New Space Saving Solid-State Relays from Littelfuse: SRP4 CC, SRP1 KC & SRP1 ME

19 March 2026

We are pleased to introduce three new Solid-State Relays from our partner Littelfuse: SRP4 CC, SRP1 KC, and SRP1 ME.

These new additions expand the Littelfuse industrial SSR portfolio with compact, reliable, long-life switching solutions that comply with international standards and are specifically designed for applications where panel space is limited.

SRP4 CC — Four Relays in One, Space Saving 4 Pole Desig

Highlights:

Four relays integrated into a single unit
4 pole design saves space by controlling multiple AC loads instead of using separate

SRP1 KC — Slim, Low Profile Solid-State Relay

Highlights:

Slim, low-profile that’s half the size of standard relays
Faston terminals for easier installation

SRP1 ME — Ultra Compact, Quarter Size SSR

Highlights:

Only one‑quarter the size of standard relays
Compact format ideal for simple heating control in confined spaces

Part of the Expanded Littelfuse SSR Portfolio

These space-saving series of SSRs complement Littelfuse’s wider offering of panel mount, DIN rail and PCB mount SSRs, HVAC timers, and power components such as SCRs and MOSFETs.