Terminal Blocks Sectional Relay Blocks: Block Type - Relay Module; Voltage - Maximum Switching - 250V; Voltage - Operating - 24V; Amps - 32mA; Contacts - (2)PDT; On Delay - 15ms; Off Delay - 5ms; AWG Range - 30-14 AWG; Contact Style - Screw; Model Type - UMK 22-REL 24/21-21; Mounting - DIN Rail NS 35/7,5; Temperature Rating - -20 deg C to 65 deg C; Block Width - 22.5