PTC Resettable Fuses

Browse available PTC Resettable Fuses components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

Mfr. Part #	Availability	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Type	Voltage - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Current - Max	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)	Resistance - 25°C (Typ)	Operating Temperature	Grade	Qualification	Ratings	Mounting Type	Size / Dimension	Height - Seated (Max)	Thickness (Max)	Lead Spacing
MF-RX250-AP-14 PTC RESET FUSE 60V 2.5A RADIAL Bourns Inc.	6,874	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	2.5 A	5 A	40 A	15.6 s	50 mOhms	130 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.839" Dia x 0.122" T (21.30mm x 3.10mm)	1.050" (26.67mm)	-	0.402" (10.20mm)
MF-RX110-AP-14 PTC RESET FUSE 60V 1.1A RADIAL Bourns Inc.	6,106	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	1.1 A	2.2 A	40 A	8.2 s	150 mOhms	380 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.512" Dia x 0.122" T (13.00mm x 3.10mm)	0.902" (22.90mm)	-	0.201" (5.10mm)
MF-RX135-AP-14 PTC RESET FUSE 60V 1.35A RADIAL Bourns Inc.	7,908	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	1.35 A	2.7 A	40 A	9.6 s	120 mOhms	300 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.571" Dia x 0.122" T (14.50mm x 3.10mm)	0.939" (23.84mm)	-	0.402" (10.20mm)
MF-RX160-AP-14 PTC RESET FUSE 60V 1.6A RADIAL Bourns Inc.	3,221	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	1.6 A	3.2 A	40 A	11.4 s	90 mOhms	220 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.642" Dia x 0.122" T (16.30mm x 3.10mm)	1.039" (26.40mm)	-	0.402" (10.20mm)
MF-RX375-2-14 PTC RESET FUSE 60V 3.75A RADIAL Bourns Inc.	0	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	3.75 A	7.5 A	40 A	24 s	30 mOhms	80 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	1.118" Dia x 0.122" T (28.40mm x 3.10mm)	1.319" (33.50mm)	-	0.402" (10.20mm)
MF-RX160-2-14 PTC RESET FUSE 60V 1.6A RADIAL Bourns Inc.	4,251	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	1.6 A	3.2 A	40 A	11.4 s	90 mOhms	220 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.642" Dia x 0.122" T (16.30mm x 3.10mm)	0.939" (23.84mm)	-	0.402" (10.20mm)
MF-RX185-AP-14 PTC RESET FUSE 60V 1.85A RADIAL Bourns Inc.	8,109	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX	Tape & Box (TB)	Obsolete	Polymeric	60V	1.85 A	3.7 A	40 A	12.6 s	80 mOhms	190 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.701" Dia x 0.122" T (17.80mm x 3.10mm)	1.050" (26.67mm)	-	0.402" (10.20mm)
0007770020 RAYCHEM FUSE (RUE 185) 70020 Molex	9,791	-	RFQ	Datasheet	-	*	Bulk	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
R1206-010 PTC RESET FUSE 60V 100MA 1206 OptiFuse	6,629	-	RFQ	Datasheet	1206 (3216 Metric)	R1206	Tape & Reel (TR)	Active	Polymeric	60V	100 mA	250 mA	100 A	1 s	1.6 Ohms	15 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.033" (0.85mm)	-
R1206-010-R PTC RESET FUSE 60V 100MA 1206 OptiFuse	9,773	-	RFQ	Datasheet	1206 (3216 Metric), Concave	R1206	Tape & Reel (TR)	Active	Polymeric	60V	100 mA	250 mA	100 A	1 s	1.6 Ohms	15 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.033" (0.85mm)	-
PSR-28690-2 PSR RESET FUSE Littelfuse Inc.	2,979	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
NANOSMD175LR-E PTC RESET FUSE 6V 1.75A 1206 Littelfuse Inc.	7,574	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-28445-E-2 PSR RESET FUSE Littelfuse Inc.	2,934	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MICROSMD450LR-XC-2 PTC RESET FUSE 12V 4.5A 1206 Littelfuse Inc.	5,947	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-29330-C PSR RESET FUSE Littelfuse Inc.	2,935	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-28473-D-2 PSR RESET FUSE Littelfuse Inc.	2,832	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
NANOSMD550LR-2 PTC RESET FUSE 6V 5.5A 1206 Littelfuse Inc.	3,359	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-29138-C-2 PSR RESET FUSE Littelfuse Inc.	6,299	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-29131-2 PSR RESET FUSE Littelfuse Inc.	3,418	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PSR-28120-2 PSR RESET FUSE Littelfuse Inc.	4,192	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

PTC Resettable Fuses FAQ

What PTC Resettable Fuses components can I source from EGOO?

You can browse available PTC Resettable Fuses product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.

Can EGOO help with hard-to-source or obsolete PTC Resettable Fuses parts?

Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.

Does EGOO support BOM and small-batch sourcing?

Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.

How do I request pricing and availability?

Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.