Relé de estado sólido Finder 77B190248250, 40 A, 280 V AC, passagem por zero, montagem em quadro

In industrial control panels and building automation, the Finder 77B190248250 solid state relay switches resistive and inductive AC loads up to 40 A. Its zero-cross switching reduces electrical noise and extends lamp life in heating, lighting, and motor applications.

Key specifications

• Output current: 40 A
• Output voltage: 24–280 V AC
• Control voltage: 4–32 V DC
• Switching type: zero-cross
• Mounting: panel mount
• Connection: screw terminals
• Operating temperature: -20 to +60 °C

Why choose it

The relay integrates an LED status indicator for quick diagnostics and provides 4000 V AC isolation between input and output. Its self-extinguishing plastic housing meets IP20 protection for use in enclosed panels.

Ideal use cases

• Heating element control
• Lighting systems
• Motor starters
• Building automation

Good to know

The relay handles non-repetitive surge currents up to 400 A (10 ms) and operates on 47–63 Hz AC supplies. Maximum input current is 15 mA at 32 V DC.