STIEBEL ELTRON HDB-E18/21/24 Trend Electronic Control Water Heater
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The STIEBEL ELTRON HDB-E18/21/24 Trend Electronic Control Water Heater is an advanced, fully electronic instantaneous water heater designed for efficient and reliable hot water supply. Offering flexible power options of 18kW, 21kW, and 24kW, this model ensures consistent hot water delivery with precise temperature control. Its compact design and robust German engineering make it a durable and energy-efficient solution for modern homes, providing hot water on demand without storage.
Key Features
- Fully Electronic Control: Intelligent instant electric water heater providing precise temperature management and efficient operation.
- Versatile Power Options: Selectable power ratings of 18kW, 21kW, and 24kW (depending on model variant) to suit various household needs and electrical capacities.
- Consistent Hot Water: Offers pre-set temperature options of 35°C, 43°C, 50°C, and 55°C, ensuring a comfortable and consistent hot water experience.
- Energy Efficiency: Features a bare wire heating system and can save up to 30% energy compared to traditional cylinder systems, subject to usage patterns.
- Advanced Safety: Equipped with a child-proof system, electronic safety system with air detection, and anti-scalding protection settings (35/43/50/55℃).
- Durable & Reliable: Suitable for both hard and soft water areas, built with robust components for long-lasting performance.
- High Protection Level: Hoseproof design with IP25 protection, ensuring safety and durability in wet environments.
- Optional Remote Control: Compatible with the FB1 LCD Trend wired remote control (optional accessory) for convenient temperature adjustment.
- German Engineering: Proudly "Made in Germany," reflecting superior quality, precision, and reliability.
Specifications
- Power Supply: 3-phase
- Power Rating (400V): 18kW / 21kW / 24kW
- Power Rating (380V): 16.2kW / 19kW / 21.7kW
- Dimensions (H x W x D): 466 x 225 x 116 mm
- Selectable Temperature Range: 35°C / 43°C / 50°C / 55°C
- Working Pressure: Up to 10 Bar
- Minimum Flow Rate: ≥ 2.5 L/min
- Protection Level: IP25 (Hoseproof)
- Pipe Connection Size: 15mm (G1/2″)
- Weight: 2.9 kg
- Control Unit: Electronic Control
- Outlet Applications: Suitable for single or multiple outlets
- Childproof Setting: Preset temperature at 55°C
- Heating System: Bare wire heating system
- Safety Features: Electronic air detection system, Electronic flow rate control
- Compatibility: Can be operated with preheated water from solar systems
Warranty & Important Notes
This product comes with a 2 Years warranty.
Special Note: The factory default temperature is 55°C. If a lower temperature is required, it must be changed by a qualified electrician.
The product information above is for reference only; everything is subject to the brand's official website.
STIEBEL ELTRON HDB-E18/21/24 Trend Electronic Control Water Heater 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.
Real Customer Service · Dedicated Follow-up
Order 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 anytime.
1-to-1 Expert Consultation
Instant 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.
100% Official Stock
No parallel imports · Clear warranty coverage
All appliances are official products from the Hong Kong总代理. Enjoy at least one-year manufacturer warranty and a 7-day replacement guarantee for faulty items, for added peace of mind after purchase.
Award-Winning
Recognized 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 Installation
One-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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