PTC Resettable Fuses

Manufacturer 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






















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo 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
RHEF100-AP Littelfuse Inc.

RHEF100-AP

PTC RESET FUSE 30V 1A RADIAL

Littelfuse Inc.

840
RFQ
RHEF100-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RHEF Cut Tape (CT) Active Polymeric 30V 1 A 1.8 A 40 A 5.2 s 180 mOhms 430 mOhms - -40°C ~ 125°C - - - Through Hole 0.382" Dia x 0.118" T (9.70mm x 3.00mm) 0.535" (13.60mm) - 0.199" (5.05mm)
PFRA.185 SCHURTER Inc.

PFRA.185

PTC RESET FUSE 30V 1.85A RADIAL

SCHURTER Inc.

637
RFQ
PFRA.185 Datasheet

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 30V 1.85 A 3.7 A 40 A 8.7 s 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.472" Dia x 0.118" T (12.00mm x 3.00mm) 0.724" (18.40mm) - 0.201" (5.10mm)
0ZRR0250FF1A Bel Fuse Inc.

0ZRR0250FF1A

PTC RESET FUSE 60V 2.5A RADIAL

Bel Fuse Inc.

233
RFQ
0ZRR0250FF1A Datasheet

Datasheet

Radial, Disc 0ZRR Bulk Active Polymeric 60V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.839" Dia x 0.122" T (21.30mm x 3.10mm) 1.039" (26.40mm) - 0.402" (10.20mm)
RXEF135-2 Littelfuse Inc.

RXEF135-2

PTC RESET FUSE 72V 1.35A RADIAL

Littelfuse Inc.

599
RFQ
RXEF135-2 Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 72V 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 0.118" T (14.50mm x 3.00mm) 0.752" (19.10mm) - 0.199" (5.05mm)
0ZRP0160FF1A Bel Fuse Inc.

0ZRP0160FF1A

PTC RESET FUSE 60V 1.6A RADIAL

Bel Fuse Inc.

3,501
RFQ
0ZRP0160FF1A Datasheet

Datasheet

Radial, Disc 0ZRP Bulk Active Polymeric 60V 1.6 A 3.2 A 40 A 9 s 100 mOhms 320 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.480" L x 0.142" W (12.20mm x 3.60mm) 0.720" (18.30mm) - 0.201" (5.10mm)
RUEF400-AP Littelfuse Inc.

RUEF400-AP

PTC RESET FUSE 30V 4A RADIAL

Littelfuse Inc.

191
RFQ
RUEF400-AP Datasheet

Datasheet

Radial, Disc PolySwitch®, RUEF Cut Tape (CT) Active Polymeric 30V 4 A 8 A 100 A 12.7 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.118" W (14.00mm x 3.00mm) 0.760" (19.30mm) - 0.199" (5.05mm)
PFRA.300 SCHURTER Inc.

PFRA.300

PTC RESET FUSE 30V 3A RADIAL

SCHURTER Inc.

159
RFQ
PFRA.300 Datasheet

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 30V 3 A 6 A 40 A 10.8 s 20 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 0.472" L x 0.118" W (12.00mm x 3.00mm) 0.720" (18.30mm) - 0.201" (5.10mm)
AHRF050 Littelfuse Inc.

AHRF050

PTC RESET FUSE 30V 500MA RADIAL

Littelfuse Inc.

601
RFQ
AHRF050 Datasheet

Datasheet

Radial, Disc PolySwitch®, AHRF Bag Active Polymeric 30V 500 mA 1 A 40 A 3 s 350 mOhms 1.1 Ohms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.130" T (7.40mm x 3.30mm) 0.500" (12.70mm) - 0.199" (5.05mm)
60R090XU Littelfuse Inc.

60R090XU

PTC RESET FUSE 60V 900MA RADIAL

Littelfuse Inc.

451
RFQ
60R090XU Datasheet

Datasheet

Radial, Disc POLY-FUSE®, 60R Bulk Active Polymeric 60V 900 mA 1.8 A 40 A 7.2 s 200 mOhms 470 mOhms - -40°C ~ 85°C - - - Through Hole 0.441" Dia x 0.122" T (11.20mm x 3.10mm) 0.622" (15.80mm) - 0.201" (5.10mm)
RGEF500-1 Littelfuse Inc.

RGEF500-1

PTC RESET FUSE 16V 5A RADIAL

Littelfuse Inc.

125
RFQ
RGEF500-1 Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Bag Active Polymeric 16V 5 A 8.5 A 100 A 2 s 15 mOhms 34 mOhms - -40°C ~ 85°C - - - Through Hole 0.390" L x 0.098" W (9.90mm x 2.50mm) 0.563" (14.30mm) - 0.199" (5.05mm)
PRG21AR420MS1RA Murata Electronics

PRG21AR420MS1RA

PTC RESET FUSE 20V 54MA 0805

Murata Electronics

648
RFQ
PRG21AR420MS1RA Datasheet

Datasheet

0805 (2012 Metric) POSISTOR®, PRG Tape & Reel (TR) Active Ceramic 20V 54 mA 100 mA 590 mA - - - 42 Ohms -40°C ~ 105°C - - - Surface Mount 0.079" L x 0.049" W (2.00mm x 1.25mm) - 0.043" (1.10mm) -
LR4-190F Littelfuse Inc.

LR4-190F

PTC RESET FUSE 15V 1.9A STRAP

Littelfuse Inc.

642
RFQ
LR4-190F Datasheet

Datasheet

Strap PolySwitch®, LR4 Bag Active Polymeric 15V 1.9 A 3.9 A 100 A 5 s 39 mOhms 102 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.205" W (21.00mm x 5.20mm) - - -
RXEF185K Littelfuse Inc.

RXEF185K

PTC RESET FUSE 72V 1.85A RADIAL

Littelfuse Inc.

390
RFQ
RXEF185K Datasheet

Datasheet

Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 72V 1.85 A 3.7 A 40 A 12.6 s 80 mOhms 190 mOhms - -40°C ~ 85°C - - - Through Hole 0.660" Dia x 0.118" T (16.76mm x 3.00mm) 0.906" (23.00mm) - 0.199" (5.05mm)
LVR016K Littelfuse Inc.

LVR016K

PTC RESET FUSE 240V 160MA RADIAL

Littelfuse Inc.

352
RFQ
LVR016K Datasheet

Datasheet

Radial, Disc PolySwitch®, LVR Bag Active Polymeric 240V (265V Int) 160 mA 370 mA 2 A 15 s 2.5 Ohms 7.8 Ohms - -20°C ~ 85°C - - - Through Hole 0.390" Dia x 0.150" T (9.90mm x 3.80mm) 0.543" (13.80mm) - 0.200" (5.08mm)
PTR030V0600-BK Eaton - Electronics Division

PTR030V0600-BK

PTC RESET FUSE 30V 6A RADIAL

Eaton - Electronics Division

290
RFQ
PTR030V0600-BK Datasheet

Datasheet

Radial, Disc PTR030V Bulk Active Polymeric 30V 6 A 12 A 100 A 16 s 5 mOhms 40 mOhms - -40°C ~ 85°C - - - Through Hole 0.650" L x 0.118" W (16.50mm x 3.00mm) 1.169" (29.70mm) - 0.394" (10.00mm)
PFRA.400 SCHURTER Inc.

PFRA.400

PTC RESET FUSE 30V 4A RADIAL

SCHURTER Inc.

3,990
RFQ
PFRA.400 Datasheet

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 30V 4 A 8 A 40 A 12.7 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.567" L x 0.118" W (14.40mm x 3.00mm) 0.976" (24.80mm) - 0.201" (5.10mm)
MF-RX030/72-0 Bourns Inc.

MF-RX030/72-0

PTC RESET FUSE 72V 300MA RADIAL

Bourns Inc.

477
RFQ
MF-RX030/72-0 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Bulk Active Polymeric 72V 300 mA 600 mA 40 A 3 s 760 mOhms 2.1 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.528" (13.40mm) - 0.201" (5.10mm)
RGEF700 Littelfuse Inc.

RGEF700

PTC RESET FUSE 16V 7A RADIAL

Littelfuse Inc.

464
RFQ
RGEF700 Datasheet

Datasheet

Radial, Disc PolySwitch®, RGEF Bag Active Polymeric 16V 7 A 11.9 A 100 A 3.5 s 7.7 mOhms 20 mOhms - -40°C ~ 85°C - - - Through Hole 0.421" L x 0.098" W (10.70mm x 2.50mm) 0.776" (19.70mm) - 0.199" (5.05mm)
MF-RX250/72-2 Bourns Inc.

MF-RX250/72-2

PTC RESET FUSE 72V 2.5A RADIAL

Bourns Inc.

446
RFQ
MF-RX250/72-2 Datasheet

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Reel (TR) Active Polymeric 72V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.702" L x 0.122" W (17.84mm x 3.10mm) 0.939" (23.84mm) - 0.402" (10.20mm)
MINIASMDC260F/13.2-2 Littelfuse Inc.

MINIASMDC260F/13.2-2

PTC RESET FUSE 13.2V 2.6A 1812

Littelfuse Inc.

163
RFQ
MINIASMDC260F/13.2-2 Datasheet

Datasheet

1812 (4532 Metric), Concave PolySwitch®, miniASMD Bulk Active Polymeric 13.2V 2.6 A 5 A 100 A 5 s 15 mOhms 50 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.181" L x 0.128" W (4.60mm x 3.24mm) - 0.060" (1.52mm) -
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PTC Resettable Fuses Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing PTC Resettable Fuses components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports PTC Resettable Fuses Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

PTC Resettable Fuses FAQ

Can FPGAX source both active and end-of-life PTC Resettable Fuses components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a PTC Resettable Fuses sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.