skip to Main Content

WATER-SOURCE

Bring the warmth of the tropics or the cool of the mountains to your backyard or community swimming pool and spa. The Water Source geothermal heater unit transfers free heat from nearby wells, lakes, canals, oceans, or closed loop systems to your swimming pool.

  • ThermoLink® Patented Titanium Heat Exchanger
  • Best warranty in its class
  • Electronic control and monitoring system
  • Units with hard copper plumbing available for high pressure installations
  • Attractive marine grade aluminum for strength and durability
  • Super efficient scroll compressor
  • Dual pool and spa thermostat standard on all models
  • SMART control panel with 24 character full-text display provides easy-to-read menu options and unit status
    PoolSync Ready

    Now you can control your heat pump right through your smartphone. Adjust your temperature setting in the PoolSync app.
    *Additional purchase of PoolSync WiFi Controller required

Contact AquaCal for your Sizing Needs
CE logo   ETL logo

Before building a Water Source heat pump for any application, this Build Spec questionnaire must be completed.

California residents – Click here for Proposition 65 warning

Category:

Specs

Specs WS03-TT
Efficiency 50/70°F Source Water Temp
BTUs 37,000/52,000
Coefficient of Performance 5.1/6.6
kW Input 2.1/2.3
Electrical
Voltage/Hz/Phase

A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A
Maximum Fuse Size

A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A – 30
Minimum Circuit Ampacity

A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A – 18.4
Over Temperature Alarm Kit required to heat spas over 96°F; Part number STK0221 for single phase, STK0222 for three phase.
Refrigerant R410A
Heat & Cool H
Water Flow
SOURCE Minimum/Maximum Water Flow (gpm) 20/70
POOL/SPA Minimum/Maximum Water Flow (gpm) 30/70
Physical
Weight (lbs) 290
Length x Width x Height (in) 32″ x 37″ x 32″
Shipping
Weight (lbs) 320
Length x Width x Height (in) 39″ x 46″ x 51″

Brochures & Manuals

Specs 60Hz

60Hz WS03-TT WS05-TT WS10-TT
Efficiency 50/70°F Source Water Temp
BTUs 37,000/52,000 75,000/94,000 169,000/213,000
Coefficient of Performance 5.1/6.6 4.5/5.5 5.0/6.3
kW Input 2.1/2.3 4.9/5.0 9.9/9.9
Electrical
Voltage/Hz/Phase
A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A A, B & G B & G
Maximum Fuse Size
A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A – 30 A – 60
B – 50
G – 20
B -100
G – 50
Minimum Circuit Ampacity
A Voltage – 208-230V/60Hz/1ph, B Voltage – 208-230V/60Hz/3ph, G Voltage – 460V/60Hz/3ph
A – 18.4 A – 40.1
B – 29.0
G – 13.2
B – 64.1
G – 28.8
Over Temperature Alarm Kit required to heat spas over 96°F; Part number STK0221 for single phase, STK0222 for three phase.
Refrigerant R410A R410A R410A
Heat & Cool H H & C H & C
Water Flow
SOURCE Minimum/Maximum Water Flow (gpm) 20/70 20/70 30/70
POOL/SPA Minimum/Maximum Water Flow (gpm) 30/70 30/70 30/70
Physical
Weight (lbs) 290 300 745
Length x Width x Height (in) 32″ x 37″ x 32″ 32″ x 37″ x 32″ 35″ x 61″ x 40″
Shipping
Weight (lbs) 320 330 805
Length x Width x Height (in) 39″ x 46″ x 51″ 39″ x 46″ x 51″ 45″ x 69″ x 48″

Specs 50Hz

50Hz WS05-TT WS10-TT
Efficiency 50/70°F (10/21.1°C) Source Water Temp
BTUs 63,000/78,000 141,000/178,000
Coefficient of Performance 4.5/5.5 5.0/6.3
kW Input 4.1/4.2 8.3/8.3
Electrical
Voltage/Hz/Phase

“H” Voltage – 220-240V/50Hz/1PH “D” Voltage – 380-420V/50Hz/3PH
H & D D
Maximum Fuse Size

“H” Voltage – 220-240V/50Hz/1PH “D” Voltage – 380-420V/50Hz/3PH
H – 60
D – 20
D – 40
Minimum Circuit Ampacity

“H” Voltage – 220-240V/50Hz/1PH “D” Voltage – 380-420V/50Hz/3PH
H – 36.9
D – 13.2
D – 27.2
Over Temperature Alarm Kit required to heat spas over 96°F; Part number STK0221 for single phase, STK0222 for three phase.
Refrigerant R410A R410A
Heat & Cool H & C H & C
Water Flow
SOURCE Minimum/Maximum Water Flow (m3/h) 4.5/15.9 6.8/15.9
POOL/SPA Minimum/Maximum Water Flow (m3/h) 6.8/15.9 6.8/15.9
SOURCE Minimum/Maximum Water Flow (gpm) 20/70 30/70
POOL/SPA Minimum/Maximum Water Flow (gpm) 30/70 30/70
Physical
Weight (kg) 136 338
Weight (lbs) 300 745
Length x Width x Height (cm) 82 x 94 x 82 89 x 155 x 102
Length x Width x Height (in) 32″ x 37″ x 32″ 35″ x 61″ x 40″
Shipping
Weight (kg) 150 366
Weight (lbs) 330 805
Length x Width x Height (cm) 99 x 117 x 130 115 x 176 x 122
Length x Width x Height (in) 39″ x 46″ x 51″ 45″ x 69″ x 48″

Warranty

Back To Top