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Eaton Bussmann FWX40A Fast-Acting Fuse

This fast-acting fuse is rated for 250 VAC and 250 VDC, with a current capacity of 40 Amps. It features a bolt mount package with dimensions of approximately 20.57 mm by 81.03 mm, ensuring secure installation. Designed for reliable overcurrent protection, it has an interrupting rating of 200KA RMS and operates efficiently at rated voltages with minimal power loss. Suitable for industrial and electrical system applications, its robust construction guarantees durability and safety during operation, making it an essential component for protecting sensitive electrical equipment.

Authorized Distributors
Source:DigiKey
Part No:FWX-40A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $222.004
Buy/RFQ:
Part No:FWX-40A
Stock:0
Inv Date:06-12-2026
Price: Unit price: $217.77
Buy/RFQ:
Part No:FWX-40A
Stock:1
Inv Date:06-11-2026
Price: Unit price: $238.58
Buy/RFQ:
Part No:FWX-40A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $161.26
Buy/RFQ:
Part No:FWX-40A
Stock:4
Inv Date:06-11-2026
Price: Unit price: $63.645
Buy/RFQ:

Eaton Bussmann FWX40A Fast-Acting Fuse Specifications:

  • Rated Voltage: 250 VAC and 250 VDC
  • Current Capacity: 40 Amps
  • Mounting Type: Bolt
  • Dimensions: Approximately 20.57 mm by 81.03 mm
  • Interrupting Rating: 200KA RMS
  • Type: Fast-acting fuse
  • Number of Poles: Single
  • Material: High-grade ceramic tube and metal end caps
  • Operating Temperature Range: -55°C to +125°C
  • Compliance: UL Recognized
  • Application: Overcurrent and short circuit protection in industrial electrical systems

Buy the Cooper FWX40A – Reliable Fast-Acting Fuse for Industrial Applications

Purchase the Cooper FWX40A fast-acting fuse online now to guarantee reliable overcurrent protection for your electrical systems. With a 250VAC/DC rating, 40A capacity, and high interrupting rating, this fuse is ideal for safeguarding sensitive equipment in industrial environments. Its durable construction, secure bolt mounting, and low power loss make it a dependable choice for engineers and technicians. Shop now to enhance safety and performance in your electrical installations with the trusted quality of Cooper protective devices.

Order your Cooper Series FWX40A fast-acting fuse today and ensure dependable overcurrent protection for your electrical projects and industrial systems.

Frequently Asked Questions

Where can I buy Eaton Bussmann FWX40A?

You can click on the BUY or RFQ button to purchase FWX40A from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part FWX40A?

You can download the FWX40A datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of FWX40A?

Eaton Bussmann

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