Duda Diesel LLC
7055A Greenbrier Rd
Madison, AL 35756

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Store > Solar Water Heaters
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Our Solar Water Heaters are OG-100 SRCC certified and eligible for the Federal government tax rebate. For more information about the Tax Rebate, please see the Database of State Inventives for Renewables & Efficiency.
pressurized solar water heater full system
150 Liter Solar Water Heater System
• 18 Tube Heater, 150 Liter (40 Gallon) Tank
• All Basic Accessories Included - Full System
• Active Solar Heater / Winter Resistant System
QTY
$Ea.
1+
1,825
In stock
Contact for Freight
pressurized solar water heater full system
250 Liter Solar Water Heater System
• 24 Tube Heater, 250 Liter (66 Gallon) Tank
• All Basic Accessories Included - Full System
• Active Solar Heater / Winter Resistant System
QTY
$Ea.
1+
2,175
In stock
Contact for Freight
pressurized solar water heater full system
300 Liter Solar Water Heater System
• 30 Tube Heater, 300 Liter (80 Gallon) Tank
• All Basic Accessories Included - Full System
• Active Solar Heater / Winter Resistant System
QTY
$Ea.
1+
2,495
In stock
Contact for Freight
pressurized solar water heater full system
400 Liter Solar Water Heater System
• 48 Tube Heater, 400 Liter (105 Gallon) Tank
• All Basic Accessories Included - Full System
• Active Solar Heater / Winter Resistant System
QTY
$Ea.
1+
3,350
In stock
Contact for Freight
pressurized solar water heater full system
500 Liter Solar Water Heater System
• 60 Tube Heater, 500 Liter (132 Gallon) Tank
• All Basic Accessories Included - Full System
• Active Solar Heater / Winter Resistant System
QTY
$Ea.
1+
3,875
In stock
Contact for Freight
18 tube solar water heater collector
Active Solar Water Heater
• 18 58mm x 1800mm Vacuum tubes
• Winter Resistant - Glycol System & Separated Tank
• SRCC Certified for 30% Federal Tax Rebate
QTY
$Ea.
1+
725
5 in stock
Contact for Freight
24 tube solar water heater collector
Active Solar Water Heater
• 24 58mm x 1800mm Vacuum tubes
• Winter Resistant - Glycol System & Separated Tank
• SRCC Certified for 30% Federal Tax Rebate
QTY
$Ea.
1+
925
4 in stock
Contact for Freight
30 tube solar water heater collector
Active Solar Water Heater
• 30 58mm x 1800mm Vacuum tubes
• Winter Resistant - Glycol System & Separated Tank
• SRCC Certified for 30% Federal Tax Rebate
QTY
$Ea.
1+
1,095
2+
1,050
3+
1,025
4+
995
6+
975
In stock
Contact for Freight
15 tube passive solar water heater
150 Liter Passive Solar Water Heater
• 15 58mm x 1800mm Vacuum tubes
• 150 Liter (40 Gallon) Storage Tank
• SRCC Certified for 30% Federal Tax Rebate
QTY
$Ea.
1+
895
Out of stock.
Click back-order for wait time.
Contact for Freight
20 tube passive solar water heater
200 Liter Passive Solar Water Heater
• 20 58mm x 1800mm Vacuum tubes
• 200 Liter (53 Gallon) Storage Tank
• SRCC Certified for 30% Federal Tax Rebate
QTY
$Ea.
1+
1,195
1 in stock
Contact for Freight
solar water heater working station with controller and pump asse
Solar Heater Working Station
• 8L Expansion Capacity
• 3-Speed pump, expansion vessel, Controller
• Pressure Gauge, Fully Assembled
QTY
$Ea.
1+
395
In stock
QTY
Automatic Air Vent
Automatic Air Vent
• Removes air from solar or boiler system
• Max 1.6 MPa = 235 psi
• 1/2" Male NPT, Adjustable pressure settings
QTY
$Ea.
1+
12.95
2+
12.50
5+
11.95
10+
10.95
25+
9.75
In stock
QTY
solar water heater storage tank with built-in heat exchanger
150 Liter Solar Water Heater Storage Tank
• 150 Liters = 40 Gallons
• Single Built-in Heat Exchanger
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
695
3 in stock
Contact for Freight
thermal conducting glue
Thermal Conduction Compound, 80g Tube
• For use on Solar Water Heater Heat Pipes
• Helps heat transfer from heat pipe to manifold
• Temperature Range: -50°C~200°C
QTY
$Ea.
1+
7.95
2+
7.75
5+
6.95
10+
5.95
25+
4.95
In stock
QTY
solar water heater storage tank with built-in heat exchanger
150 Liter Solar Water Heater Storage Tank
• 150 Liters = 40 Gallons
• Dual Built-in Heat Exchangers
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
825
1 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
250 Liter Solar Water Heater Storage Tank
• 250 Liters = 66 Gallons
• Single Built-in Heat Exchanger
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
825
3 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
250 Liter Solar Water Heater Storage Tank
• 250 Liters = 66 Gallons
• Dual Built-in Heat Exchangers
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
950
4 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
300 Liter Solar Water Heater Storage Tank
• 300 Liters = 80 Gallons
• Single Built-in Heat Exchanger
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
995
2 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
300 Liter Solar Water Heater Storage Tank
• 300 Liters = 80 Gallons
• Dual Built-in Heat Exchangers
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
1,095
4 in stock
Contact for Freight
400 Liter Solar Water Heater Tank with Single Coil
400 Liter Solar Water Heater Storage Tank
• 400 Liters = 105 Gallons
• Single Built-in Heat Exchanger
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
1,250
4 in stock
Contact for Freight
400 Liter Solar Water Heater Tank with Dual Coil
400 Liter Solar Water Heater Storage Tank
• 400 Liters = 105 Gallons
• Dual Built-in Heat Exchangers
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
1,375
1 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
500 Liter Solar Water Heater Storage Tank
• 500 Liters = 132 Gallons
• Single Built-in Heat Exchanger
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
1,395
3 in stock
Contact for Freight
solar water heater storage tank with built-in heat exchanger
500 Liter Solar Water Heater Storage Tank
• 500 Liters = 132 Gallons
• Dual Built-in Heat Exchangers
• Includes Electric Backup Heating with Thermostat
QTY
$Ea.
1+
1,495
3 in stock
Contact for Freight
inhibited propylene glycol
1 Gallon Inhibited Propylene Glycol
• Environmentally Friendly & Drink Safe Antifreeze
• 99.9% Food Grade USP
• Use in Solar Systems, refrigeration applications
QTY
$Ea.
1+
29.95
2+
28.95
4+
27.46
6+
26.46
8+
25.46
In stock
QTY
Solar Heater Controller
TK-SC6 Electronic Solar Heater Controller
• System Controller
• 110v or 220v AC Input Power
• For Solar Water Heater Systems
QTY
$Ea.
1+
129.95
In stock
QTY
solar collector sensor
Solar Water Heater Collector Sensor
• Model pt1000
• For Solar Collector temperature sensing
• 1 Meter Long wire
QTY
$Ea.
1+
14.95
2+
13.95
5+
12.95
10+
11.95
25+
10.95
In stock
QTY
5 gallons of inhibited propylene glycol
5 Gallons Inhibited Propylene Glycol
• Environmentally Friendly & Drink Safe Antifreeze
• 99.9% Food Grade USP
• Use in Solar Systems, refrigeration applications
QTY
$Ea.
1+
135
In stock
QTY
solar water tank temperature sensor
Solar Water Heater Tank Sensor
• Model 10k, B=3950
• For Tank or pipe temp sensing
• 1 Meter Long wire
QTY
$Ea.
1+
9.95
2+
8.95
5+
7.95
10+
6.95
25+
5.95
In stock
QTY
solar water pipe temperature sensor
Solar Water Heater Pipe Temp Sensor
• Model 10k, B=3950 with 1/2" insert fitting
• For Tank or pipe temp sensing
• 1 Meter Long wire
QTY
$Ea.
1+
19.95
In stock
QTY
stainless steel thermowell
1/2" Thermowell Pipe Sensor Insert
• Install into piping or solar tank
• 1/2" NPT Port, Stainless Steel
• For inserting sensor into fluids/piping
QTY
$Ea.
1+
12.95
In stock
QTY
magnesium rod
Magnesium Rod
• Makes stainless steel water tanks corrosion resistant
• Install in solar water heater tanks for longer life
• Extends life expectancy of water tanks
QTY
$Ea.
1+
24.95
In stock
QTY
wilo hot water circulation pump side view
Wilo Solar Water Heater Circulation Pump
• Variable Speed Pump 52/75/96 Watts
• 115v AC - All Metal Casing
• NPT Fittings Included
QTY
$Ea.
1+
149.95
10 in stock
QTY
1/2" PEX tubing with oxygen barrier
Roll of 1/2" Pex-Al-Pex Tubing
• 1 Roll = 100 Meters = 320 Feet
• With Oxygen Barrier
• Working Temp: -40°C to 95°C
QTY
$Ea.
1+
84.95
2+
79.95
3+
74.95
5+
69.95
10+
64.95
Out of stock.
Click back-order for wait time.
QTY
3/4" PEX tubing with oxygen barrier
Roll of 3/4" Pex-Al-Pex Tubing
• 1 Roll = 100 Meters = 320 Feet
• With Oxygen Barrier
• Working Temp: -40°C to 95°C
QTY
$Ea.
1+
169.95
2+
139.95
3+
132.95
5+
129.95
10+
124.95
In stock
QTY
  

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