How many cooking zones does the SMEG SI2321D have?

The hob has a total of two induction cook zones, both equipped with booster functions.

What are the power ratings of the cooking zones?

The front centre zone is 1.20 kW with a 1.60 kW booster and Ø 14.5 cm. The rear centre zone is 1.50 kW with a 2.00 kW booster and Ø 21.0 cm.

Does this hob have child safety features?

Yes. It includes a control lock / child safety function and protection against accidental start up.

How does the Eco–Off function work?

The Eco–Off function shuts the cooking zone down before the timer sounds, making use of the residual heat in the pan to save energy.

What timers and indicators are available?

The hob has two end cooking timers, one minute minder, an end of cooking acoustic alarm, a residual time indicator, time elapsed display and residual heat indicators for each zone.

Which accessories are compatible with this hob?

Compatible accessories include the SCRP induction and ceramic hobs and Teppanyaki scraper, and the TPK stainless steel grill plate to cook Teppanyaki dishes.

Product Information Sheet

Smeg Domino Induction Hob

SKU: SI2321D

Woodalls 1053–1055 Finchley Road, London, NW11 7ES
+44 (0)208 455 3925 · [email protected] · www.woodalls.co.uk

Mon–Fri: 9:00am – 5:00pm | Sat–Sun: Closed

Printed 12 June 2026

Smeg SI2321D Domino Induction Hob

SKU: SI2321D · EAN: 8017709330644

Straight edge Ultra-low profile or Fully Flushed

The SMEG SI2321D is a 30 cm built-in, ultra–low profile or fully flushed induction hob with a universal black ceramic glass design. It offers two induction cook zones with booster functions, Digi Touch slider controls at the front and nine power levels. Safety and convenience features include child safety lock, automatic pan detection, residual heat indication and Eco–Off, making it suitable for users seeking a compact, easy–to–use electric hob.

2 Year Warranty

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This Product Page

Product family	Hob
Built-in type	Ultra–low profile or fully flushed
Dimensions	30 cm
Standard cut-out size	478–482 × 252–256 mm
Power supply	Electric
Type	Induction
EAN code	8017709330644
Aesthetics family	Universal
Colour	Black
Finishing	Glass
Material	Glass
Glass type	Ceramic
Glass edge	Straight edge
Type of control setting	Digi Touch
Slider colour	Red
Control position	Front
Logo	Silk screen
Serigraphy colour	Grey
Number of induction cook zones	2
Number of cooking zones with booster	2
Total number of cook zones	2
Front centre zone	Induction – single – 1.20 kW – Booster 1.60 kW – Ø 14.5 cm
Rear centre zone	Induction – single – 1.50 kW – Booster 2.00 kW – Ø 21.0 cm
Power levels	9
Main on/off switch	Yes
End cooking timer	2
Minute minder	1
End of cooking acoustic alarm	Yes
Residual time indicator	Yes
Control lock / child safety	Yes
Quick start	Yes
Automatic setting according to pan dimension	Yes
Automatic pan detection	Yes
Minimum pan diameter indication	Yes
Automatic switch off when overheat	Yes
Residual heat indicator	Yes
Eco-Off	Yes
Protection against accidental start up	Yes
Nominal power	3600 W
Current	16 A
Voltage	220–240 V
Type of electric cable	Single phase
Frequency	50/60 Hz
Power supply cable length	120 cm

Delivery & Returns

Delivery

Free delivery to London addresses to ground floor only (service lift access accepted). Some appliances carry standard manufacturer delivery charges — confirmed at time of quotation. UK mainland delivery available for an additional charge. Lead times vary by make, model, and manufacturer availability.

Installation

We do not install appliances. We can recommend vetted fitters operating within London — payments are made directly with the fitter. Woodalls accepts no responsibility for installation work carried out by any third party.

Returns

14-day return window from the day after delivery. Items must be unused, uninstalled, and in original packaging. View our full returns policy →

Authorised Dealer

All products are supplied as an authorised Smeg dealer, with full manufacturer warranty. Established 1967.