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Littelfuse 0259500T Intrinsically Safe Encapsulated Fuse

The Safe-T-Plus 259 Series Fuse offers encapsulated protection designed for intrinsically safe environments such as gas plants and petrochemical industries. Made with Polyamide 6, these fuses feature high CTI (>175) and minimum clearance and creepage distances of 9 mm, suitable for voltages up to 125V rms. Rated from 62mA to 5A, they withstand harsh conditions, including thermal shocks, vibrations, and temperature extremes of -55°C to 90°C. Certified for explosive atmospheres, these fuses ensure safe, reliable operation of electronic and electrical equipment in hazardous locations.

Authorized Distributors
Source:Newark
Part No:0259.500T
Stock:454
Inv Date:05-28-2026
Price: Unit price: $9.24
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Source:DigiKey
Part No:0259.500T
Stock:201
Inv Date:05-28-2026
Price: Unit price: $8.97
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Part No:0259.500T
Stock:0
Inv Date:05-28-2026
Price: Unit price: $8.97
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Part No:0259.500T
Stock:0
Inv Date:05-28-2026
Price: Unit price: $8.18
Buy/RFQ:
Part No:0259.500T
Stock:0
Inv Date:05-28-2026
Price: Unit price: $8.18
Buy/RFQ:
Part No:0259.500T
Stock:9
Inv Date:05-29-2026
Price: N/A
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Littelfuse 0259500T Intrinsically Safe Encapsulated Fuse Specifications:

  • Operating Temperature: -55°C to 90°C
  • Encapsulation Material: Polyamide 6, minimum 1mm thickness
  • Creepage and Clearance: Minimum 9 mm
  • Voltage Rating: Up to 125V rms
  • Rated Current: 62mA to 5A
  • Temperature Rise at 170% rated current: 40°C to 114°C depending on current
  • Certification: Baseefa, ATEX, intrinsically safe for voltages not exceeding 125V rms
  • Vibration: Meets MIL-STD-202F
  • Insulation Resistance: Greater than 10,000 ohms after opening
  • Soldering: Wave soldering at 260°C for 10 seconds max
  • Operating Temperature Range: -55°C to 90°C

Buy the Buy Littelfuse Safe-T-Plus Fuse 259 Series Part Number 0259500T Online

Secure your electronic equipment with the Littelfuse Safe-T-Plus Fuse 259 Series, engineered for hazardous environments like gas plants and petrochemical facilities. These encapsulated fuses are certified for intrinsically safe applications, featuring Polyamide 6 insulation and high CTI (>175). Rated from 62mA to 5A, they withstand thermal shocks, vibrations, and temperature extremes from -55°C to 90°C. Easy to install and maintain, ensuring safety, durability, and compliance in explosive atmospheres, making them essential for critical safety systems.

Buy Littelfuse 259 Series Safe-T-Plus Fuse now and experience unmatched reliability and safety for hazardous environment applications, supporting gas plants and petrochemical processing.

Frequently Asked Questions

Where can I buy Littelfuse 0259500T?

You can click on the BUY or RFQ button to purchase 0259500T from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0259500T?

You can download the 0259500T datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0259500T?

Littelfuse

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