Model: RWH-3388 (Black Edition)
Capacity: Instant
Type of Pump: DC
Net Weight: 2.3kg
Colour: Black
Waterproof IP Rating: IP25
Package Included: Water Heater Handshower Set Mounting Hardware
Warranty (T&C’s Apply): 1 Year Parts Service / 5 Years Heating Element and Inner Tank

Categories: , Product ID: 6092


We provide Supply + Installation services only. For Enquiries or Bookings, Please Whatsapp to +65 8241 0032

Installation Fee Enquiry (Please Whatsapp to +65 8241 0032 for accurate quotation):

Price may vary depending on Job Scope Size & Complexity, i.e. Installation is done with no false ceiling, below false ceiling or above false ceiling

Cut and Repair False ceiling – Customised Quotation Required, depending on Job Scope Size & Complexity

Rubine RWH-3388 Instant Water Heater Black Edition

Enjoy the feeling of a natural rain shower with the advanced technology of our new BOW 3388 instant water heater – the inverter DC pump series. This sleek design low noise DC pump water heater is the next big thing in the water heating industry; besides saving 55% of energy cost, it is also equipped with a Tri-way diverter that enables you to collect warm water for your baby bathtub or handwash clothes. It comes in black with matching full black rain shower and 3 functions hand shower. Never need to complain about low water pressure again, we got everything you need to make a shower feel every bit as indulgent as the world’s best bath.



Low Noise Inverter DC Pump

The silent operation of DC pump creates peaceful experience which is remarkably quiet at just <45db.

UK Technology Heating Element

UL approved standard. Fast and reliable in getting hot water.

Independent Thermo Cut-Out

Independent thermo cut-out protects water heater from overheating and scalding.

For Anti-Scalding Protection

Double safety thermostat for anti-scalding protection.


5 years warranty for heating element and tank.

RWH-3388 (Black Edition)


Type of Pump

Rated Power

Rated Voltage

Min. Working Pressure

Max. Working Pressure

Min. Flow Rate

Net Weight


Waterproof IP Rating

Package Included
Water Heater Handshower Set Mounting Hardware

Warranty (T&C’s Apply)
1 Year Parts Service / 5 Years Heating Element and Inner Tank