MF-RM055/240-0

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Bourns Inc.

240V 550MA 7A 1.25A PLUGIN RESETTABLE FUSES ROHS

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Bourns Inc.

240V 550MA 7A 1.25A PLUGIN RESETTABLE FUSES ROHS

Technical Specifications

Parameters and characteristics for this part

Specification	MF-RM055/240-0

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	550 mA
Current - Max [Max]	7 A
Current - Trip (It)	1.25 A
Height - Seated (Max) [Max] [z]	22.4 mm
Height - Seated (Max) [Max] [z]	0.882 "
Lead Spacing	2.9 mm
Lead Spacing	0.114 "
Mounting Type	Through Hole
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-20 C
Package / Case	Disc, Radial
Resistance - Initial (Ri) (Min) [Min]	450 mOhms
Resistance - Post Trip (R1) (Max) [Max]	1.45 Ohms
Size / Dimension [x]	14 mm
Size / Dimension [x]	0.551 in
Size / Dimension [y]	0.161 in
Size / Dimension [y]	4.1 mm
Time to Trip	26 s
Type	Polymeric
Voltage - Max	265 V
Voltage - Max [Max]	240 V

Part	Current - Hold (Ih) (Max) [Max]	Package / Case	Resistance - Initial (Ri) (Min) [Min]	Mounting Type	Type	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Lead Spacing	Lead Spacing	Resistance - Post Trip (R1) (Max) [Max]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [y]	Approval Agency	Current - Trip (It)	Time to Trip	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Max [Max]	Voltage - Max	Current - Max [Max]	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Size / Dimension [z]	Size / Dimension [z]	Size / Dimension [diameter]	Size / Dimension [diameter]
Bourns Inc. MF-RM033/240-2	330 mA	Disc Radial	770 mOhms	Through Hole	Polymeric	20 mm	0.787 "	2.9 mm	0.114 "	2.6 Ohms	0.449 "	11.4 mm	3.8 mm	0.15 "	cURus TUV	740 mA	21 s	85 °C	-20 C	240 V	265 V
Bourns Inc. MF-RM055/240-0	550 mA	Disc Radial	450 mOhms	Through Hole	Polymeric	22.4 mm	0.882 "	2.9 mm	0.114 "	1.45 Ohms	0.551 in	14 mm	4.1 mm	0.161 in	cURus TUV	1.25 A	26 s	85 °C	-20 C	240 V	265 V	7 A
Bourns Inc. MF-RM033/240-0	330 mA	Disc Radial	770 mOhms	Through Hole	Polymeric	20 mm	0.787 "	2.9 mm	0.114 "	2.6 Ohms	0.449 "	11.4 mm	3.8 mm	0.15 "	cURus TUV	740 mA	21 s	85 °C	-20 C	240 V	265 V
Bourns Inc. MF-RM005/240-2	50 mA	Disc Radial	18.5 Ohms	Through Hole	Polymeric			2.9 mm	0.114 "	65 Ohms					cURus TUV	120 mA		85 °C	-20 C	240 V	265 V	1 A	12.9 mm	0.508 in	3.8 mm	0.15 "	8.3 mm	0.327 in

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

General part information

Polymeric PTC Resettable Fuse 240V (265V Int) 550 mA Ih Through Hole Radial, Disc

Technical documentation and resources