This combiner includes 5 DK10N-BK Dinkle terminal blocks, 5 DK10N-WE Dinkle terminal blocks, 2 SS2 end brackets, 1 DK10NC-BK end cover, 2 DSS10N-05P jumpers, all mounted on a 7" piece of aluminum RoHS rail. These are 20 wire connections. 10 whites made in common by the inserted jumper and 10 blacks made in common by the inserted jumper. Technical Data (UL) Rated Voltage: 600V Rate Current: 60A Conductor Cross-section, Solid (AWG): 20-6 Conductor Cross-section, Flexible (AWG): 20-6 Rated Impulse Withstand Voltage: 8KV Torque (N-m): 1.3 Screw: M4 Wire Strip Length: 12-14mm Insulating Material: PA TxHxW (mm): 10 x 49.3 x 42.9 (Individual Blocks) DIN Rail (mm): 35, 32 Jumper/Bridge: Press-fit/Insertion. Accepts TM49W marking tags.