Suggested replacement:  BALBOA BP7 CONTROL SYSTEM 4 KW BUNDLE WITH TP500 TOPSIDE CONTROL
Newest Generation Balboa Control System with M7 Patented Sensor heater technology
 
Includes:
Balboa BP7 Control System Part# G4361
4 KW Heater, 240V
TP500 Topside Control  (6.32" x 2.25") Part# 57238
Overlap Part# 17183
TP500 Adaptor Plate  ( 9"x 4") Part# 15480
Light Cord 10'
 
Can Operate
Pump 1: 1 or 2 speed (120v or 240v)
Pump 2: 1 or 2 speed or a blower (120v or 240v)
Circ pump (optional) (120v or 240v)
Heater 4kw
Circulation Pump - Requires Minimum flow rate is 23 GPM and 1.5" Plumbing
Spa Light