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HB IWM-15TT-4E 15L Storage Water Heater (1-Phase Power Supply)
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The HB IWM-15TT-4E is a high-performance 15-liter storage water heater, engineered to provide a reliable and efficient hot water supply for residential or light commercial applications. Operating on a single-phase power supply (requiring a 4mm wire), this unit boasts a robust 4kW heating element, ensuring rapid water heating to an impressive 80°C. Its compact and sleek design, with dimensions of H670 x W370 x D200mm, makes it a suitable choice for various installation spaces, delivering consistent hot water to multiple outlets.
Key Features
- Efficient Hot Water Supply: A generous 15-liter capacity paired with a powerful 4kW heating element ensures quick heating and ample hot water for your needs, reaching an impressive outlet temperature of 80°C.
- Multi-Point Water Output: Designed to supply hot water to several taps or outlets simultaneously, offering convenience for kitchens and bathrooms.
- Fully Automatic Operation: Enjoy hassle-free usage with its fully automatic system, maintaining consistent water temperature and operation without manual intervention.
- Energy-Saving Performance: This model is highly energy-efficient, featuring a fixed energy consumption of just 0.5kWh per day, and proudly holds a Grade 1 Energy Label, signifying its superior efficiency.
- Advanced Safety Features: Equipped with an original US Apollo safety valve for reliable pressure relief, ensuring user safety.
- Regulatory Compliance: Fully complies with the regulations set by the Water Supplies Department, ensuring safe and legally compliant installation and operation.
- Patented Technology: Incorporates a patented invention, enhancing its performance, durability, and unique functional aspects.
- Single-Phase Power Compatibility: Designed for standard single-phase electrical systems, making it widely compatible for household installation.
Specifications
- Model: IWM-15TT-4E
- Capacity: 15 Liters
- Rated Power: 4kW
- Rated Current: 18.1A
- Power Supply: Single-phase (requires 4mm wire)
- Working Pressure: 0.1-1.0 MPa
- Outlet Temperature: 80°C
- Minimum Activation Flow Rate: 2 liters/minute
- Weight (with water): 23 kg
- Main Unit Dimensions (H x W x D): 670 x 370 x 200 mm
- Safety Standards: IEC 60335-1 / IEC 60335-21 / EN62233 / EMF
The product information above is for reference only; everything is subject to the brand's official website.
HB IWM-15TT-4E 15L Storage Water Heater (1-Phase Power Supply) Review
Installation
Electric Water Heaters
Standard Installation
| Item | Charge |
|---|---|
| Site inspection (non-refundable) | Installed by agent; charges apply separately |
| Instant type (three-phase or single-phase) | Installed by agent; charges apply separately |
| Shower type | Installed by agent; charges apply separately |
| Pressure type, 6.5 gallons or below | Installed by agent; charges apply separately |
| Pressure type, 10 gallons or above | Installed by agent; charges apply separately |
| Horizontal type | Installed by agent; charges apply separately |
| Remove and dispose of old unit | Installed by agent; charges apply separately |
Standard Installation Scope
| Type | Included |
|---|---|
| Instant type | Includes 3 ft exposed wiring Includes 4 ft plastic-coated hot/cold copper pipe |
| Shower type | Includes 10 ft exposed electrical cable Includes 4 ft plastic-coated hot/cold copper pipe and 2 fittings |
| Pressure type | Includes 10 ft exposed electrical cable Includes 3 ft plastic-coated hot/cold water pipe and 7 fittings |
Electric Water Heater Additional Installation Charges (For Reference Only)
| Item | Charge |
|---|---|
| Plastic-coated hot/cold copper pipe (per ft) | HK$30 |
| White discharge-valve copper pipe (within 8 ft) | HK$100 |
| Copper pipe fitting (each) | HK$30 |
| Pressure reducing valve | HK$400 |
| Add tee water connection if no water inlet is available | HK$200 |
| Install one electrical point (includes 15 ft cable and circuit breaker) | HK$800 |
| Install branched electrical point (includes 10 ft cable) | HK$250 |
| Extend power cable (per ft) | HK$20 |
| Extend power cable (three-phase ×4, per ft) | HK$80 |
| Staircase handling (per floor per item) | HK$30 |
| Tung Chung and Ma Wan installation surcharge (per order) | HK$100 |
| Discovery Bay installation surcharge (per order): 3 units or fewer | HK$300 |
| Discovery Bay installation surcharge (per order): more than 3 units | HK$600 |
Delivery Charges
Basic Delivery
| Item | Charge |
|---|---|
| Delivery (per item) | HK$100 |
| Tung Chung, Ma Wan and Discovery Bay surcharge (per delivery) | HK$100 |
| Carrying distance to delivery location exceeds 100 m | Additional charges apply |
Note: Charges may differ if delivery is arranged by an agent. Please contact us for details.
Staircase Handling
Except for village houses, where 14 steps count as one floor, other buildings count 10 steps as one floor. The first 5 steps are free of charge.
| Item | Charge |
|---|---|
| General appliances | HK$30 / item / floor |
| Window AC, 3/4 HP to 1 HP | HK$30 / item / floor |
| Window AC, 1.5 HP to 2.5 HP | HK$50 / item / floor |
| Window AC, 3 HP or above | To be discussed |
| Split AC, refrigerator, washing machine | HK$50 / item / floor |
| Built-in oven, steam oven, chimney hood, built-in / freestanding dishwasher | HK$50 / item / floor |
Note: Charges may differ if delivery is arranged by an agent. Please contact us for details.
General Notes
- The above installation fees are quoted for work handled by BBE’s appointed contractor / appointed registered electrical contractor.
- Charges may differ if delivery/installation is handled by other agents or contractors. Please contact us for details.
- A compliant power supply must be provided by the customer near the appliance.
- Items not listed in this fee schedule must be discussed with the technician.
- The installation location must be confirmed by the customer. Relocation or reinstallation after installation at the customer’s request will be quoted separately.
- Installation schedule: Hong Kong Island (Tue, Thu, Sat); Kowloon (Mon to Sat); New Territories (Mon to Sat).
- Delivery coverage excludes outlying islands, restricted areas and overseas locations.
- Delivery or installation is generally arranged during office hours. For non-office hours such as evenings or public holidays, please check feasibility in advance.
Why us?
Why Choose BBE?
The trusted choice for more than 300,000 households in Hong Kong. We focus on exceptional quality, professional guidance, and a more peace-of-mind shopping experience.
Multiple Large Showrooms
Experience in person · Compare on the spot
Visit our flagship showrooms in Mong Kok, Causeway Bay, and Tuen Mun. Explore more than 1,000 European, American, and Japanese kitchen appliances, and get on-site recommendations from professional advisors for selection and installation.
Mong KokCauseway BayTuen Mun
100% Official StockNo parallel imports · Clear warranty coverage
All appliances are official products from the Hong Kong authorised distributors. Enjoy at least one-year manufacturer warranty and a 7-day replacement guarantee for faulty items, for added peace of mind after purchase.
Real Customer Service · Dedicated Follow-upOrder confirmation · Peace of mind follow-up
Each order is handled by a dedicated team who contacts and confirms details to ensure smooth delivery and installation. You can also reach real customer service via WhatsApp or phone call.
1-to-1 Expert ConsultationInstant support · Professional answers
Get real-time professional support via WhatsApp. Whether you need help comparing appliance specifications, checking dimensions, or answering installation questions, our expert team will respond promptly.
Award-WinningRecognized by brands · Valued service
Our service quality is recognized by the industry and top brands. We have received the TGC Sales Gold Award from the Gas Company and Daikin’s Diamond-level “Daikin Star” honor, along with multiple partner awards and distributor recognitions.
Safe Shopping · Professional InstallationOne-stop service · More peace of mind
Our website uses SSL encryption, supports multiple electronic payment methods, and provides a one-stop professional delivery and installation service, making the entire shopping process more convenient and reassuring.
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