The ALT-CT-LA is a dual pump control panel made by RJR Controls, designed for timed dose septic systems. It features a Grasslin timer for programmable dosing, automatic pump alternation, and a latching high-water alarm with manual reset. • PUMP – Two 120 VAC – 20 Amp circuit breakers.• TIMER – Grasslin FM1STUZ 15 minute pin clock timer.• ALTERNATING RELAY – Switches pumps after each pump cycle. Load selector switch allows load to be locked to either pump, or alternate between the two.• FLOATS – Low/Pump Start/Stop, HWA, LAG/Demand secondary pump on and off. All floats are N/O. Low and Lag – Pump Duty.• ALARM – Solid red light for high water. This control is equipped with a latching alarm. The control will remain in alarm state even if the water level returns to normal level. The alarm must be manually reset.• Alarm Test-Mute-Run switch and Pump Test switch included.• UL listed 4X Enclosure H x W x D = 12” x 10” x 6”.