SRP1 High-Endurance Solid-State Relays

Littelfuse SRP1 High-Endurance Solid-State Relays (SSRs) feature multipurpose SSRs, which ensure superior uptime in high-frequency operations. The SSRs provide a high-endurance design for enhanced operational reliability, resulting in 2x to 3x more life endurance cycles in demanding conditions. The SRP1-CB models are a basic SSR for flexibility, the SRP1-CB models are ideal for quick connectors, and the SRP1-CR models are touch-safe and suitable for overvoltage protection. The SRP1 series accommodates various applications and load types, which offers flexibility and utility in engineering projects. The SSRs comply with cЯUus and CE international standards for product safety and quality. The Littelfuse SRP1 High-Endurance SSRs are RoHS/REACH-compliant and ideal for various food and beverage industries, including cooking ovens, hot drink dispensers and commercial fryers/toasters. The SSRs are also suitable for other lighting and HVAC applications.

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Qty. RoHS ECAD Model Product
Type
Mounting Style
Load Current Rating
Load Voltage Rating
Relay Contact Form
Output Type
Control Voltage Range
Input Current
Minimum Operating Temperature
Maximum Operating Temperature
IP Rating
Series
Length
Width
Height
Packaging
Littelfuse Solid State Relays - SSRs SSR Pnl, 1x75A/600VAC RN, AC/DC in, IP20
Datasheet
5In Stock
5On Order
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP20 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x75A/600VAC RN, DC in, IP00
Datasheet
12In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP00 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Pnl, 1x75A/600VAC ZC, AC/DC in, IP20
Datasheet
11In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP20 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Pnl, 1x75A/600VAC ZC, AC/DC in, IP00
Datasheet
12In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP00 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Pnl, 1x75A/600VAC RN, AC/DC in, IP00
Datasheet
4In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP00 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x90A/600VAC ZC, DC in, IP00
Datasheet
36In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 90 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP00 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x75A/600VAC ZC, DC in, IP20
Datasheet
24In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 75 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP20 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x90A/600VAC ZC, DC in, IP20
Datasheet
36In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 90 A SPST (1 Form A) Zero Switching 16 mA to 25 mA - 40 C + 70 C IP20 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR ZLP, 1x12A/240VAC ZC, DC in, QC
Datasheet
44In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 12 A 4 VDC to 32 VDC SPST (1 Form A) Zero Switching 5 mA to 30.5 mA - 40 C + 70 C IP20 43.9 mm 38 mm 12.45 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP CL, 1x50A/1200VDC, DC in, IP20
Datasheet
4In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 50 A 5 VDC to 32 V SPST (1 Form A) DC Switching 25 mA to 42 mA - 40 C + 90 C IP20 58.2 mm 44.5 mm 19.6 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP CL, 1x20A/1700VDC, DC in, IP20
Datasheet
1In Stock
6Expected 2026/09/02
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 20 A 5 VDC to 32 V SPST (1 Form A) DC Switching 25 mA to 42 mA - 40 C + 90 C IP20 58.2 mm 44.5 mm 19.6 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP CL, 1x20A/600VDC, DC in, IP20
Datasheet
6In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 20 A 5 VDC to 32 V SPST (1 Form A) DC Switching 25 mA to 42 mA - 40 C + 90 C IP20 58.2 mm 44.5 mm 19.6 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP CL, 1x70A/600VDC, DC in, IP20
Datasheet
5In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 70 A 5 VDC to 32 V SPST (1 Form A) DC Switching 25 mA to 42 mA - 40 C + 90 C IP20 58.2 mm 44.5 mm 19.6 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP LE, 1x25A/240VAC ZC, DC in, IP20
Datasheet
12In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 25 A 6 VDC to 32 VDC SPST (1 Form A) Zero Switching 16 mA to 20 mA - 40 C + 100 C IP20 59.4 mm 44.8 mm 30 mm Bulk
Littelfuse Solid State Relays - SSRs SSR HP LE, 1x50A/480VAC ZC, DC in, IP20
Datasheet
14In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 50 A 6 VDC to 32 VDC SPST (1 Form A) Zero Switching 16 mA to 20 mA - 40 C + 100 C IP20 59.4 mm 44.8 mm 30 mm Bulk
Littelfuse Solid State Relays - SSRs SSR ZLP, 1x12A/240VAC ZC, DC in, QC
Datasheet
23In Stock
Min.: 1
Mult.: 1

Solid State Relays Panel Mount 12 A 4 VDC to 32 VDC SPST (1 Form A) Zero Switching 5 mA to 30.5 mA - 40 C + 70 C IP20 43.9 mm 38 mm 12.45 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x25A/240VAC ZC, DC in, IP00
Datasheet
40In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 25 A 24 VAC to 240 VAC SPST-NO 4 VDC to 32 VDC 7 mA to 12 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x25A/600VAC ZC, DC in, IP20
Datasheet
25In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 25 A 48 VAC to 600 VAC SPST-NO 4 VDC to 32 VDC 7 mA to 12 mA - 40 C + 70 C IP20 SRP1-CR 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x25A/240VAC ZC, DC in, IP20
Datasheet
48In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 25 A 24 VAC to 240 VAC SPST-NO 4 VDC to 32 VDC 7 mA to 12 mA - 40 C + 70 C IP20 SRP1-CR 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x50A/240VAC ZC, DC in, IP20
Datasheet
32In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 50 A 24 VAC to 240 VAC SPST-NO 4 VDC to 32 VDC 7 mA to 12 mA - 40 C + 70 C IP20 SRP1-CR 57.6 mm 44.9 mm 29.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x25A/600VAC RN, AC in, IP00
Datasheet
6In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 25 A 48 VAC to 600 VAC SPST-NO 90 VAC to 280 VAC 4 mA to 7 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x50A/600VAC RN, AC in, IP00
Datasheet
6In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 50 A 48 VAC to 600 VAC SPST-NO 90 VAC to 280 VAC 4 mA to 7 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x10A/240VAC RN, AC in, IP00
Datasheet
6In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 10 A 24 VAC to 240 VAC SPST-NO 90 VAC to 280 VAC 4 mA to 7 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x25A/240VAC RN, AC in, IP00
Datasheet
4In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 25 A 24 VAC to 240 VAC SPST-NO 90 VAC to 280 VAC 4 mA to 7 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk
Littelfuse Solid State Relays - SSRs SSR Panel, 1x50A/240VAC RN, AC in, IP00
Datasheet
6In Stock
Min.: 1
Mult.: 1

Solid State Relays High Endurance Solid State Relay Panel Mount 50 A 24 VAC to 240 VAC SPST-NO 90 VAC to 280 VAC 4 mA to 7 mA - 40 C + 70 C IP00 SRP1-CB 57.6 mm 44.9 mm 23.3 mm Bulk