4pcs PC817 4 Channel Optocoupler Isolation Board Voltage Converter Adapter Module Driver Photoelectric Isolated Module 3.6-30V (2pcs 8 Way Optocoupler) 2pcs 8 Way Optocoupler auspowers_batchtwo 43 Nom Operating Power:: 1

43 Nom Operating Power:: 1 Product Range:: T9A Series Relay Mounting:: Through Hole Relay Terminals:: Solder Relay Type:: Power - General Purpose SVHC:: To Be Advised

5 x 6 inches 1

Ideal for covering damaged walls

MPD Digital 3-Inch Extra Long N Type Female Threaded Bulkhead Barrel Adapter

9900 series IP phone (as loong as it has a RJ-9 headset jack)

4pcs PC817 4 Channel Optocoupler Isolation Board Voltage Converter Adapter Module Driver Photoelectric Isolated Module 3.6-30V (2pcs 8 Way Optocoupler) 2pcs 8 Way Optocoupler auspowers_batchtwo 43 Nom Operating Power:: 14pcs PC817 4 Channel Optocoupler Isolation Board Voltage Converter Adapter Module Driver Photoelectric Isolated Module 3. 6 30V (2pcs 8 Way Optocoupler) Parameter1. the drive terminal signal voltage: 3. 3 24V2. The output voltage range: 3. 3 30V(output current depends on the specific situation, but the maximum is not 10MA, the total power is certain, the voltage and current are inversely proportional3. Through the jumper cap can achieve whether the