Description
York S1-FRNR15 Fusetron Buss Time-Delay Fuse Overview
The York S1-FRNR15 is a 250V, 15-amp Fusetron dual-element time-delay fuse designed to provide reliable overcurrent protection for HVAC systems and related electrical equipment. The Fusetron (Buss) series is an industry-trusted line of fuses engineered to handle the high inrush currents common during motor and compressor startup, while still offering fast response to damaging short-circuit faults.
Key Features
- Voltage rating: 250V AC
- Amperage rating: 15A
- Dual-element, time-delay design tolerates temporary motor inrush currents
- Fast-acting response to short-circuit conditions for equipment protection
- Genuine York OEM replacement part (SKU: S1-FRNR15)
- Direct drop-in replacement for compatible York HVAC systems
- Bussmann Fusetron series — a proven, industry-standard fuse product line
Application
The S1-FRNR15 is an OEM-specified fuse replacement for York heating and cooling equipment. It is commonly used to protect motors, compressors, and control circuits from overcurrent damage. The time-delay characteristic makes it ideal for motor branch circuits where brief startup surges must be accommodated without nuisance tripping.
Why Choose a Genuine York Replacement Fuse?
Using the correct OEM-specified fuse ensures your equipment operates within its designed protection parameters. An improperly rated fuse can result in equipment damage, voided warranties, or safety hazards. The York S1-FRNR15 delivers the precise protection your system was engineered to rely on.







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