Schneider Electric AG23A01A : Erie PopTop Spring Return Actuator, 24 VAC, On/Off, Normally Open, SPST, Power (Open or Close): 9 to 11 Seconds, Spring Return (Open or Close): 4 to 5 Seconds, 32 to 200°F (Fluid) @ 104°F (Ambient) (0 to 93°C @40°C), Terminal Block, NEMA 1 Enclosure