuration is part of a modular UltraSafe™ range also available in 2, 3, and 4-pole versions, with multi-pole units field-assembled using a pin-ties assembly kit.

Key Features

• Fuse Size: Sized for 22x58 fuse-links for precise, secure fuse-link fit.
• Durable Construction: Polyamide thermoplastic/thermoset body material for tough, long-lasting performance.
• Clip-In Connection: Tin-plated copper clip terminals for reliable clip-in fuse installation.
• Electrical Rating: Rated 800VAC (UL) / 1000VDC (UL) with a 125A ampere rating and 100 kA short circuit current rating (SCCR).
• Finger-Safe Protection: IP20 grade of protection allows finger-safe fuse changing per IEC standards.
• Wiring Range: Accepts a 1/0 - #14 AWG wiring range for flexible field termination.
• DIN Rail Mounting: Installs on DIN rail per EN 60715 for standardized panel layouts.
• Design Details: Single-pole (1-Pole) design; compatible with pressure plate installation and optional microswitches for remote blown-fuse indication.

Certifications & Compliance

• RoHS Compliant
• IP20 Finger-Safe Rating (IEC)
• UL + IEC Version Available

Technical Specifications

• ROHS Compliant: Yes

Typical Applications

• Industrial and Commercial Power Distribution Panels
• DIN Rail-Mounted Fuse Protection Systems
• Motor Control Centers and Switchgear
• Panelboard and Control Cabinet Wiring
• Equipment Requiring UL + IEC Fuse Protection

Why Mersen?

Mersen's UltraSafe™ Series combines tough thermoplastic/thermoset construction with a finger-safe IP20 design, giving electricians and panel builders a reliable, code-aware fuse holder for demanding 800VAC/1000VDC applications. With clip-in tin-plated copper terminals, a 100 kA SCCR, and RoHS-compliant materials, this 1-pole holder delivers dependable, professional-grade fuse protection for modern electrical distribution equipment.