Triple Aquastat Relay, Triple Aquastat Relay with High Limit, 10 Degree Fixed High Limit Differential, 10-25 Degree Low Limit Differential, SPST High Limit and Low Limit Switching, 130-240 Degree High Limit Operating Range, 110-220 Degree Low Limit Operating Range, 0-95%RH Operating Humidity Range, Horizontal Mount