| Photo | Mfr. Part # | Availability | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                     
                 
                
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                    RGEF300-2PTC RESET FUSE 16V 3A RADIAL Littelfuse Inc.  |  
                2,387 | 
                
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                       Datasheet  | 	
                
                Radial, Disc | PolySwitch®, RGEF | Tape & Reel (TR) | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 1 s | 38 mOhms | 97.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.260" L x 0.098" W (6.60mm x 2.50mm) | 0.433" (11.00mm) | - | 0.199" (5.05mm) | 
                 
                     
                 
                
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                    1812L075/24DRPTC RESET FUSE 24V 750MA 1812 Littelfuse Inc.  |  
                10,845 | 
                
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                       Datasheet  | 	
                
                1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 290 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - | 
                 
                     
                 
                
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                    AHEF300PTC RESET FUSE 32V 3A RADIAL Littelfuse Inc.  |  
                9,394 | 
                
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                       Datasheet  | 	
                
                Radial, Disc | PolySwitch®, AHEF | Bag | Active | Polymeric | 32V | 3 A | 6 A | 100 A | 5 s | 35 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.402" L x 0.150" W (10.20mm x 3.80mm) | 0.610" (15.50mm) | - | 0.200" (5.08mm) | 
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                    SMD030F-2018-2PTC RESET FUSE 60V 300MA 2SMD Littelfuse Inc.  |  
                8,914 | 
                
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                       Datasheet  | 	
                
                2-SMD | PolySwitch®, SMD | Tape & Reel (TR) | Active | Polymeric | 60V | 300 mA | 800 mA | 20 A | 1.5 s | 500 mOhms | 2.3 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.200" L x 0.180" W (5.08mm x 4.58mm) | - | 0.070" (1.78mm) | - | 
                 
                     
                 
                
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                    RGEF800PTC RESET FUSE 16V 8A RADIAL Littelfuse Inc.  |  
                3,927 | 
                
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                       Datasheet  | 	
                
                Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 8 A | 13.6 A | 100 A | 5 s | 5.6 mOhms | 17.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.480" L x 0.098" W (12.20mm x 2.50mm) | 0.823" (20.90mm) | - | 0.199" (5.05mm) | 
                 
                     
                 
                
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                    RGEF500PTC RESET FUSE 16V 5A RADIAL Littelfuse Inc.  |  
                1,901 | 
                
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                       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) | 
                 
                     
                 
                
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                    RKEF250PTC RESET FUSE 60V 2.5A RADIAL Littelfuse Inc.  |  
                20,648 | 
                
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                       Datasheet  | 	
                
                Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 40 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" L x 0.150" W (13.00mm x 3.81mm) | 0.740" (18.80mm) | - | 0.200" (5.08mm) | 
                 
                     
                 
                
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                    2920L075DRPTC RESET FUSE 30V 750MA 2920 Littelfuse Inc.  |  
                6,995 | 
                
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                       Datasheet  | 	
                
                2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 30V | 750 mA | 1.5 A | 40 A | 300 ms | 350 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - | 
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                    RHEF050-2PTC RESET FUSE 30V 500MA RADIAL Littelfuse Inc.  |  
                5,631 | 
                
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                       Datasheet  | 	
                
                Radial, Disc | PolySwitch®, RHEF | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 920 mA | 40 A | 2.5 s | 480 mOhms | 1.1 Ohms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.199" (5.05mm) | 
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                    SRP175FPTC RESET FUSE 15V 1.75A STRAP Littelfuse Inc.  |  
                2,649 | 
                
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                       Datasheet  | 	
                
                Strap | PolySwitch®, SRP | Bulk | Active | Polymeric | 15V | 1.75 A | 3.8 A | 100 A | 5 s | 50 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.199" W (22.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |