Is 13 kW enough for a whole house?

No. At 13 kW it suits one or two fixtures at a time, such as a shower or a sink. Large homes with simultaneous hot water use need a higher-capacity unit.

What electrical setup does it need?

It runs on 240V and draws high current, so it needs a dedicated circuit sized for 13 kW, typically around 60A. A licensed electrician should confirm your panel can handle it.

Does it work in cold climates?

It heats water as it flows, so very cold inlet water lowers the output temperature and flow rate. In cold regions it is best limited to point-of-use fixtures.

Can it replace a tank water heater?

Yes for small homes or single fixtures, since it needs no tank or venting. Check that your wiring and hot water demand match its capacity first.

Does it need venting or a gas line?

No. It is electric, so there is no flue, gas line or combustion air requirement, which makes placement more flexible.

The unit itself with mounting hardware and installation instructions. Wiring, breakers and plumbing fittings are not included.

Where is the Senville Tankless Water Heater cheapest?

At Best Buy, for $179.99, as of our latest check.

What do buyers say about the Senville Tankless Water Heater?

Rated 3.8 out of 5 from 27 ratings.

Where can I buy the Senville Tankless Water Heater?

7 stores we checked sell it, including Home Outlet Direct, Senville, Best Buy, Walmart, Chill Mini Splits.

Senville Tankless Water Heater

Best price now

$179.99at Best BuyChecked 13 h ago

Compared across 7 stores. Prices are checked against each store and labelled with when.

Visit Best Buy

Senville Tankless Water Heater

Best price now

$179.99at Best BuyChecked 13 h ago

Compared across 7 stores. Prices are checked against each store and labelled with when.

Visit Best Buy

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Price facts

Last seen at $179.99 at Best Buy on Nov 10.
Checked at 7 stores.

Our take on the Senville Tankless Water Heater

The Senville SENWH-DSF13-0EG is a compact 13 kW electric tankless water heater that runs on 240V and heats water on demand, so there is no tank to fill or run out. It offers precise, adjustable temperature control and a continuous hot water supply for a household or light commercial point of use. Compared with gas tankless units it needs no venting, but 13 kW is modest for whole-house use in cold climates and it draws a heavy electrical load. Reviewers rate it around 3.8 out of 5, with praise for its small size and steady hot water and complaints about installation demands and output limits.

Best forPoint-of-use sinks and showersSmall homes and cabinsLight commercial or garage useReplacing a tank heater where space is tight

Pros

Endless hot water with no tank to drain
Compact body fits closets and tight walls
Precise digital temperature control
No gas line or venting needed
Suits point-of-use and light commercial setups

Cons

13 kW limits output in cold inlet water
Needs a dedicated 240V circuit, often 60A
Installation is not a simple swap
Not a whole-house solution for large families

Senville Tankless Water Heater prices at every store

Home Outlet DirectNew
In stock
$179.99Checked 13 h ago
Visit Home Outlet Direct
SenvilleNew
In stock
$179.99Checked 13 h ago
Visit Senville
Best BuyNew
In stock
$179.99Checked 13 h ago
Visit Best Buy
WalmartNew
In stockSold by Senville
$179.99Checked 13 h ago
Visit Walmart
Chill Mini SplitsNew
In stock
$179.99Checked 13 h ago
Visit Chill Mini Splits
eBayNew
In stockSold by senvilleofficial
$179.99Checked 13 h ago
Visit eBay
Lowe'sNew
Out of stock
$179.99Checked 13 h ago
Visit Lowe's

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Senville Tankless Water Heater price history

Lowest price we've seen: $179.99 on Nov 10 at Home Outlet Direct. Tracked across 7 stores since Nov 10.

What reviewers say

3.8 / 527 ratings

Owners rate it around 3.8 out of 5. They like the small footprint and steady hot water at the point of use, but several found the electrical hookup demanding and the output short of whole-house expectations.

What people mention

SizePraisedOwners like how little wall space the compact unit takes.
Hot water supplyPraisedUsers report steady, endless hot water at the point of use.
InstallationCriticisedBuyers say the 240V wiring and mounting are more involved than a tank swap.
OutputMixedSome find 13 kW enough for one fixture, others say it struggles with cold inlet water.
Temperature controlPraisedThe adjustable thermostat holds a set temperature well.

Specifications

Energy Efficiency: Energy-efficient performance
Heating Method: Tankless
Temperature Control: Precise temperature control, Advanced temperature control features
Heating Capacity: 13KW
Product Type: Tankless Water Heater
System Type: Tankless Water Heater
Type Features: Temperature control, Instant heating

Questions and answers

Is 13 kW enough for a whole house?: No. At 13 kW it suits one or two fixtures at a time, such as a shower or a sink. Large homes with simultaneous hot water use need a higher-capacity unit.
What electrical setup does it need?: It runs on 240V and draws high current, so it needs a dedicated circuit sized for 13 kW, typically around 60A. A licensed electrician should confirm your panel can handle it.
Does it work in cold climates?: It heats water as it flows, so very cold inlet water lowers the output temperature and flow rate. In cold regions it is best limited to point-of-use fixtures.
Can it replace a tank water heater?: Yes for small homes or single fixtures, since it needs no tank or venting. Check that your wiring and hot water demand match its capacity first.
Does it need venting or a gas line?: No. It is electric, so there is no flue, gas line or combustion air requirement, which makes placement more flexible.
What is in the box?: The unit itself with mounting hardware and installation instructions. Wiring, breakers and plumbing fittings are not included.
Where is the Senville Tankless Water Heater cheapest?: At Best Buy, for $179.99, as of our latest check.
What do buyers say about the Senville Tankless Water Heater?: Rated 3.8 out of 5 from 27 ratings.
Where can I buy the Senville Tankless Water Heater?: 7 stores we checked sell it, including Home Outlet Direct, Senville, Best Buy, Walmart, Chill Mini Splits.