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H312003 The Littelfuse Inc. H312003 is a thermal cutoff designed for circuit protection. It features RoHS3 compliance and MSL 1 rating.
Mfr Part #:

H312003

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. H312003 is a thermal cutoff designed for circuit protection. It features RoHS3 compliance and MSL 1 rating.
✓ Total Stock: 130 pcs
$ Price Range: $0.99

H312003 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
130 pcs
On Request
130 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

H312003 Specifications Quick View

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H312003 Description

Short technical summary and product information.

The H312003 from Littelfuse Inc. is a thermal cutoff, also known as a thermal fuse or thermal breaker, designed for reliable circuit protection.

 

This component adheres to RoHS3 compliance standards and has a Moisture Sensitivity Level (MSL) of 1, indicating it is suitable for a wide range of environmental conditions. The REACH status is unaffected, further simplifying its integration into global supply chains.

 

As a thermal cutoff, the H312003 is engineered to interrupt electrical circuits when a specific temperature threshold is reached, preventing damage from overcurrent or overheating conditions. Its precise operation makes it a critical safety component in various electronic devices and systems.

 

While specific electrical ratings and physical dimensions are not detailed here, thermal cutoffs like the H312003 are typically available in compact packages suitable for surface-mount or through-hole mounting, depending on the application requirements.

H312003 Quick Information

Product Type: Thermal Cutoff
Canonical Name: H312003 Thermal Cutoff
Subcategory: Thermal Fuse

H312003 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

H312003 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

H312003 Features

  • Thermal cutoff for circuit protection.
  • Manufactured by Littelfuse Inc.
  • Component is RoHS3 compliant.
  • Component has MSL level 1.
  • Component is REACH unaffected.

H312003 Applications

  • Protects electronic circuits from overheating.
  • Ensures safety in power supplies.
  • Used in appliance controls.
  • Essential for over-temperature safety.

H312003 FAQs

3 frequently asked questions generated from this part’s specifications.
What is the RoHS status of the H312003?

The H312003 is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the H312003?

The MSL for the H312003 is 1 Unlimited.

What is the REACH status of the H312003?

The REACH status for the H312003 is REACH Unaffected.

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