RUEF300 Price & Stock
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Manufacturer

PTC Resettable Fuse 3A(hold) 6A(trip) 30V 100A 2W 10.8s 0.02Ohm Radial 11.4 X 3 X 16.5mm Bulk
Specifications
Series | PolySwitch®, RUEF |
Part Status | Active |
Voltage - Max | 30V |
Current - Max | 100A |
Current - Hold (Ih) (Max) | 3A |
Current - Trip (It) | 6A |
R Min/Max | 0.020 ~ 0.080 Ohm |
Time to Trip | 10.8s |
Package / Case | Radial, Disc |

Electronic & Electrical Components > Circuit Protection > PPTC Resettable Fuses
POLYSWITCH RADIAL 3A
Specifications
Thermistor Mounting | Through Hole |
Product Range | PolySwitch RUEF Series |
Holding Current | 3A |
Tripping Current | 6A |
Voltage Rating | 30VDC |
Operating Temperature Min | -40°C |
Operating Temperature Max | 85°C |
Automotive Qualification Standard | - |
SVHC | No SVHC (15-Jun-2015) |
Approval Bodies | CSA TUV |
Approval Category | UL Recognised |
Carrying Current Max | 100A |
External Depth | 3mm |
External Length / Height | 17.3mm |
External Width | 11.4mm |
Flammability Rating | UL94V-0 |
Height | 17.3mm |
Holding Current Max Ih | 3A |
Initial Resistance Max | 0.08ohm |
Initial Resistance Min | 0.02ohm |
Lead Diameter | 0.81mm |
Lead Length | 7.6mm |
Lead Spacing | 5.1mm |
Operating Voltage | 30V |
PTC Fuse Case Style | Radial Leaded |
Reset Time | 20s |
Surface Tripped Temperature Max | 125°C |
Thermistor Type | PTC Resettable Fuse |
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Certificates

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A | 467 |
|
Inquiry | |
RUEF300-1 | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A 25.4MM | 1643 |
|
Inquiry | |
RUEF300-2 | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A | 1089 |
|
Inquiry | |
RUEF300K | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A | 1990 |
|
Inquiry | |
RUEF300U | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A UNCOATED | 1758 |
|
Inquiry | |
RUEF300-AP | TE Connectivity Raychem Circuit Protection | POLYSWITCH PTC RESET 3A | 357 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Hamlin / Littelfuse | PTC RESET FUSE 30V 3A RADIAL PTC Resettable Fuses
|
Available |
|
Inquiry | |
RUEF300-1 | Hamlin / Littelfuse | PTC RESET FUSE 30V 3A RADIAL PTC Resettable Fuses
|
Available |
|
Inquiry | |
RUEF300K | Hamlin / Littelfuse | PTC RESET FUSE 30V 3A RADIAL PTC Resettable Fuses
|
Available |
|
Inquiry | |
RUEF300U | Hamlin / Littelfuse | PTC RESET FUSE 30V 3A RADIAL PTC Resettable Fuses
|
Available |
|
Inquiry |

ComSIT Distribution GmbH
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | tyco | Stock Europe - ROHS:YES - POLYSWITCH RESETTABLE PTC FUSE PTC Resettable Fuse, 0.08ohm, Through Hole Mount | 5900 |
|
Inquiry | |
RUEF3002 | tyco | Stock Europe - ROHS:YES - POLYSWITCH RESETTABLE PTC FUSE PTC Resettable Fuse, 0.08ohm, Through Hole Mount | 7500 |
|
Inquiry |

Sunether Technology Ltd.
Certificates

ODG (Origin Data Global)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300 | Littelfuse | PTC RESET FUSE 30V 3A RADIAL | 5328 |
|
Buy | ||||||||||
RUEF300-2 | Littelfuse | PTC RESET FUSE 30V 3A RADIAL | 2050 |
|
Buy | ||||||||||
RUEF300/RF2611-000 | Littelfuse | 5000 |
|
Buy |

ICSOSO Electronics Company Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Littelfuse | PTC Resettable Fuse 3A(hold) 6A(trip) 30V 100A 2W 10.8s 0.02Ohm Radial 11.4 X 3 X 16.5mm Bag | 9841 |
|
Inquiry | |
RUEF300-2 | Littelfuse | PTC Resettable Fuse 3A(hold) 6A(trip) 30V 2W 10.8s 0.02Ohm Radial 11.4 X 3 X 16.5mm T/R | 42828 |
|
Inquiry | |
RUEF300U | Littelfuse | Littelfuse RUEF300U Resettable Fuse, Ptc, 30V, 3A, Radial | 13124 |
|
Inquiry | |
RUEF300/RF2611-000 | Littelfuse | 18995 |
|
Inquiry |

Chips Pulse Industry Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300-1 | Hamlin / Littelfuse | 105538 |
|
Buy | |||||||||||||
RUEF300-2 | Littelfuse | Purchase Online. Ship Immediately. 30V 3A 100A 6A Plugin Resettable Fuses ROHS | 9 |
|
Buy | ||||||||||||
RUEF300/RF2611-000 | Littelfuse | Purchase Online. Ship Immediately. DIP 3A 30V | 550 |
|
Buy |

LCSC
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300 | Littelfuse | 30V 3A 100A 6A Plugin Resettable Fuses ROHS | 1305 |
|
Buy | ||||||||||||
RUEF300-2 | Littelfuse | 30V 3A 100A 6A Plugin Resettable Fuses ROHS | 2086 |
|
Buy |

Unikey Electronics Pte. Ltd.
Certificates

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
RUEF300 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL / Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc | 1512 |
|
Buy | ||
RUEF300-2 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL / Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc | 2054 |
|
Buy | ||
RUEF300K | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL / Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc | 0 |
|
Buy | ||
RUEF300U | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL / Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc | 35470 |
|
Buy |

Newark element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300
sku #: 04H7997
|
Littelfuse | Littelfuse - Fuse, Ptc Reset, 30V, 3A, Radial - Ruef300 |Littelfuse RUEF300 | in stock |
|
Buy | |
RUEF300-2
sku #: 44AJ0818
|
Raychem Te Connectivity | Raychem Te Connectivity - Ruef300-2 - Ruef300-2 |Raychem Te Connectivity RUEF300-2 | in stock |
|
Buy | |
RUEF300-AP
sku #: 44AJ0817
|
Raychem Te Connectivity | Raychem Te Connectivity - Ruef300-Ap - Ruef300-Ap |Raychem Te Connectivity RUEF300-AP | in stock |
|
Buy |

Transfer Multisort Elektronik
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RF2611-000
sku #: RUEF300
|
LITTELFUSE | Fuse: PTC polymer; 3A; 11.4x17.3mm; 5mm Fuses and Circuit Breakers > Polymer PTC Fuses > THT Polymer Fuses
|
2033 |
|
Buy |

Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300-2 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 5976 |
|
Buy | ||||||||
RUEF300K | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 231 |
|
Buy | ||||||||
RUEF300-AP | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 3025 |
|
Buy |

Avnat Group (Asia Pacific) Ltd.
Certificates

Axis Part Limited
Certificates

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300K-2
sku #: RUEF300K-2
|
ABLIC | 2300 |
|
Inquiry |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300
sku #: 650-RUEF300
|
Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax Resettable Fuses - PPTC
|
5854 In Stock |
|
Buy | ||||||||||||||
RUEF300-2
sku #: 650-RUEF300-2
|
Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax Resettable Fuses - PPTC
|
845 In Stock |
|
Buy | ||||||||||||||
RUEF300-AP
sku #: 650-RUEF300-AP
|
Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax Resettable Fuses - PPTC
|
2575 In Stock |
|
Buy | ||||||||||||||
RUEF300K-2
sku #: 650-RUEF300K-2
|
Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax Resettable Fuses - PPTC
|
1975 In Stock |
|
Buy | ||||||||||||||
RUEF300K
sku #: 650-RUEF300K
|
Littelfuse | Resettable Fuses - PPTC 80 mOhms 40 A 30 VDC - 40 C+ 85 C Resettable Fuses - PPTC
|
1 In Stock |
|
Buy | ||||||||||||||
RF2768-000
sku #: 576-RF2768-000
|
Littelfuse | Resettable Fuses - PPTC 30V 3.0A-HD 40A MAX Resettable Fuses - PPTC
|
2500 In Stock |
|
Buy |

Acme Chip Technology
Certificates

Classic Components
Certificates

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 16415 |
|
Inquiry | |
RUEF300-1 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 3288 |
|
Inquiry | |
RUEF300-2 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 10431 |
|
Inquiry | |
RUEF300K | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 2391 |
|
Inquiry | |
RUEF300U | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 2039 |
|
Inquiry | |
RUEF300-AP | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 3032 |
|
Inquiry |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 23077 |
|
Buy | |
RUEF300-2 | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 5122 |
|
Buy | |
RUEF300K | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 5000 |
|
Buy | |
RUEF300U | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 615 |
|
Buy | |
RUEF300-AP | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 950 |
|
Buy |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | LITTELFUSE | DC:23+ ; FUSE | 73 |
|
Inquiry | |
RUEF300/RF2611-000 | LITTELFUSE | DC:23+ ; DIP | 19994 |
|
Inquiry |

Shenzhen Shengyu Electronics Tech Limited.
Certificates

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Littelfuse | Brand new and original/respond online to quote. | 3210 |
|
Inquiry | |
RUEF300-2 | Littelfuse | Brand new and original/respond online to quote. | 14287 |
|
Inquiry | |
RUEF300K | Littelfuse Inc. | PTC RESET FUSE 30V 3A RADIAL | 5962 |
|
Inquiry | |
RUEF300U | Littelfuse | Brand new and original/respond online to quote. | 15759 |
|
Inquiry | |
RUEF300/RF2611-000 | LITTELFUSE | Brand new and original/respond online to quote. | 10348 |
|
Inquiry |

Anterwell Technology Ltd.
Certificates

SILITECH Components Inc
Certificates

Unicom Electronics co.
Certificates

MountainView Components Inc.
Certificates

Chip 1 Exchange
Certificates

Cytech Systems Limited
Certificates

GlobalTek Components
Certificates

Nexxon, Inc. (USA)
Certificates

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates

Ariat Technology
Certificates

YIC International Co., Limited
Certificates

DGT Technology (HK) Co., Limited
Certificates

Quest Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
RUEF300 | Tyco/Raychem | FUSE,RESETTABLE,PTC,3A,POLYSWITCH,RADIAL | 34 |
|
Buy | ||||||
RUEF300 | Raychem | FUSE,RESETTABLE,PTC,3A,POLYSWITCH,RADIAL | 7 |
|
Buy | ||||||
RUEF300 | Tyco/Amp | FUSE,RESETTABLE,PTC,3A,POLYSWITCH,RADIAL | 204 |
|
Buy | ||||||
RUEF300 | Raychem | FUSE,RESETTABLE,PTC,3A,POLYSWITCH,RADIAL | 4 |
|
Buy | ||||||
RUEF300 | -- | FUSE,RESETTABLE,PTC,3A,POLYSWITCH,RADIAL | 12 |
|
Buy | ||||||
RUEF300-2 | Tyco Electronics | RUEF300-2 | 8 |
|
Buy | ||||||
RUEF300-2 | Tyco/Amp | RUEF300-2 | 15528 |
|
Buy | ||||||
RUEF300-2 | LittelFuse | RUEF300-2 | 960 |
|
Buy | ||||||
RUEF300-B | LittelFuse | RUEF300-B | 1200 |
|
Buy | ||||||
RUEF300U | -- | RUEF300U | 76 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax | in stock |
|
Inquiry | |
RUEF300 | Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax | in stock |
|
Inquiry | |
RUEF300-1 | Littelfuse | Resettable Fuses - PPTC 3A 30V 40A Imax | in stock |
|
Inquiry | |
RUEF300-1 | Littelfuse | Resettable Fuses - PPTC 3A 30V 40A Imax | in stock |
|
Inquiry | |
RUEF300-2 | Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax | in stock |
|
Inquiry | |
RUEF300K | Littelfuse | Resettable Fuses - PPTC | in stock |
|
Inquiry | |
RUEF300U | Littelfuse | Resettable Fuses - PPTC 3A 30V 40A Imax | in stock |
|
Inquiry | |
RUEF300-AP | Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax | in stock |
|
Inquiry | |
RUEF300-AP | Littelfuse | Resettable Fuses - PPTC 3A 30V 100A Imax | in stock |
|
Inquiry | |
RUEF300K2 | Littelfuse Inc | in stock |
|
Inquiry | ||
RUEF300 30V 3A | Littelfuse Inc | in stock |
|
Inquiry | ||
RUEF300-2-CUT TAPE | Littelfuse Inc | in stock |
|
Inquiry |

IC Components Limited
Certificates

Asian Tera Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | LITTELFUSE | Check alternative solution with competitive price | 125000 |
|
Buy | |
RUEF300-2 | LITTELFUSE | Check alternative solution with competitive price | 25000 |
|
Buy | |
RUEF300U | LITTELFUSE | Check alternative solution with competitive price | 5000 |
|
Buy | |
RUEF300K-2 | LITTELFUSE | Check alternative solution with competitive price | 50000 |
|
Buy | |
RF2611-000£¨RUEF300£© | IXYS Corperation (Littlefuse) | Check alternative solution with competitive price | 5000 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | In stock,ready for shipping | 15000 |
|
Inquiry | ||
RUEF300 /RF2611-000 | Littelfuse | In stock,ready for shipping ; Through Hole | 2750 |
|
Inquiry |

Farnell element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300.
sku #: 2668012
|
Littelfuse | Littelfuse - Fuse, Ptc Reset, 30V, 3A, Radial - Ruef300. |Littelfuse RUEF300. | in stock |
|
Buy | |
RUEF300
sku #: 2752759
|
Littelfuse | Littelfuse - Pptc Resettable Fuse, Rad, Rectnglr, 30V - Ruef300 |Littelfuse RUEF300 | in stock |
|
Buy | |
RUEF300
sku #: 1175849
|
Raychem / TE Connectivity | Raychem/Te Connectivity - Polyswitch, Radial, 3A - Ruef300 |Raychem / TE Connectivity RUEF300 | out of stock |
|
Buy | |
RUEF300-2
sku #: 2786685
|
Littelfuse | Littelfuse - Fuse, Resettable Ptc, 30Vdc, 3A, Thd - Ruef300-2 |Littelfuse RUEF300-2 | in stock |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
RUEF300 | DIP ; DC:2018+ | 88000 |
|
Inquiry | ||
RUEF300-2 | Raychem/TYCO | DC:11+ | 58500 |
|
Inquiry | |
RUEF300K | DIP-2 ; DC:15+ | 32730 |
|
Inquiry | ||
RUEF300U | Raychem/TYCO | DC:11+ | 58500 |
|
Inquiry | |
RUEF300 3A | DIP2 ; DC:2018+ | 322000 |
|
Inquiry | ||
RUEF300-AP | Raychem/TYCO | DC:11+ | 58500 |
|
Inquiry | |
RUEF300K2 | TE | DC:2015 | 210820 |
|
Inquiry | |
RUEF300 30V 3A | Raychem | DIP | 1000000 |
|
Inquiry | |
RUEF300-2-CUTTAPE | RAYCHEM | 31500 |
|
Inquiry | ||
MA3030-H(TX),2SA1037AKT146Q,RUEF300 | SMD ; DC:2018+ | 30499 |
|
Inquiry |
See Also: