VIESSMANN VITOTHERM EI CLASSIC18/21/24 Instantaneous Water Heater 3-phase power
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The VIESSMANN VITOTHERM EI CLASSIC is a high-performance, 3-phase instantaneous water heater designed for reliable on-demand hot water. Manufactured in Europe, this unit features a selectable power output of 18, 21, or 24 kW, providing efficient and consistent performance. Its fully electronic control system ensures precise temperature management, delivering hot water exactly when you need it, making it an ideal solution for modern households and commercial applications.
Reliable and Precise Hot Water on Demand
Experience superior comfort with the Vitotherm EI Classic's fully electronic control system. Set your desired water temperature with precision, anywhere between 30°C and 60°C, using the intuitive rotary function button. The clear LED display provides at-a-glance information, ensuring your hot water is always at the perfect temperature for your needs.
Efficient and Safe Operation
Engineered for both safety and efficiency, this water heater incorporates an electronic safety shut-off system, which includes air detection to prevent damage and ensure longevity. Its energy-efficient design helps reduce electricity consumption. The unit is also compatible with pre-heated water from solar systems, further enhancing its green credentials. With an IP25 waterproof rating, it guarantees safe installation and operation in wet environments like bathrooms.
Key Features
- Full electronic control for consistent temperature
- User-selectable power output: 18 / 21 / 24 kW
- Precise temperature selection from 30°C to 60°C
- User-friendly rotary dial and LED display
- Advanced electronic safety system with air detection
- High energy efficiency
- Compatible with solar thermal systems
- IP25 waterproof protection
- Durable construction, Made in Europe
Technical Specifications
- Model: VITOTHERM EI CLASSIC 18/21/24
- Power Supply: 3-phase
- Rated Output (at 400V): 18 / 21 / 24 kW
- Rated Output (at 380V): 16.3 / 19 / 21.7 kW
- Rated Current: ~26 / ~30 / ~35 A
- Fuse Protection: 32 / 32 / 40 A
- Activation Water Flow Rate: 2.5 l/min
- Mixed Water Flow Rate: 8.7 / 10.1 / 11.6 l/min
- Max. Inlet Temperature: 60°C
- Dimensions (H x W x D): 440 x 245 x 126 mm
- Warranty: 2 years
The product information above is for reference only; everything is subject to the brand's official website.
VIESSMANN VITOTHERM EI CLASSIC18/21/24 Instantaneous Water Heater 3-phase power Review
Installation
| *Water Heater Standard installation fee | |||
| Site inspection(No return) | Ask For Agent | ||
| Instantaneous Water Heater | Ask For Agent | ||
| Shower Unit Storage Water Heater | Ask For Agent | ||
| Central System Storage Water Heater (8 gal or below) | Ask For Agent | ||
| Central System Storage Water Heater (10 gal or above) | Ask For Agent | ||
| Horizontal Installation charge | Ask For Agent | ||
| Uninstall and take away the old machine | Ask For Agent | ||
| *Instantaneous Water Heater Standard installation include: | |||
| a.3ft power cord (Surface wiring) | |||
| b.4ft white plastic coated copper pipe for hot and cold water | |||
| *Shower Unit Storage Water Heater Standard installation include: | |||
| a.10ft power cord (Surface wiring) | |||
| b.4ft white plastic coated copper pipe for hot and cold water & 2 Copper pipe accessories | |||
| *Central System Storage Water Heater Standard installation include: | |||
| a.10ft power cord (Surface wiring) | |||
| b. 3ft white plastic coated copper pipe for hot and cold water & 7 Copper pipe accessories | |||
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| *Water Heater extra fee(For reference only) | |||
| White plastic coated copper pipe for hot and cold water | $30 / ft | ||
| White plastic pipe with drain valve (below 8ft) | $100 | ||
| Copper pipe accessories | $30/ each | ||
| Air Bleed valve | $400 | ||
| Make a new water input | $200 | ||
| Split the electricity from one socket(include the 10ft Power cord) | $800 | ||
| Power cord extension | $20 / ft | ||
| Power cord extension(3-phase*4) | $80 / ft | ||
| Stairs fee | $30 (10steps) | ||
| Installation surcharge for Tung Chung / Ma Wan area | $100 | ||
| Installation surcharge for Discovery Bay area | $400 | ||
| REMARK | |||
| *Other agents or other contractors deilvery fee/installation fee will be different. For more information, please contact our inquiry | |||
| Standard power socket be provlded by customer | |||
| If extra installation fee is not in the installation list,need to quote. | |||
| Location of installation are decided by customer.Any re-location after installation shall be subjected to extra charge. | |||
| Delivery | |
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| Installation Schedule | |
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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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