0437008.WR This 8A, 32V fast blow surface mount fuse from Littelfuse is designed for overcurrent protection in high-temperature environments up to 150°C. It comes in a compact 1206 package and is RoHS compliant.
Mfr Part #:

0437008.WR

Available from 3 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
This 8A, 32V fast blow surface mount fuse from Littelfuse is designed for overcurrent protection in high-temperature environments up to 150°C. It comes in a compact 1206 package and is RoHS compliant.
✓ Total Stock: 84,082 pcs

0437008.WR Available from 3 distributors

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✓ Non-Authorised
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81,000 pcs
81000 pcs On Request 1 On Request On Request 15+ On Request On Request
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3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request
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82 pcs
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0437008.WR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Automotive Grade
Breaking Capacity @ Rated Voltage
Current Rating
Current Rating (Amps)
Fuse Type
Halogen Free
Height
Industrial Grade
Length
Medical Grade
Melting I²t
Military Grade
Mounting Type
Operating Temperature
Package / Case
Response Time
Voltage Rating
Width

0437008.WR Description

Short technical summary and product information.

The 0437008.WR is a 1206 fast-acting surface mount fuse from Littelfuse's 437 series. It is designed for overcurrent protection in circuits requiring high ambient temperature operation up to 150°C.

 

Electrical specifications include an 8A current rating, 32V voltage rating, and 50A breaking capacity at 32V. The fuse features a fast blow response with a melting I²t of 6.4 A²s (nominal 7.23 A²s from the datasheet). Cold resistance is 0.0093Ω, with a voltage drop of 0.13V and power dissipation of 1.04W at rated current.

 

The device is housed in a 1206 (3216 Metric) surface mount package with dimensions 3.20mm x 1.63mm x 0.82mm. It is suitable for both leaded and lead-free reflow and wave soldering processes.

 

Compliance includes RoHS, REACH unaffected, halogen-free, and MSL level 1. Applications include overcurrent protection in power supplies, battery circuits, and automotive electronics where high temperature stability is required.

0437008.WR Quick Information

Product Type: Surface Mount Fuse
Series: 437
Canonical Name: 0437008.WR Littelfuse 1206 Fast-Acting Fuse, 8A, 32V, Surface Mount
Subcategory: Surface Mount Fuse

0437008.WR Compliance

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

0437008.WR Features

  • 8A fast blow surface mount fuse.
  • Rated for 32V AC/DC operation.
  • 50A interrupting rating at 32V.
  • Operates from -55°C to 150°C.
  • RoHS compliant and halogen-free.

0437008.WR Applications

  • Overcurrent protection in high-temperature circuits.
  • Suitable for power supply and battery protection.
  • Used in automotive and industrial applications.
  • Ideal for compact PCB designs.

0437008.WR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 0437008.WR fuse?

8 A.

What is the voltage rating of the 0437008.WR?

32 V.

What is the breaking capacity of the 0437008.WR?

50 A at 32 V.

What is the response time of this fuse?

Fast Blow.

What is the package/case of the 0437008.WR?

1206 (3216 Metric).

What is the operating temperature range?

-55°C to 150°C.

What is the melting I²t value?

6.4 A²s (nominal 7.23 A²s).

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