Phoenix Contact 2966595 | OPT-24DC/24DC/2 3A Miniature Solid State Relay

The Phoenix Contact 2966595 is a compact pluggable solid-state relay (SSR) from Phoenix Contact’s high-performance OPT series, officially designated OPT-24DC/24DC/2. Designed to replace traditional mechanical relays, the 2966595 features contact-free DC-DC switching, 24V DC control input, and 3A continuous load capacity for 3–33V DC output circuits. This genuine Phoenix Contact 2966595 solid-state relay delivers wear-free high-speed switching, complete galvanic isolation, and ultra-stable long-cycle operation, making it an ideal maintenance-free switching solution for precision industrial automation and low-power DC control systems.

Complete Technical Specifications

Engineered for miniature PCB and plug-in installation, the Phoenix Contact 2966595 adopts advanced optocoupler isolation and semiconductor switching technology, achieving silent, bounce-free operation and superior electrical stability for industrial DC signal control.

• Part Number：2966595

• Full Model：OPT-24DC/24DC/2

• Product Type：Miniature Plug-in DC Solid State Relay (SSR)

• Input Control Voltage：24V DC standard industrial control voltage

• Input Voltage Range：18V DC ~ 30V DC wide adaptive input

• Output Load Voltage：3V DC ~ 33V DC universal DC load range

• Rated Output Current：3A continuous stable switching current

• Contact Configuration：SPST-NO single-pole normally open contact

• Switching Type：Contact-free semiconductor wear-free switching

• Switching Speed：Ultra-fast bounce-free high-frequency response

• Isolation Method：Optoelectronic galvanic full isolation

• Isolation Voltage：High dielectric strength isolation between input and output

• Operating Temperature：-25°C ~ +60°C industrial temperature range

• Mounting Style：Miniature plug-in / PCB mount compact installation

• Operation Feature：Silent operation, no arc generation, no mechanical bounce

• Service Life：Ultra-long cycle lifespan without mechanical wear and fatigue

Adopting professional DC-DC solid-state switching design, the 2966595 Phoenix Contact relay eliminates mechanical contact bounce and electric arc interference, ensuring clean and precise signal switching for sensitive DC control circuits under long-term high-frequency operation.

Core SSR Product Advantages

Different from conventional mechanical relays, the Phoenix Contact 2966595 solid-state relay uses pure semiconductor switching structure with no physical contacts, completely solving common mechanical failure pain points such as contact oxidation, arc burnout and mechanical fatigue. It supports high-frequency continuous switching without signal jitter or bounce, greatly improving the accuracy and stability of automated control logic.

Equipped with reliable optoelectronic isolation technology, the 2966595 achieves complete electrical separation between 24V DC control side and load side, effectively blocking circuit interference and surge crosstalk, and enhancing overall system anti-interference ability. The wide 3–33V DC output range and 3A heavy-load capacity adapt to most industrial low-power DC loads. Featuring miniature lightweight design and silent operation, it fits dense cabinet and PCB layout scenarios perfectly. With zero mechanical wear, the module requires no maintenance and delivers far longer service life than traditional relays in continuous operation scenarios.

Industrial Application & System Matching

The compact Phoenix Contact 2966595 24V DC 3A solid-state relay is specially designed for high-frequency, high-precision and maintenance-free DC switching scenarios. The 2966595 SSR stably drives miniature solenoid valves, DC indicator lights, low-power sensor equipment, PLC signal expansion circuits and industrial communication auxiliary circuits.

It is widely deployed in intelligent automation equipment, environmental monitoring instruments, building automation control systems, precision testing devices and automated laboratory equipment. The genuine Phoenix Contact 2966595 serves as a high-reliability upgrade replacement for mechanical relays, perfectly suitable for projects requiring long-term uninterrupted high-frequency switching and low failure rate control circuits.