ED-12-2B-N-0-DG,ED-12-2B-N-D12-DG,ED-12-2B-N-R110-DG
ED-12-2B-N-D24-DG,ED-12-2B-N-R220-DG,ED-12-2B-N-0-DL,ED-12-2B-N-D12-DL,ED-12-2B-N-R110-DL,
ED-12-2B-N-D24-DL,ED-12-2B-N-R220-DL,ED-12-2B-N-0-DR,ED-12-2B-N-D12-DR,ED-12-2B-N-R110-DR,
ED-12-2B-N-D24-DR,ED-12-2B-N-R220-DR,ED-12-2B-M-0-DG,ED-12-2B-M-D12-DG,ED-12-2B-M-R110-DG,
ED-12-2B-M-D24-DG,ED-12-2B-M-R220-DG,ED-12-2B-M-0-DL,ED-12-2B-M-D12-DL,ED-12-2B-M-R110-DL,
ED-12-2B-M-D24-DL,ED-12-2B-M-R220-DL,ED-12-2B-M-0-DR,ED-12-2B-M-D12-DR,ED-12-2B-M-R110-DR,
ED-12-2B-M-D24-DR,ED-12-2B-M-R220-DR,两通常闭型电磁换向阀