SIR Series – Solid-State Isolated Relay

SIR1A1A4

The SIR1A1A4 relay provides solid-state switching protection with input voltage from 9 to 30 V ac/dc and output voltage at 120 V ac.


  • Electrical Characteristics
    • Catalog # SIR1A1A4
    • Input Voltage (V) 9 - 30 Vac/Vdc
    • Input Tolerance (%) ±20%
    • Input Type Optical isolation LED/photo transistor
    • Output Voltage 120 Vac
    • Output Voltage Drop (V) ≅2.0 at rated current
    • Minimum Output Load Current (A) ≅50
    • Output Type Optical isolation totally Solid state
    • Output Form SPST; NO
    • Output Load Rating (VA) 1 A
    • Power Consumption ≤0.5 W
    • Insulation Resistance ≥100
    • Dielectric Breakdown ≥2000 terminals to mounting surface
    • Open State Leakage Current (A) ≅6
    • Termination Type 0.25 in. (6.3 mm) male quick connect terminals
    • Mounting Method Surface mount with one #10 (M5 x 0.8) screw
    • Operating Temperature -40° to 60°C (-40° to 140°F)
    • Storage Temperature (F/C) -55° to 85°C (-67° to 185°F)
    • Humidity 95% non-condensing
    • Dimensions 2 H x 2 W x 1.51 D in. (50.8 x 50.8 x 38.4 mm)
    • Weight (lbs/g) 0 Kg