Sold in quantity of 10. The FAST-R4J suits four core reader connections such those using RS485/OSDP protocols. The FAST-R4J is used where RS485 line termination is not required, or the card reader has a built-in termination option. FAST Connectors for joining card readers and locks to security cable. Strip, twist and insert, job done. The FAST Connector System saves time and helps eliminate faults associated with traditional solder, crimp or screw terminal connection methods. Suitable for solid or stranded conductors. Just strip the conductor and insert into the appropriate colour coded terminal. The FAST Connector System can be quickly fitted in advance to security peripherals, thus saving costly on-site labour hours. Service replacement of equipment is also more efficient thanks to quick removal and connection facilitated by the FAST Connector system. The same connector can be re-used multiple times. Features - Secure quick connect spring clamp terminals - Colour coded terminals - Compact size to fit into wall cavities, duct and door frames - No solder, crimps or screw terminals Applications - Quick connection of card reader tails to security cable - Wiegand, RS485 & OSDP protocols - Lock & power cable connections - Access control systems - Wiegand and RS485 code pads - RS485 daisy chain and termination