Bussmann FRN-R Series BP/FRN-R-45 Fuse, 45 A, 250 VAC, 125 VDC, 20, 200 kA Interrupt, Fiberglass Body, RK5

Introducing the Bussmann 45 A FRN‑R Time‑Delay Cartridge Fuse, engineered for reliable overload protection in demanding industrial environments. Housed in a compact 2.375‑in × 1.375‑in × 0.50‑in body, this 250 V fuse delivers precise interruption while fitting standard fuse holders. The rugged carded packaging ensures easy inventory management and quick installation.

Why choose this fuse: Its time‑delay design safeguards motors and transformers from brief inrush currents, reducing unwanted shutdowns. The robust construction provides consistent performance, extending equipment lifespan and enhancing overall system safety.

• 45 A current rating: Handles heavy‑duty loads, making it ideal for industrial machinery and power distribution panels.
• FRN‑R time‑delay characteristic: Allows temporary surges to pass without nuisance tripping, perfect for motor start‑up conditions.
• 250 V voltage capability: Suitable for low‑voltage networks commonly found in factories, commercial buildings, and HVAC systems.
• Bussmann Fusetron technology: Proven reliability with consistent blow curves, ensuring predictable protection.
• Compact dimensions & carded packaging: Saves panel space and simplifies storage, handling, and replacement.

Experience dependable circuit protection: With the Bussmann 45 A FRN‑R cartridge fuse you receive a blend of durability, precision, and ease‑of‑use. Its engineered time‑delay response protects critical equipment while minimizing downtime, making it a trusted choice for electricians, maintenance teams, and system designers seeking top‑tier electrical safety.