Solar Water Heater Product
An evacuated-tube solar water heater: a roof-mounted glass-tube collector with heat pipes feeds a stainless storage tank, with a circulation pump, electronic controller, and electric backup element for cloudy days. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
8 top-level lines · 42 rows shown · 103 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Evacuated-Tube Collector 5 parts | solar-water-heater-collector | 1× | 1 | 43 | assembly |
| 1.1 | Evacuated Glass Tube (Absorber-Coated) | solar-water-heater-evac-tube | 20× | 20 | — | part |
| 1.2 | Copper Heat Pipe | solar-water-heater-heat-pipe | 20× | 20 | — | part |
| 1.3 | Insulated Header Manifold | solar-water-heater-manifold | 1× | 1 | — | part |
| 1.4 | Collector Frame & Brackets | solar-water-heater-collector-frame | 1× | 1 | — | part |
| 1.5 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 2 | Storage Tank Assembly 7 parts | solar-water-heater-tank | 1× | 1 | 9 | assembly |
| 2.1 | Stainless Inner Tank | solar-water-heater-inner-tank | 1× | 1 | — | part |
| 2.2 | Outer Steel Shell | solar-water-heater-outer-shell | 1× | 1 | — | part |
| 2.3 | Polyurethane Foam Insulation | solar-water-heater-foam-insulation | 1× | 1 | — | part |
| 2.4 | Magnesium Anode Rod | solar-water-heater-anode | 1× | 1 | — | part |
| 2.5 | Inlet/Outlet Ports | solar-water-heater-ports | 1× | 1 | — | part |
| 2.6 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 2.7 | Electric Backup Heating 3 parts | solar-water-heater-backup-heating | 1× | 1 | 3 | assembly |
| 2.7.1 | Heating Element | heating-element | 1× | 1 | — | part |
| 2.7.2 | Backup Thermostat | solar-water-heater-thermostat | 1× | 1 | — | part |
| 2.7.3 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 3 | Circulation Assembly 3 parts | solar-water-heater-circulation | 1× | 1 | 26 | assembly |
| 3.1 | Circulation Pump 4 parts | solar-water-heater-pump | 1× | 1 | 24 | assembly |
| 3.1.1 | Stator Assembly 3 parts + deeper › | stator-assembly | 1× | 1 | 3 | assembly |
| 3.1.2 | Rotor Assembly 4 parts + deeper › | rotor-assembly | 1× | 1 | 19 | assembly |
| 3.1.3 | Bronze Pump Housing | solar-water-heater-pump-housing | 1× | 1 | — | part |
| 3.1.4 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 3.2 | Check Valve | solar-water-heater-check-valve | 1× | 1 | — | part |
| 3.3 | Expansion Tank | solar-water-heater-expansion-tank | 1× | 1 | — | part |
| 4 | Controller Assembly 6 parts | solar-water-heater-controller | 1× | 1 | 11 | assembly |
| 4.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 4.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 4.3 | Relay | relay | 2× | 2 | — | part |
| 4.4 | Controller Display | solar-water-heater-display | 1× | 1 | — | part |
| 4.5 | Temperature Sensor Probe | solar-water-heater-temp-sensor | 2× | 2 | — | part |
| 4.6 | Connector | connector | 4× | 4 | — | part |
| 5 | Piping & Fittings 3 parts | solar-water-heater-piping | 1× | 1 | 3 | assembly |
| 5.1 | Insulated Copper Piping | solar-water-heater-pipe-insulated | 1× | 1 | — | part |
| 5.2 | Pipe Fittings & Adapters | solar-water-heater-fittings | 1× | 1 | — | part |
| 5.3 | Pressure Switch | pressure-switch | 1× | 1 | — | part |
| 6 | Mounting Stand 3 parts | solar-water-heater-stand | 1× | 1 | 7 | assembly |
| 6.1 | Stand Rail | solar-water-heater-stand-rail | 2× | 2 | — | part |
| 6.2 | Adjustable Foot | solar-water-heater-stand-foot | 4× | 4 | — | part |
| 6.3 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 7 | Wire Bundle | wire-bundle | 1× | 1 | — | part |
| 8 | Connector | connector | 3× | 3 | — | part |
Sourcing — likely vendors
Companies that make this · indicative price $100–$20M · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇩🇰Vestas vestas.com ↗ | Aarhus, DK | Wind turbines | 500 units | 12–24 wks |
| firstsolar.com ↗ | Tempe, US | PV modules | 500 units | 12–24 wks |
| 🇨🇳LONGi longi.com ↗ | Xi'an, CN | Solar wafers & modules | 500 units | 12–24 wks |
| enphase.com ↗ | Fremont, US | Microinverters & storage | 500 units | 12–24 wks |
| 🇨🇳Sungrow sungrowpower.com ↗ | Hefei, CN | Solar inverters & storage | 500 units | 12–24 wks |