RS232 Relay Board 4Ch Remote Control Switch with RS232 DB9 Female Interface for Car Motor and Smart Home Garage Door

• HIGH QUALITY-- The module adopts high quality material for long lifespan, it features quick response and high reliability, durable in use.
• EASY INSTALLATION-- The relay is equipped with RS232 DB9 female interface, which is suitable for most of devices. It has simple construction for easy wiring.
• 4 CHANNEL-- This is 4 channel relay module can be used to control car motor and other electric devices. DC 12V power supply (voltage range 9-13v).
• Multi-Function Control: 6 operational modes: Read, Open/Close, Self-Locking, Actuation, and Interlocking, engineered for precision in industrial automation systems. Streamlined design integrates safety protocols and rapid-response logic.
• FEATURE-- Standby current (all relays closed) 18MA, 1 channel relay open 50MA, 2 channel relays open 81MA, 3 channel relays open 110MA, 4 channel relays open 141MA.

Features: This is 4 Channel Relay Module. DC 12V power supply (voltage range 9-13v). Standby current (all relays closed) 18MA, 1 channel relay open 50MA, 2 channel relays open 81MA, 3 channel relays open 110MA, 4 channel relays open 141MA. RS232 DB9 female interface. 6 operational modes: Read, Open/Close, Self-Locking, Actuation, and Interlocking, engineered for precision in industrial automation systems. Streamlined design integrates safety protocols and rapid-response logic. Specifications: Model: CE039_12V Product series: RS232 Rated current: 10A Rated voltage: DC12V 3C rated voltage range: below 36V Relay load current: Maximum 10A Relay load voltage: DC 1-100v or AC85-265v Weight: 67g Size: 8.5 x 4.7 x 1.8cm/3.35 x 1.85 x 0.71inch Package Included: 1 x RS232 Relay Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.