Balboa VS515SZ Spa Pack 55584 with 4kW Heater

Balboa VS515SZ Control System (#55584)

Used in, Premium Leisure, Fitness, Mark III, Pinnacle, GO Spas and other brand hot tubs.
Used with "Standard" Balboa Panels Only
Controls the following system options: Pump 1 - Two Speed Auxillary/Air Blower, Lighting, sound package,Ozonator.

Includes 4.0kW Heater that operates at 230 volts.

This complete spa pack replaces VS501SZ,54379,55476,55584.

This is a spa pack with circuit board, internal wiring and the case along with heater. 
Topside control panel 53999 and overlay 7509 sold separately as needed.

Also works with VL600S control panel 54548.

System can operate a 2-speed Pump 1, 1-speed Pump 2, 1-speed pump 3 or blower, an ozonator, 12v spa light, stereo (120v) and a 240v heater.  (heater can be either 4kw or 5.5kw - see pack schematics on inside cover for details)
System can also optionally be configured to operate a 24 hour circ pump using dip switches A5 and A9 on the main circuit board (for a 120v 24-hour circ pump if needed).  Note ozonator and circ pump must be the same voltage.
The heater wattage is rated at 240 volts. When operating at 120 volts, the heater output is about 25%.