PLC Design Solutions

Littelfuse Programmable Logic Controller (PLC) Design Solutions feature products that address the evolving demands of industrial automation, artificial intelligence (AI), machine learning (ML), renewable energy, and electric vehicles (EVs). These PLC circuit protection and power control products are designed to meet these challenges with precision and reliability. The components improve system uptime and resilience, from safeguarding power supplies to ensuring the reliable switching of loads. This PLC Design Solutions lineup from Littelfuse helps streamline designs and speed up time to market while ensuring compliance with global safety standards.

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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Termination Style
Hold Current
Maximum Voltage
Trip Current
Current Rating - Max
Resistance
Minimum Operating Temperature
Maximum Operating Temperature
Lead Spacing
Packaging
Littelfuse Resettable Fuses - PPTC 1.6A 30V 40A Imax
Datasheet
3.673In Stock
Min.: 1
Mult.: 1
: 2.000

RUEF PCB Mount Radial 1.6 A 30 VDC 3.2 A 100 A 110 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 2.5A 30V 40A Imax Uncoated
Datasheet
3.960In Stock
Min.: 1
Mult.: 1
: 3.000

RUEF PCB Mount Radial 2.5 A 30 VDC 5 A 100 A 70 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 9A 30V 40A Imax
Datasheet
1.410In Stock
Min.: 1
Mult.: 1
: 1.000

RUEF PCB Mount Radial 9 A 30 VDC 18 A 100 A 20 mOhms - 40 C + 85 C 10.9 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 1.85A 30V 100A Imax
Datasheet
4.601In Stock
Min.: 1
Mult.: 1
: 3.000

RUEF PCB Mount Radial 1.85 A 30 VDC 3.7 A 100 A 90 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 30V 40A 0.90W PolySwitch Reset Dev
Datasheet
1.914In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 1.6 A 30 V 3.2 A 40 A 110 mOhms - 40 C + 85 C
Littelfuse Resettable Fuses - PPTC 1.1A 30V 40A Imax
Datasheet
837In Stock
Min.: 1
Mult.: 1
: 500

RUEF PCB Mount Radial 1.1 A 30 VDC 2.2 A 100 A 170 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX
Datasheet
48In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 2.5 A 30 VDC 4.9 A 100 A 80 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC .9A 30V 100A Imax
Datasheet
22.517In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 900 mA 30 VDC 1.8 A 100 A 220 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 1.1A 30V 100A Imax
Datasheet
6.830In Stock
Min.: 1
Mult.: 1
: 3.000

RUEF PCB Mount Radial 1.1 A 30 VDC 2.2 A 100 A 170 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 1.35A 30V 100A Imax
Datasheet
11.110In Stock
24.500On Order
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 1.35 A 30 VDC 2.7 A 100 A 130 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 1.6A 30V 100A Imax
Datasheet
15.788In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 1.6 A 30 VDC 3.2 A 100 A 110 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 1.85A 30V 100A Imax
Datasheet
11.021In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 1.85 A 30 VDC 3.7 A 100 A 90 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 2.5A 30V 100A Imax
Datasheet
21.242In Stock
Min.: 1
Mult.: 1
: 3.000

RUEF PCB Mount Radial 2.5 A 30 VDC 5 A 100 A 70 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 3A 30V 100A Imax
Datasheet
35.182In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 3 A 30 VDC 6 A 100 A 80 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 3A 30V 100A Imax
Datasheet
8.172In Stock
Min.: 1
Mult.: 1
: 2.500

RUEF PCB Mount Radial 3 A 30 VDC 6 A 100 A 80 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 4A 30V 100A Imax
Datasheet
19.448In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 4 A 30 VDC 8 A 100 A 50 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 5A 30V 100A Imax
Datasheet
34.901In Stock
3.750Expected 14/10/2026
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 5 A 30 VDC 10 A 100 A 50 mOhms - 40 C + 85 C 10.9 mm Bulk
Littelfuse Resettable Fuses - PPTC 5A 30V 100A Imax
Datasheet
5.940In Stock
Min.: 1
Mult.: 1
: 1.500

RUEF PCB Mount Radial 5 A 30 VDC 10 A 100 A 50 mOhms - 40 C + 85 C 10.9 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 6A 30V 100A Imax
Datasheet
16.271In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 6 A 30 VDC 12 A 100 A 40 mOhms - 40 C + 85 C 10.9 mm Bulk
Littelfuse Resettable Fuses - PPTC 7A 30V 100A Imax
Datasheet
11.196In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 7 A 30 VDC 14 A 100 A 30 mOhms - 40 C + 85 C 10.9 mm Bulk
Littelfuse Resettable Fuses - PPTC 8A 30V 100A Imax
Datasheet
6.417In Stock
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 8 A 30 VDC 16 A 100 A 20 mOhms - 40 C + 85 C 10.9 mm Bulk
Littelfuse Resettable Fuses - PPTC .9A 30V 100A Imax
Datasheet
4.966In Stock
Min.: 1
Mult.: 1
: 3.000

RUEF PCB Mount Radial 900 mA 30 VDC 1.8 A 100 A 220 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 30V 900MA 100A RUEF
Datasheet
1.564In Stock
Min.: 1
Mult.: 1
: 2.000

RUEF PCB Mount Radial 900 mA 30 VDC 1.8 A 100 A 220 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 1.1A 30V 100A Imax
Datasheet
3.722In Stock
8.000Expected 13/10/2026
Min.: 1
Mult.: 1

RUEF PCB Mount Radial 1.1 A 30 VDC 2.2 A 100 A 170 mOhms - 40 C + 85 C 5.8 mm Bulk
Littelfuse Resettable Fuses - PPTC 30V 1.1A-HD 100A RUEF
Datasheet
1.966In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

RUEF PCB Mount Radial 1.1 A 30 VDC 2.2 A 100 A 170 mOhms - 40 C + 85 C 5.8 mm Reel, Cut Tape, MouseReel