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Littelfuse TMOV20RP250E Surge Protection Device

The TMOV20RP250E is a reliable thermal protected surge protection device designed for circuit reliability and safety in industrial environments. Featuring an integrated thermal element, it responds quickly to overheating conditions, effectively protecting sensitive electronics from overvoltage transients. With a high peak surge current rating of up to 10kA and compliance to UL1449 standards, this radial lead varistor ensures long-lasting durability, easy wave soldering, and robust performance across a wide temperature range. Suitable for line protection, UPS systems, and AC power supplies, it enhances circuit safety and performance.

Authorized Distributors
Source:Newark
Part No:TMOV20RP250E
Stock:1200
Inv Date:05-28-2026
Price: Unit price: $2.35
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Source:DigiKey
Part No:TMOV20RP250E
Stock:617
Inv Date:05-28-2026
Price: Unit price: $2.1
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Part No:TMOV20RP250E
Stock:902
Inv Date:05-29-2026
Price: Unit price: $2.1
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Part No:TMOV20RP250E
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.88
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Part No:TMOV20RP250E
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.22
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Littelfuse TMOV20RP250E Surge Protection Device Specifications:

  • AC Voltage Range: 115 to 750 V
  • Peak Pulse Current: 6,000 to 10,000 A
  • Single-Pulse Energy Capability: 36 to 480 J
  • Operating Ambient Temperature Range: -55°C to +85°C
  • Storage Temperature Range: -55°C to +125°C
  • Temperature Coefficient of Clamping Voltage: <0.01 %/°C
  • Isolation Voltage Capability (Hi-Pot): 2,500 V
  • Insulation Resistance: 1,000 MΩ
  • Continuous RMS current: 100 mA (indicator lead only)
  • Surge Current: 10,000 A (8/20 μs wave)
  • Max Clamping Voltage for 14mm Parts: Varies with voltage rating, up to 970 V
  • Wave solderable, lead-free option available, compliant with RoHS
  • Designed for UL1449 SPD module compliance
  • Lead material: Copper clad steel wire, optional nickel barrier coating
  • Max lead spacing: 25 mm
  • Lead length: 11 mm approx., crimp and straight lead options available
  • Component height: up to 46.5 mm depending on configuration

Buy the Littelfuse TMOV20RP250E – Reliable Thermal Surge Protector for Industrial Applications

Purchase the Littelfuse TMOV20RP250E today for superior circuit protection with thermal overload response, high surge current capacity, and UL1449 compliance. Designed for industrial applications, this radially leaded varistor offers quick thermal response, enhanced durability, and easy wave soldering integration. It ensures maximum safety and reliability for power supplies, UPS systems, and line protection. Affordable, RoHS compliant, and available in lead-free options—order online now to safeguard your electrical systems with confidence and ease.

Get Littelfuse TMOV20RP250E today—built for precision and long-lasting durability in circuit protection.

Frequently Asked Questions

Where can I buy Littelfuse TMOV20RP250E?

You can click on the BUY or RFQ button to purchase TMOV20RP250E from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part TMOV20RP250E?

You can download the TMOV20RP250E datasheet or visit the Littelfuse website for support.

Who is the manufacturer of TMOV20RP250E?

Littelfuse

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