Circuit Protection

72R110XMR

Active

RESETTABLE FUSE, PPTC, POLY-FUSE 72R SERIES, 72 VDC, 1.1 A, 2.2 A, 8.2 S, ROUND

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Circuit Protection

Active

RESETTABLE FUSE, PPTC, POLY-FUSE 72R SERIES, 72 VDC, 1.1 A, 2.2 A, 8.2 S, ROUND

Technical Specifications

Parameters and characteristics for this part

Specification	72R110XMR

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	1.1 A
Current - Max [Max]	40 A
Current - Trip (It)	2.2 A
Height - Seated (Max) [Max]	0.717 in
Height - Seated (Max) [Max]	18.2 mm
Lead Spacing	5.1 mm
Lead Spacing	0.201 in
Mounting Type	Through Hole
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	Disc, Radial
Resistance - Initial (Ri) (Min) [Min]	150 mOhms
Resistance - Post Trip (R1) (Max) [Max]	380 mOhms
Size / Dimension [diameter]	13 mm
Size / Dimension [diameter]	0.512 in
Size / Dimension [z]	0.122 in
Size / Dimension [z]	3.1 mm
Time to Trip	8.2 s
Type	Polymeric
Voltage - Max [Max]	72 V

PTC 72V POLYFUSE AMMO RADIAL LEADS 1.10A

Part	Resistance - Initial (Ri) (Min) [Min]	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Current - Max [Max]	Current - Hold (Ih) (Max) [Max]	Time to Trip	Operating Temperature [Max]	Operating Temperature [Min]	Approval Agency	Type	Package / Case	Resistance - Post Trip (R1) (Max) [Max]	Current - Trip (It)	Size / Dimension [z]	Size / Dimension [diameter]	Size / Dimension [diameter]	Size / Dimension [z]	Lead Spacing	Lead Spacing	Voltage - Max [Max]	Mounting Type
Littelfuse/Commercial Vehicle Products 72R110XMR	150 mOhms	0.717 in	18.2 mm	40 A	1.1 A	8.2 s	85 °C	-40 °C	cURus TUV	Polymeric	Disc Radial	380 mOhms	2.2 A	0.122 in	13 mm	0.512 in	3.1 mm	5.1 mm	0.201 in	72 V	Through Hole
Littelfuse/Commercial Vehicle Products 72R110XU	150 mOhms	0.717 in	18.2 mm	40 A	1.1 A	8.2 s	85 °C	-40 °C	cURus TUV	Polymeric	Disc Radial	380 mOhms	2.2 A	0.122 in	13 mm	0.512 in	3.1 mm	5.1 mm	0.201 in	72 V	Through Hole

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

The 72R Series is designed to provide overcurrent protection to 72Vdc maximum voltage with a maximum 40A short circuit rating.

Technical documentation and resources