PP216 Photocell used on Desa oil fired heaters that used a spark plug. 

PP216 is the same as HA3019, M16656-4 and M16656-17.

PP216 replaces All Pro # 6865 

DESA:  Dayton, Knipco, Koehring, Master, Reddy, Remington, Sears, and TSC: (PP216, HA3019)

PINNACLE:  ProTemp, Master, Remington, Heat-Stream, WorkHorse, Heat Hog & SunStream: (71-016-1000, 710161000, 71-016,1020, 710161020)

SAME DAY SHIPPING ON ORDERS PLACE BEFORE 2:00PM EASTERN TIME