Water heater 300-500L SWP NL with one coil View full size

Water heater 300-500L SWP NL with one coil


10 053,80 € tax incl.


Capacity : 300, 400, 500L

One coil

Its height is compensated by its smaller diameter with increased surface for the heat exchanger coil. Suitable for solar water heating, space-heating, and heat pump systems with large number of consumers.

Made in Europe

Available on order

More details

More info

Modifications and sizes, Liters:

300, 400, 500

Product features:  

  • High efficiency insulation and outer casing of PVC with RAL 9006 color
  • Multi-position mounting of temperature sensor.
  • Complex corrosion protection realized by means of titanium enamel and anode protection.
  • All threads are internal.
  • Easy installation.
  • Convenient inspection opening.
  • High efficiency heat exchanger coil with increased surface.
  • Optional kit for electric heating with nominal power 3kW, 4.5kW, 6kW or 7.5kW.

Energy efficiency water heater for heater pump SWP NL
Energy Efficiency Directive 2010/30 /EU, Regulation 812/2013:
Class С capacity from 300 to 500 Liters.

Warranty : 3 years
Water heater for heater pump SWP NL
1. Aesthetic PVC jacket with color RAL 9006
2. Highly efficient thermal insulation
3. Anode protector (DIN 4753-6)
4. Thermometer
5. Water tank of low-carbon steel
6. Titanium enamel (DIN 4753-3)
7. Electric heating element
8. Inspection opening with flange cover
9. Thermostat with integrated thermal protection
10. Safety valve, 8 bar
11. High efficiency heat exchanger coil

Technical specifications:
Chart water heater for heater pump SWP NL



Height Hmm168516691895
Min. vertical clearancemm180118112023
Diameter Dmmø 610ø 710ø 750
Operating pressure of the water heaterbar101010
Max temperature of the water heater°C959595
Test pressure of tankbar151515
Thermometer option  
Electric heating element (optional)kW3 - 4.5 - 63 - 4.5 - 6 - 7.53 - 4.5 - 6 - 7.5
Heat exchanger coil 1
Heat exchange surface3.33.94.6
Coil capacityL20.423.628.3
Prolonged power acc. to DIN 4708; 80/60/45°CkW90115130
Test pressure of the coilbar252525
Pressure drop Delta pmbar230379569
Lower coil outlet S1A, mm G1"228260250
Cold water inletB, mmG1" 228G1½" 260G1½" 250
Lower coil inlet S1C, mm G1"147613901626
Sensor sleeve for thermostatG, mm G½"122011761298
RecirculationR, mmG3/4" 1224G1" 1180G1"1392
Hot water inletK, mmG1" 1476G1¼" 1420G1½" 1643
Air vent sleeveF, mm G1"169516691895
Inspection openingO ø110/180110/180110/180
O mm298345345
Drain sleeveY, mm G1"303030
Anode protectorP, mm G1¼"169515241750
Electric heating element*U, mm G1½"298345345
Additional sensor sleeveZ, mm G½"368420433


*Electric heating element mounting option: on inspection opening flange