Part Details for RUEF400K-2 by Littelfuse Inc
Results Overview of RUEF400K-2 by Littelfuse Inc
- Distributor Offerings: (9 listings)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (6 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
RUEF400K-2 Information
RUEF400K-2 by Littelfuse Inc is a Non-linear Resistor.
Non-linear Resistors are under the broader part category of Resistors.
Resistors are passive components that work by limiting electron flow in a circuit. They are available as fixed or as variable (potentionmeters). Read more about Resistors on our Resistors part category page.
Price & Stock for RUEF400K-2
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
RUEF400K-2HFCT-ND
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DigiKey | PTC RESET FUSE 30V 4A RADIAL Min Qty: 1 Lead time: 15 Weeks Container: Cut Tape (CT), Tape & Reel (TR) |
2682 In Stock |
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$0.2641 / $0.7100 | Buy Now |
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DISTI #
650-RUEF400K-2
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Mouser Electronics | Resettable Fuses - PPTC 4A 30V 100A Imax RoHS: Compliant | 2198 |
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$0.2640 / $0.5900 | Buy Now |
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DISTI #
V72:2272_16255971
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Arrow Electronics | PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19mm T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 15 Weeks Date Code: 2220 Container: Cut Strips | Americas - 695 |
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$0.2709 / $0.2940 | Buy Now |
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DISTI #
71293797
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Verical | PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19mm T/R RoHS: Compliant Min Qty: 111 Package Multiple: 1 Date Code: 2301 | Americas - 1500 |
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$0.6621 / $0.7397 | Buy Now |
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DISTI #
62837140
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Verical | PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19mm T/R RoHS: Compliant Min Qty: 22 Package Multiple: 1 Date Code: 2220 | Americas - 695 |
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$0.2709 / $0.2894 | Buy Now |
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DISTI #
RUEF400K-2
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TTI | Resettable Fuses - PPTC 4A 30V 100A Imax RoHS: Compliant pbFree: Pb-Free Min Qty: 1500 Package Multiple: 1500 Container: Reel |
Americas - 9000 In Stock |
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$0.3520 / $0.3740 | Buy Now |
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DISTI #
RUEF400K-2
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IBS Electronics | MPN: RUEF400K-2 | Mfg: Littelfuse SCT Min Qty: 1500 Package Multiple: 1 | 0 |
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$0.3445 / $0.3575 | Buy Now |
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Chip Stock | 41000 |
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RFQ | ||
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LCSC | 30V 4A 100A 8A Plugin Resettable Fuses ROHS | 1078 |
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$0.4527 / $0.5899 | Buy Now |
Part Details for RUEF400K-2
RUEF400K-2 CAD Models
RUEF400K-2 Part Data Attributes
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RUEF400K-2
Littelfuse Inc
Buy Now
Datasheet
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Compare Parts:
RUEF400K-2
Littelfuse Inc
PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | LITTELFUSE INC | |
| Package Description | RADIAL LEADED, ROHS COMPLIANT | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.40.80.70 | |
| Samacsys Manufacturer | LITTELFUSE | |
| Additional Feature | RESISTANCE RANGE(MIN-MAX): 0.01-0.03 | |
| JESD-609 Code | e3 | |
| Mounting Feature | THROUGH HOLE MOUNT | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 85 °C | |
| Package Shape | RECTANGULAR PACKAGE | |
| Packing Method | TR | |
| Rated Power Dissipation (P) | 2.5 W | |
| Resistance | 0.05 Ω | |
| Resistor Type | PTC RESETTABLE FUSE | |
| Surface Mount | NO | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Placement | RADIAL | |
| Terminal Shape | WIRE | |
| Thermistor Application | TEMPERATURE SENSING |
Alternate Parts for RUEF400K-2
This table gives cross-reference parts and alternative options found for RUEF400K-2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of RUEF400K-2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| RUEF400 | Littelfuse Inc | $0.3922 | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RUEF400 |
| RUEF400-2 | Littelfuse Inc | $0.4008 | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RUEF400-2 |
| RF2731-000 | Littelfuse Inc | $0.4525 | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RF2731-000 |
| RF2726-000 | Littelfuse Inc | $0.4525 | PTC Resettable Fuse | RUEF400K-2 vs RF2726-000 |
| RF2725-000 | Littelfuse Inc | $0.4611 | PTC Resettable Fuse | RUEF400K-2 vs RF2725-000 |
| RUEF400 | TE Connectivity | Check for Price | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RUEF400 |
| RUEF400-AP | TE Connectivity | Check for Price | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RUEF400-AP |
| RF2729-000 | Littelfuse Inc | Check for Price | PTC Resettable Fuse, 0.05ohm, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT | RUEF400K-2 vs RF2729-000 |
RUEF400K-2 Frequently Asked Questions (FAQ)
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The recommended mounting torque for the RUEF400K-2 is 10-15 in-lbs (1.1-1.7 Nm).
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Yes, the RUEF400K-2 is designed to operate in high-temperature applications up to 150°C (302°F). However, the fuse's current rating may be derated at higher temperatures.
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Yes, the RUEF400K-2 is compatible with lead-free soldering processes and meets the requirements of the RoHS directive.
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The minimum order quantity for the RUEF400K-2 varies depending on the distributor or supplier. Typically, it ranges from 100 to 1000 pieces.
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Yes, the RUEF400K-2 is designed to operate in harsh environmental conditions, including outdoor applications, and meets the requirements of IEC 60269-2-1.