Expansion module with 4 outputs relays for LightSYS™ and ProSYS™ / ProSYS™ Plus main panels. Certified EN50131 GRADE 3. Each output can be activated by different events related to the system, partitions, zone or user. Possibility of programming NO or NC. Only the circuit without box is supplied. 4 output relays of 3A. Connection to BUS. Max. distance: 300m. Consumption 25mA (typical), 140mA (max).