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Littelfuse LST5507VL2NT1 Metal Oxide Varistor

The LST series Metal Oxide Varistors are engineered with Littelfuse's advanced thermally protected TMOV technology, offering built-in thermal disconnects and arc shields to prevent failures during overvoltage or end-of-life conditions. These MOVs feature mechanically triggered AC and DC rated micro-switch options for remote indication, with Normally Open or Normally Closed contacts, making them ideal for Type 1 and Type 2 surge protective devices (SPDs). They share a uniform footprint and PCB design for 50kA and 75kA ratings, include visual status indicators, and are UL1449 compliant, environmentally friendly, and easy to incorporate in various surge suppression applications.

Authorized Distributors
Source:Newark
Part No:LST5507VL2NT1
Stock:81
Inv Date:05-28-2026
Price: Unit price: $6.91
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Source:DigiKey
Part No:LST5507VL2NT1
Stock:72
Inv Date:05-28-2026
Price: Unit price: $28.35
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Part No:LST5507VL2NT1
Stock:0
Inv Date:05-29-2026
Price: Unit price: $22.14
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Part No:LST5507VL2NT1
Stock:0
Inv Date:05-28-2026
Price: Unit price: $34.33
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Part No:LST5507VL2NT1
Stock:0
Inv Date:05-28-2026
Price: Unit price: $21.1
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Littelfuse LST5507VL2NT1 Metal Oxide Varistor Specifications:

  • Voltage Rating: 550 V
  • Imax Rating: 50 kA or 75 kA options
  • Micro-switch: Mechanically triggered, AC and DC rated
  • Switch Contact: Normally Open (NO) or Normally Closed (NC)
  • Switch Pin Rating: 60 Vde/0.2 A, or 250 Vac/0.1 A
  • Physical Dimensions: Length 15.7 mm for 50 kA, 12.5 mm for 75 kA; Width and height vary per model
  • Footprint: Same PCB layout for both ratings
  • Temperature Range: -40°C to +85°C
  • Environmental Standards: RoHS, Halogen-free
  • Construction: UL1449 Type 4 recognized, environmentally friendly materials
  • Protection Features: Thermal disconnection and arc shielding
  • Visual Indicators: Optional visual tab for operational status and EOL signaling
  • Certification: UL1449 compliant, IEC 60068-1, IEC 61051-1

Buy the Buy Littelfuse Metal Oxide Varistor Part Number LST5507VL2NT1 Online

Secure your electrical systems with the Littelfuse Metal Oxide Varistor from the LST series. Designed for high surge environments, these MOVs feature thermal disconnection, arc shields, and optional micro-switch monitoring for remote status indication. They are UL1449 compliant, RoHS and halogen-free, and available with Normally Open or Normally Closed contacts. Share the same footprint for 50kA and 75kA options, ensuring flexibility in circuit design. Perfect for Type 1 and Type 2 SPDs, these MOVs deliver dependable surge suppression, extended lifespan, and easy integration for professionals seeking durable, environmentally friendly protection solutions.

Order your Littelfuse SeriesLST5507VL2NT1 thermally protected varistor today and ensure reliable surge protection with built-in disconnection and clear status indication.

Frequently Asked Questions

Where can I buy Littelfuse LST5507VL2NT1?

You can click on the BUY or RFQ button to purchase LST5507VL2NT1 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part LST5507VL2NT1?

You can download the LST5507VL2NT1 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of LST5507VL2NT1?

Littelfuse

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