Shanghai Jastar Industrial Co., Ltd.
Instant · Tankless 8,500 W 30 – 55 °C OEM / ODM

8.5 kW Instant Electric Tankless Water Heater — LED Touch Panel, Constant 30–55 °C

A whole-flat 8.5 kW heater built around a cast aluminium element: hot water in about 2 seconds, stepless 30–55 °C with one-touch summer (38 °C) and winter (42 °C) modes, and water–electricity separation for safe, scale-free operation. 240 mm wide and only 55 mm thin, it wires straight to a 40 A leakage protector — no plug, no tank.

Model
LZT-1
Rated power
8,500 W
Voltage / Frequency
220 V ~ · 50/60 Hz
Heating element
Cast aluminium, 8.5 kW
Hot water in
≈ 2 seconds
Temperature range
30 – 55 °C, stepless
Unit size
240 × 55 × 360 mm
Net weight
3.7 kg / pc
Carton
6 pcs / carton

MOQ 100 pcs for custom panel colour, pattern and logo · 1,000 pcs for custom packaging. Samples from 1 pc — the sample price is higher than the bulk price, and we refund the difference once you place a bulk order within 30 days of receiving the sample. Prices are quoted per order, EXW Shanghai — tell us your quantity and destination port and we will reply within one working day.

CE RoHS 100% tested before shipment

Why this model

Engineered for instant hot water, all year round

Six things buyers ask about first — every unit is function-tested on the line before packing.

8.5 kW cast aluminium element

8.5 kW cast aluminium element

Die-cast aluminium heating body: hot water in about two seconds, no storage tank, no waiting — and no water tank to run cold.

Variable-frequency constant temperature

Variable-frequency constant temperature

Stepless adjustment from 30 to 55 °C, plus one-touch 38 °C summer and 42 °C winter modes. The outlet stays where you set it — no hot-and-cold swings.

Water–electricity separation

Water–electricity separation

Heating element and water channel are physically separated: safer operation, higher thermal efficiency and no scale build-up.

Touch screen · IPX4 body

Touch screen · IPX4 body

LED real-time temperature read-out with touch buttons on a tempered glass panel, sealed to IPX4 against water splashing from any direction.

Built for the bathroom wall

Built for the bathroom wall

Heating is unaffected when water runs over the body — safe for shower and washbasin installation, verified in a running-water test.

Five stock panels · your logo from 100 pcs

Five stock panels · your logo from 100 pcs

Black, white, red, blue and golden glass panels in stock; your own colour, pattern and logo from 100 pcs, custom packaging from 1,000 pcs.

Specifications

Technical data — LZT-1

Every unit is pressure-tested and function-tested before packing. Custom panel finish and power connection available for OEM orders.

Electrical & performance
ModelLZT-1
Product typeInstant electric tankless water heater (point-of-use)
Rated power8,500 W
Rated voltage220 V ~
Rated frequency50 / 60 Hz
Heating elementCast aluminium, 8.5 kW
Heating time≈ 2 seconds
Temperature range30 – 55 °C, stepless adjustment
One-touch mode38 °C summer / 42 °C winter
ControlLED digital display · touch buttons
ProtectionOver-temperature · dry-heat · 40 A leakage protector included
Waterproof ratingIPX4
CertificationCE · RoHS
Water, dimensions & packing
Inlet / outletPure copper
Unit size240 × 55 × 360 mm
Net weight3.7 kg / pc
Inner box420 × 100 × 350 mm
Pcs per carton6 pcs
Carton size610 × 430 × 365 mm
Gross weight23 kg / carton
Power cable≥ 6 mm² copper core (national standard)
Power connectionDirect wiring to leakage protector — no plug
Body colourBlack / white / grey / blue in stock (custom on request)
LoadingLCL and FCL both available

OEM & ODM

Make it your own brand

We build for importers, wholesalers and own-brand retailers — from a panel colour change to a fully customised product and gift box.

Panel colour, pattern & logo

Glass front panel in your colour and pattern, with your logo printed or laser-etched. Artwork proof before mass production.

MOQ 100 pcs

Packaging

Custom printed inner box and master carton, colour or gift box, barcode and retail labelling. Export cartons are drop-tested.

MOQ 1,000 pcs

Power connection

Supplied without a plug as standard: the unit is wired directly to the 40 A leakage protector included in every set. Cable length and rating matched to your market.

No extra MOQ

Documents & certification

CE and RoHS test reports, product photos, specification sheets and packing lists for your own listings and customs clearance.

Ready to share

Samples & price protection

Test one unit before you commit to a container

Every model is available as a sample, and every price step you reach is paid back to you — the sample itself included.

Samples from 1 pc

Order a single unit to test it, open it up and show your own customers. No minimum quantity, any model in the range, shipped with its CE and RoHS test reports.

MOQ 1 pc

The sample price difference comes back

A single unit is charged above the bulk price, because of one-off handling and air freight. Place a bulk order for the same model within 30 days of receiving the sample and we refund the difference.

30-day rebate

Earlier shipments are rebated too

Our four price tiers — 10–99 / 100–999 / 1,000–9,999 / 10,000+ pcs — are counted cumulatively over the 30 days after you receive the goods. Reach a higher tier and we refund the difference on the units you have already shipped.

Cumulative over 30 days

Tell us which model you want to test and we will send the sample invoice the same working day.

Product details

Full product presentation

LZT-1 safe and convenient constant-temperature bathing Six core features of the LZT-1 instant water heater LZT-1 IPX4 body waterproofing — heating unaffected by water Secure touch display screen with real-time temperature LZT-1 intelligent thermostat with stepless adjustment Multi-level three-dimensional security system Instant heating, pure enjoyment Multiple scenarios — install the LZT-1 as you wish Enjoy refreshing bathing even in winter Separation of water and electricity for fresh water LZT-1 product parameters LZT-1 installation instruction LZT-1 accessories list

Request a quotation for LZT-1

Send us your quantity, destination port and power connection requirements — we will come back with prices and lead time within one working day.

Product Catalog 2026

Browse the full range — instant water heaters, hot water taps and bathroom & desk heaters — in one PDF.