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Littelfuse 03453RF1H Fuseholder

This internationally shock-safe panel mount fuse holder accommodates multiple fuse sizes including 3AG, 5 x 20mm, and 2AG, ensuring versatile protection in electrical circuits. Constructed with a durable UL 94V0 thermoplastic body and copper alloy contact clips, it features snap-in or threaded mounting options for reliable installation across panel thicknesses from 0.012 to 0.360 inches. The fuseholder includes fingergrip or screwdriver slot knobs with color-coded quick identification and optional drip-proof design. Designed for use at 250V and uplifts circuit safety, it is CSA and VDE certified, with resistances of less than .005Ω and insulation resistance over 10,000 MΩ at 500VDC.

Authorized Distributors
Source:DigiKey
Part No:03453RF1H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $7.92
Buy/RFQ:
Part No:03453RF1H
Stock:192
Inv Date:05-29-2026
Price: Unit price: $7.93
Buy/RFQ:
Part No:03453RF1H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $8.07
Buy/RFQ:
Part No:03453RF1H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.14
Buy/RFQ:

Littelfuse 03453RF1H Fuseholder Specifications:

  • Compatibility: 3AG, 5 x 20mm, 2AG fuses
  • Voltage Rating: 250V
  • Current Rating: Up to 20A
  • Body Material: Black glass-filled thermoplastic (UL 94V0)
  • Contact Material: Copper alloy with tin plating
  • Mounting: Threaded or quick mount, withstands 15 in.-lb. torque
  • Panel Thickness Range: 0.012" to 0.360" for quick mount, 0.032" to 0.310" for panel mounting
  • Insulation Resistance: 10,000 MΩ at 500VDC
  • Contact Resistance: Less than 0.005Ω at 1A
  • Ambient Temperature Range: -40°C to +85°C
  • Knob Options: Finger-grip or screwdriver slot with color coding
  • Certifications: CSA, VDE
  • Features: Anti-tease, vibration resistant spring-loaded locking mechanism, optional drip-proof with neoprene or synthetic rubber 'O' ring

Buy the Buy Littelfuse Fuseholder Part Number 03453RF1H Online

Secure your electrical circuits with the Littelfuse fuseholder, designed for multiple fuse sizes including 3AG and 20mm models. Made with a durable UL 94V0 thermoplastic, it offers reliable mounting options — threaded or quick mount — compatible with various panel thicknesses from 0.012 to 0.360 inches. With CSA and VDE approvals, it features color-coded knobs, anti-tease locking mechanisms, and optional drip-proof design for safety in diverse environments. Order online today for fast, dependable fuse protection in your projects.

Order your Littelfuse Series 34 fuseholder today and ensure reliable fuse protection with versatile mounting and color-coded quick identification.

Frequently Asked Questions

Where can I buy Littelfuse 03453RF1H?

You can click on the BUY or RFQ button to purchase 03453RF1H from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 03453RF1H?

You can download the 03453RF1H datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 03453RF1H?

Littelfuse

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