Honeywell Output Module Model no :- 621-2150 Outputs :- 16 Output On at zero crossing Points Per Common :- 16 Nominal Voltage :- 115 Vac Voltage Range :- 90-140 Vac Maximum Current Range :- 2A per circuit ,12A per module Surge Current :- 15 A, 2 cycle (nonrepetitive) Off-State Leakage Current = 5 mA (typical) On-State Voltage Drop = 2 Vac at 2A Fusing :- 1 per circuit, 3A slo blow Operating Current +5 Vdc :- 145 mA plus 24 mA for each Energized output, 529 mA maximum Terminal Block Required :- 621-9950