-33% Stiebel Eltron   DHB-21STi   21000W Electronic Control Water Heater

Model: DHB-21STi

Size: 470 × 225 × 110 (mm) (H x W x D)

Voltage: 400V
Power: 21kw
Temperature control: 20-60 ℃
Can also supply more than one outlet
Color: White
Bare wire heating system
Waterproof protection
IP 25 (full range of advanced anti-water protection)

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All installation job are covered by BBE's insurance policy, including Third Party Liability Insurance & Employees' Compensation Insurance (issued by Zurich Insurance Hong Kong).

Water Heater Standard installation fee
Instantaneous Water Heater $480
Shower Unit Storage Water Heater $450
Central System Storage Water Heater (6.5 gal or below) $450
Central System Storage Water Heater (8 gal) $650
Central System Storage Water Heater (10 gal) $750
Horizontal Installation charge $100
Uninstall and take away the old machine : $100 each

Standard installation includes:

a. 10ft electric wires

b. 5ft copper pipe and 4 parts

Water Heater extra fee
Copper pipe $35 per ft
Parts $50 PCs
Air Bleed valve $400
Make a new water input $200
Split the electricity from one socket(include the 10ft Wire) $250
Extra wire (not include the instantaneous heater) $20 per ft
Stairs fee $30 for each item each stairs
Installation surcharge for Tung Chung / Ma Wan area $100 each job
 Installation surcharge for Discovery Bay area $400 (each job, max. 3 appliances) / $600  (each job, more than 3 appliances) 



  • Delivery: $100 per item
    a) Additional charge for Tung Chung, Ma Wan & Discovery Bay: $100 each job 
  • Stairs fee
    a) General appliances: $30 each
    b) Window type air conditioner: 3/4HP to 1.5HP $30 each, 2HP to 2.5HP $50 each, 3HP or above require discussion separately
    c) Split type air conditioner, refrigerator, washing machine: $50 each
  • d) Built-in oven , Built-in Steam oven,Chimney Type Hood: $50 each
Installation Schedule
  • **Installation fee table above quote is the designated contractor responsible for BBE**
  • Such as by other agents or other contractors deilvery fee/installation fee will be different. For more information, please contact our inquiry
  • Hong Kong Island (Tue,Thu,Sat) Kowloon (Mon to Sat) N.T. (Mon to Sat)



Throughout the years, we have earned our solid reputation by insistence on providing the best quality products at the best deals. Over thousands of home and kitchen appliances are displayed in BBE's showrooms in Mong Kok, Causeway Bay and Tuen mun.


Best Price

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Powerful Online Popularity

BBE has been honored the "Trustworthy Electrical Appliances Online Sales Award" for 3 consecutive years. Organized by "Discuss.com.hk Limited", winners of the award were selected by Hong Kong internet users under "one man, one vote" system.


Buy with confident

Products can enjoy at least 1 year factory warranty and 7 days damage product exchange guarantee. We also provide delivery & installation service, you can check our installation price list for detail.

Stiebel Eltron DHB-21STi 21000W Electronic Control Water Heater

  • DHB-21STi
  • included delivery fee

Installation & Delivery Price list