RXEF040-2

Resettable Fuse, PPTC, RXEF, 72 VDC, 400 mA, 800 mA, 3.8 s, Round

⚠️ Given the current worldwide supply chain situation, we kindly ask you to take the information shown as a guideline.

Manufacturer: LITTELFUSE
Product type: Radial Leaded PPTCs
Thermistor Mounting:Through Hole; Product Range:RXEF Series; Holding Current:400mA; Tripping Current:800mA; Voltage Rating:72V; Operating Temperature Min:-40°C; Operating Temperature
Height: 13.5mm
Length: -
Diameter: 7.6mm
Thickness: 3mm
Fuse Shape: Round
Lead Spacing: 5.8mm
Time to Trip: 3.8s
Trip Current: 800mA
Product Range: RXEF
Voltage Rating: 72VDC
Holding Current: 400mA
Current Rating Max: 40A
Thermistor Mounting: Through Hole
Operating Temperature Max: 85°C
Operating Temperature Min: -40°C
Automotive Qualification Standard: -

Delivery and price
Units per pack	3000
Price	0.124 €
Current stock	4102
Lead time	7 days

Datasheet

Updated at February 28, 2026