PTC Resettable Fuses

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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
YS5656 PTC RESET FUSE RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	4,051	-	RFQ	Datasheet	Radial, Disc	YS	Bulk	Active	Ceramic	-	-	-	-	-	-	-	100 Ohms	-	-	-	-	Through Hole	-	-	-	-
YPBJ2.30T PTC RESET FUSE 80V 245MA RADIAL Amphenol Advanced Sensors (Thermometrics)	4,149	-	RFQ	Datasheet	Radial, Disc	YP	Tape & Reel (TR)	Obsolete	Ceramic	80V	245 mA	500 mA	8 A	-	-	-	2.3 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.689" Dia x 0.138" T (17.50mm x 3.50mm)	0.748" (19.00mm)	-	0.200" (5.08mm)
YQS5846PTF PTC RESET FUSE 25V 370MA RADIAL Amphenol Advanced Sensors (Thermometrics)	9,364	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Active	Ceramic	25V	370 mA	740 mA	-	-	-	-	3 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.551" Dia x 0.181" T (14.00mm x 4.60mm)	0.630" (16.00mm)	-	0.197" (5.00mm)
YPCL0010N PTC RESET FUSE 265V 200MA RADIAL Amphenol Advanced Sensors (Thermometrics)	8,374	-	RFQ	Datasheet	Radial, Disc	YP	Bulk	Obsolete	Ceramic	265V	200 mA	400 mA	2.2 A	-	-	-	10 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.532" Dia x 0.197" T (13.50mm x 5.00mm)	0.591" (15.00mm)	-	0.200" (5.08mm)
YQB120N3.70 PTC RESET FUSE 80V 380MA RADIAL Amphenol Advanced Sensors (Thermometrics)	9,509	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	80V	380 mA	750 mA	5.5 A	-	-	-	3.7 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.532" Dia x 0.157" T (13.50mm x 4.00mm)	-	-	0.201" (5.10mm)
RL6010-20-120-120-PTO PTC RESET FUSE 120V RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	6,691	-	RFQ	Datasheet	Radial, Disc	PTO	Bulk	Obsolete	Ceramic	120V	-	-	-	90 s	-	-	20 Ohms	-	-	-	-	Through Hole	0.650" Dia x 0.230" T (16.51mm x 5.84mm)	0.650" (16.51mm)	-	0.331" (8.40mm)
RL5510-25-60-120-PTO PTC RESET FUSE 120V RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	5,405	-	RFQ	Datasheet	Radial, Disc	PTO	Bulk	Obsolete	Ceramic	120V	-	-	-	90 s	-	-	25 Ohms	-	-	-	-	Through Hole	0.600" Dia x 0.220" T (15.24mm x 5.59mm)	0.600" (15.24mm)	-	0.330" (8.38mm)
YQB120N5.60 PTC RESET FUSE 80V 300MA RADIAL Amphenol Advanced Sensors (Thermometrics)	7,874	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	80V	300 mA	600 mA	4.3 A	-	-	-	5.6 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.433" Dia x 0.157" T (11.00mm x 4.00mm)	-	-	0.201" (5.10mm)
YM120D150N330 PTC RESET FUSE 265V 128MA RADIAL Amphenol Advanced Sensors (Thermometrics)	9,733	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Obsolete	Ceramic	265V	128 mA	181 mA	900 mA	-	-	-	33 Ohms	0°C ~ 55°C	-	-	-	Through Hole	0.295" Dia x 0.177" T (7.50mm x 4.50mm)	0.394" (10.00mm)	-	0.200" (5.08mm)
YM120D170N250 PTC RESET FUSE 265V 161MA RADIAL Amphenol Advanced Sensors (Thermometrics)	7,042	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Obsolete	Ceramic	265V	161 mA	228 mA	1.1 A	-	-	-	25 Ohms	0°C ~ 55°C	-	-	-	Through Hole	0.335" Dia x 0.177" T (8.50mm x 4.50mm)	0.433" (11.00mm)	-	0.200" (5.08mm)

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FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.