Comparison numbers
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Best Small Flow Heaters
Mini Water Heater Comparison 2026
Sort & Filter
Best Product
AEG MTH 350
Amazon
Bestseller
AEG MTD 350
Amazon
EcoSmart ECO MINI 2.5
Amazon
Bosch small flow heater
Amazon
Available at
Manufacturer
General features
Dimensions
Colour
Weight
Product properties
Drive type
Energy efficiency class
Power
Water connection
KNX capable
Voltage
Display
Advantages
Disadvantages
Shipping (Amazon)
Best Product
1
AEG MTH 350
Customer rating
no reviewsAmazon
Available at
see vendordays
see vendordays
Manufacturer
AEG
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electricity
Energy efficiency class
A
Power
3,5 kW
Water connection
3/8 Inches
KNX capable
Voltage
230 V
Display
Advantages
- Easy setup via the extensive manual
Disadvantages
- Not KNX-compatible
Shipping (Amazon)
see vendorAmazon
Bestseller
2
AEG MTD 350
Customer rating
no reviewsAmazon
Available at
see vendordays
see vendordays
Manufacturer
AEG
General features
Dimensions
3,2 x 5,6 x 7,5 in
Colour
White
Weight
3,1 lb
Product properties
Drive type
Electricity
Energy efficiency class
A
Power
3,5 kW
Water connection
3/8 Inches
KNX capable
Voltage
230 V
Display
Advantages
- Questions can be answered in the manual
Disadvantages
- Not KNX-compatible
Shipping (Amazon)
see vendorAmazon
3
EcoSmart ECO MINI 2.5
Customer rating
no reviewsAmazon
Available at
see vendordays
see vendordays00$
Manufacturer
EcoSmart
General features
Dimensions
10,9 x 10,9 x 17 in
Colour
White
Weight
15,9 lb
Product properties
Drive type
Electric
Energy efficiency class
Power
Water connection
KNX capable
Voltage
120 V
Display
Advantages
Disadvantages
Shipping (Amazon)
see vendorAmazon
4
Bosch small flow heater
Customer rating
no reviewsAmazon
Available at
see vendordays
see vendordays5050$
Manufacturer
Bosch
General features
Dimensions
10,7 x 13,7 x 13,7 in
Colour
White
Weight
15,4 lb
Product properties
Drive type
Electric
Energy efficiency class
Power
Water connection
KNX capable
Voltage
120 V
Display
Advantages
Disadvantages
Shipping (Amazon)
see vendorAmazon
