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Littelfuse 03420048H Panel Mount Enclosed Fuse Holder

Littelfuse 342 Series Panel Mount Enclosed Fuse Holders provide a secure and reliable solution for protecting circuits with 3AG fuses. These fuse holders are designed for panel mounting and offer a watertight seal option per MIL-PRF-19207. Constructed with durable materials like copper alloy and thermoplastic (UL94 V-0), they ensure long-lasting performance in various industrial environments. The holders are electrically rated up to 20 amperes and 250 volts, and can withstand significant mounting torque. Available with straight, right-angle, or quick-connect terminals and various knob options, the 342 Series caters to diverse application needs.

Authorized Distributors
Source:DigiKey
Part No:03420048H
Stock:99
Inv Date:05-28-2026
Price: Unit price: $6.37
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Part No:03420048H
Stock:72
Inv Date:05-29-2026
Price: Unit price: $6.37
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Part No:03420048H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.31
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Part No:03420048H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.4
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Littelfuse 03420048H Panel Mount Enclosed Fuse Holder Specifications:

  • Application: General Application, Watertight Product
  • Terminal Type: Straight, Right Angle
  • Knob Type: Fluted, Knurled
  • Fuse Compatibility: 3AG
  • Electrical Rating: 20 amperes, up to 250 volts
  • Ambient Temperature: –40ºC to +85ºC
  • Dielectric Strength: 2400 volts minimum (General), 1500 volts minimum (Watertight)
  • Mounting Torque: 15 lb.-in.
  • Panel Thickness: .187” (General), .250” (Watertight)
  • Material: Molded Black thermoplastic (UL94 V-0), Black thermoset (UL94 V-0), Copper & copper alloy
  • Terminal Plating: Tin plated (except ¼” Quick-Connect)
  • Quick-Connect Terminals: Nickel plated
  • Hardware: Mounting nut, neoprene washer, O-rings (2)
  • Agency Approvals: UL (IZLT2.E14721), CSA (007316)

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Frequently Asked Questions

Where can I buy Littelfuse 03420048H?

You can click on the BUY or RFQ button to purchase 03420048H from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 03420048H?

You can download the 03420048H datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 03420048H?

Littelfuse

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