The M20-1071000 is a 20-contact 2.54mm female DIL Crimp Connector with black UL94V-1 modified PPO housing. The M20 series receptacle has straight connector orientation, cable housing connection type and side stackable. It is suitable for use with 0.64mm square mating pin size and for 22 to 30AWG wire sizes. Designed for interconnecting board to board.