Tankless Water Heater Product
Sourcing — likely vendors
Real suppliers (🇮🇳 🇸🇬 🇨🇳); price, MOQ & lead time are estimates| Vendor | HQ | Specialty | Est. unit price | MOQ | Lead time |
|---|---|---|---|---|---|
| 🇨🇳Foxconn foxconn.com ↗ | Shenzhen, CN | Electronics contract mfg | $87 | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | $92 | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | $68 | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | $74 | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | $78 | 1,000 pcs | 6–10 wks |
A wall-mounted condensing gas tankless (on-demand) water heater with primary + secondary heat exchangers, a modulating gas burner, and a microprocessor control board. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Build & assembly graph
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Bill of materials
11 top-level lines · 63 rows shown · 59 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Wall-Mount Cabinet 5 parts | tankless-water-heater-cabinet | 1× | 1 | 5 | assembly |
| 1.1 | Sheet Metal Panel | sheet-panel | 1× | 1 | — | part |
| 1.2 | Front Cover Panel | tankless-water-heater-front-cover | 1× | 1 | — | part |
| 1.3 | Wall Mounting Bracket | tankless-water-heater-mount-bracket | 1× | 1 | — | part |
| 1.4 | Combustion Chamber Seal | tankless-water-heater-combustion-seal | 1× | 1 | — | part |
| 1.5 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 2 | Heat Exchanger Assembly 4 parts | tankless-water-heater-heat-exchanger | 1× | 1 | 4 | assembly |
| 2.1 | Primary Copper Heat Exchanger | tankless-water-heater-primary-hx | 1× | 1 | — | part |
| 2.2 | Secondary Stainless Condensing Heat Exchanger | tankless-water-heater-secondary-hx | 1× | 1 | — | part |
| 2.3 | Heat Exchanger Manifold | tankless-water-heater-hx-manifold | 1× | 1 | — | part |
| 2.4 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 3 | Burner Assembly 6 parts | tankless-water-heater-burner | 1× | 1 | 6 | assembly |
| 3.1 | Gas Burner Head | tankless-water-heater-burner-head | 1× | 1 | — | part |
| 3.2 | Gas Valve & Manifold | tankless-water-heater-gas-manifold | 1× | 1 | — | part |
| 3.3 | Modulating Gas Valve | tankless-water-heater-mod-valve | 1× | 1 | — | part |
| 3.4 | Igniter | tankless-water-heater-igniter | 1× | 1 | — | part |
| 3.5 | Flame Sense Rod | tankless-water-heater-flame-rod | 1× | 1 | — | part |
| 3.6 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 4 | Combustion Fan Assembly 4 parts | tankless-water-heater-fan | 1× | 1 | 4 | assembly |
| 4.1 | Blower Motor | blower-motor | 1× | 1 | — | part |
| 4.2 | Fan Wheel | tankless-water-heater-fan-wheel | 1× | 1 | — | part |
| 4.3 | Fan Housing | tankless-water-heater-fan-housing | 1× | 1 | — | part |
| 4.4 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 5 | Water Section 7 parts | tankless-water-heater-water-section | 1× | 1 | 7 | assembly |
| 5.1 | Turbine Flow Sensor | tankless-water-heater-flow-sensor | 1× | 1 | — | part |
| 5.2 | Water Control Valve | tankless-water-heater-water-valve | 1× | 1 | — | part |
| 5.3 | Bypass Valve | tankless-water-heater-bypass-valve | 1× | 1 | — | part |
| 5.4 | Cold Inlet Fitting | tankless-water-heater-inlet-fitting | 1× | 1 | — | part |
| 5.5 | Hot Outlet Fitting | tankless-water-heater-outlet-fitting | 1× | 1 | — | part |
| 5.6 | Scald-Protection Valve | tankless-water-heater-scald-valve | 1× | 1 | — | part |
| 5.7 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 6 | Sensor Set 4 parts | tankless-water-heater-sensors | 1× | 1 | 4 | assembly |
| 6.1 | Inlet Water Thermistor | tankless-water-heater-inlet-thermistor | 1× | 1 | — | part |
| 6.2 | Outlet Water Thermistor | tankless-water-heater-outlet-thermistor | 1× | 1 | — | part |
| 6.3 | Flue Temperature Sensor | tankless-water-heater-flue-sensor | 1× | 1 | — | part |
| 6.4 | Pressure Switch | pressure-switch | 1× | 1 | — | part |
| 7 | Condensate System 3 parts | tankless-water-heater-condensate | 1× | 1 | 3 | assembly |
| 7.1 | Condensate Drain Pan | tankless-water-heater-drain-pan | 1× | 1 | — | part |
| 7.2 | Condensate Trap | tankless-water-heater-condensate-trap | 1× | 1 | — | part |
| 7.3 | Condensate Neutralizer | tankless-water-heater-neutralizer | 1× | 1 | — | part |
| 8 | Control Board Assembly 7 parts | tankless-water-heater-control | 1× | 1 | 13 | assembly |
| 8.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 8.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 8.3 | LCD Panel | lcd-panel | 1× | 1 | — | part |
| 8.4 | Configuration DIP Switches | tankless-water-heater-dip-switches | 1× | 1 | — | part |
| 8.5 | Relay | relay | 2× | 2 | — | part |
| 8.6 | Wire Bundle | wire-bundle | 1× | 1 | — | part |
| 8.7 | Connector | connector | 6× | 6 | — | part |
| 9 | Remote Controller 5 parts | tankless-water-heater-remote | 1× | 1 | 5 | assembly |
| 9.1 | LCD Panel | lcd-panel | 1× | 1 | — | part |
| 9.2 | Remote Controller Housing | tankless-water-heater-remote-housing | 1× | 1 | — | part |
| 9.3 | Remote Keypad | tankless-water-heater-remote-keypad | 1× | 1 | — | part |
| 9.4 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 9.5 | Connector | connector | 1× | 1 | — | part |
| 10 | Venting / Flue Kit 4 parts | tankless-water-heater-venting | 1× | 1 | 4 | assembly |
| 10.1 | Exhaust Flue Pipe | tankless-water-heater-flue-pipe | 1× | 1 | — | part |
| 10.2 | Air Intake Pipe | tankless-water-heater-air-intake | 1× | 1 | — | part |
| 10.3 | Vent Terminal | tankless-water-heater-vent-terminal | 1× | 1 | — | part |
| 10.4 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 11 | Safety & Freeze Protection 3 parts | tankless-water-heater-safety | 1× | 1 | 4 | assembly |
| 11.1 | Overheat Thermal Cutoff | tankless-water-heater-overheat-cutoff | 1× | 1 | — | part |
| 11.2 | Heating Element | heating-element | 2× | 2 | — | part |
| 11.3 | Freeze Protection Sensor | tankless-water-heater-freeze-sensor | 1× | 1 | — | part |