boilingwatertap.
Qettle Signature Modern 4-in-1 boiling water tap with 4 litre tank

Qettle

Qettle Signature Modern 4-in-1 (4L)

The Qettle Signature Modern 4-in-1 (4L) is a 100°C boiling water tap from Qettle, at a typical UK price of £870, a 4-litre tank and a 2-year warranty.

Specs last updated 17 June 2026

Square-spout 100°C boiling tap in marine-grade stainless steel

The Signature Modern brings Qettle true-100°C boiling system into a contemporary square-spout silhouette. Marine-grade stainless steel, true 100°C boiling, filtered cold, mains hot and cold from a single tap with two independent levers. The 4-litre insulated tank gives roughly eight cups per dispense.

Where to buy

Buy the Qettle Signature Modern 4-in-1 (4L)

RetailerPrice
Amazon UKCheck price at retailerCheck price ↗

Prices are checked manually and dated; the retailer's own page is always the live source. If you buy through one of these links we may earn a commission. It never changes how we rank or score a tap. How affiliate links work here

Get a supply + installation quote

Free and no obligation. We approach installers in your area for you.

Get a supply and installation quote for the Qettle Signature Modern 4-in-1 (4L)

Tell us your postcode and we will approach installers who cover your area on your behalf, for supply and fitting of this tap. Quotes come back to you. No obligation, and it costs you nothing.

We never sell your data to brokers. Your details are only shared with installers who can quote for the job.

What we like

  • 4-litre tank serves up to 8 cups in one go
  • Marine-grade stainless steel tap, engineered in the UK
  • Two-stage child safety: button and turn before boiling water flows
  • Choice of round or square spout in stainless, PVD colour or etched finishes

Watch out for

  • 17.5-minute initial heat-up and 10-minute recovery after a full tank
  • Standard kit does not include a pressure reducing valve
  • Two-year warranty

Our take

The Qettle Signature Modern 4-in-1 (4L) reviewed

The Qettle Signature Modern 4L is the brand's direct challenge to Quooker at roughly a third less money. At £870 you get a 4-in-1 with a true 100°C dispense, a 4L tank that is a full litre larger than Quooker's PRO3, and a square spout in marine-grade stainless steel. Qettle is British, sells direct, and built its reputation on undercutting the premium incumbents without dropping to the £400 mass-market tier.

The spec-for-money calculation holds up. A 4L tank means more boiled water before the reheat cycle kicks in, which actually matters at dinner parties or for filling a stockpot. The 100°C rating is genuine, and marine-grade stainless resists pitting better than the chrome plating on cheaper rivals. Trustpilot scores for Qettle's installation and aftercare run around four-and-a-half stars, closer to Quooker territory than Fohen or Hanstrom manage.

The weakness is brand presence and resale. Qettle does not have Quooker's installer network or the showroom visibility, so finding a local engineer who knows the system can be harder outside the South East. The styling is also more functional than design-led, so if your kitchen is a Tom Howley or deVOL build, the Qettle will not match the visual ambition. Buy it for the 4L tank and the 100°C boil, not because it will impress visitors.

Features

  • True 100°C boiling water
  • Marine-grade stainless construction
  • Two-lever operation with safety clip
  • 4-litre insulated tank
  • Square contemporary spout

Available finishes

  • Stainless Steel
  • Brass
  • Gunmetal
  • Black
  • Brushed Brass

Group tests

Where the Qettle Signature Modern 4-in-1 (4L) ranked

Running cost

What this tap really costs to own.

Headline price is half the story. The Qettle Signature Modern 4-in-1 (4L) draws around 14 W at idle and reheats whenever the tank cools. Use the calculator with your own electricity tariff and household usage to see the 10-year total.

Installing soon? Installation costs and water hardness by UK city

Idle draw
14 W
Tank capacity
4 L
Boiling temp
100°C
Warranty
2 yr

Owner reviews

What 1,532 owners report

Aggregated from 1 public review sources. Methodology · Last refresh 15 May 2026

Weighted average

4.5out of 5

Counts and ratings are factual aggregates from public review pages on the linked sources. Themes are our own paraphrased summary. No review text is reproduced verbatim. See full methodology.

Reader reviews

From people who own the Qettle Signature Modern 4-in-1 (4L)

Submitted by readers and read by a human before publication. We publish the wording as submitted and cannot independently verify ownership unless a reader shows proof, in which case the review is marked verified.

No reader reviews for this model yet. Own one? Yours can be the first.

Own the Qettle Signature Modern 4-in-1 (4L)?

Share what it has actually been like. Every review is read by a human before publication. No links, no incentives, and we never edit your wording.

Your rating *

Your name appears with your review; your email never does. See our privacy policy.