MF-S420
Bourns Inc.

Bourns Inc.
PTC RESET FUSE 30V 4.2A STRAP
$0.64
Available to order
Reference Price (USD)
1+
$0.52000
5+
$0.50600
10+
$0.49100
50+
$0.41560
100+
$0.34800
250+
$0.31800
500+
$0.27300
1,000+
$0.24300
5,000+
$0.22050
Exquisite packaging
Discount
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The MF-S420 PTC resettable fuse by Bourns Inc. is a cutting-edge solution for circuit protection. Engineered for reliability and performance, this fuse is perfect for applications requiring robust overcurrent protection. The MF-S420 is commonly used in battery chargers, computing devices, and home appliances, where safety and efficiency are paramount. Its fast-acting response and durability make it a preferred choice for engineers worldwide. Choose the MF-S420 for a fuse that combines advanced technology with practical functionality.
Specifications
- Product Status: Active
- Type: Polymeric
- Voltage - Max: 30V
- Current - Max: 100 A
- Current - Hold (Ih) (Max): 4.2 A
- Current - Trip (It): 7.6 A
- Time to Trip: 6 s
- Resistance - Initial (Ri) (Min): 12 mOhms
- Resistance - Post Trip (R1) (Max): 40 mOhms
- Resistance - 25°C (Typ): -
- Operating Temperature: -40°C ~ 85°C
- Ratings: -
- Mounting Type: User Defined
- Package / Case: Strap
- Size / Dimension: 1.240" L x 0.522" W (31.50mm x 13.25mm)
- Height - Seated (Max): -
- Thickness (Max): 0.043" (1.10mm)
- Lead Spacing: -