Description
York S1-FRNR70 250V Fusetron Buss Fuse 70A Overview
The York S1-FRNR70 is a Fusetron dual-element, time-delay Buss fuse engineered to deliver dependable overcurrent and short-circuit protection in HVAC systems and related electrical equipment. Rated at 70 amperes and 250 volts, this fuse is designed to handle the high inrush currents common during motor startup while still providing fast, reliable response to sustained overloads and short circuits.
Key Features
- 70A current rating for high-capacity HVAC circuit protection
- 250V voltage rating suitable for single-phase and compatible multi-phase applications
- Fusetron dual-element, time-delay design tolerates harmless temporary overloads and motor inrush currents
- Buss fuse construction for consistent, repeatable performance
- Direct York OEM replacement part (SKU: S1-FRNR70) for assured compatibility
- Helps protect compressors, motors, and control circuits from damage due to overcurrent conditions
Specifications
- Amperage: 70A
- Voltage Rating: 250V
- Type: Fusetron Dual-Element Time-Delay Buss Fuse
- OEM Part Number: S1-FRNR70
- Brand: York
Application
The S1-FRNR70 is ideal for use in York HVAC equipment requiring a 70A, 250V time-delay fuse. Its dual-element design makes it especially well-suited for motor branch circuits, compressor circuits, and other inductive loads where nuisance tripping must be avoided without sacrificing protection against genuine fault conditions.







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