Ninja OP350UK Foodi 9-in-1 Multi-Cooker 6 Litre

SKU: OP350UK

This product is discontinued and no longer available to purchase.

We regularly check prices against major UK retailers including Argos, Currys, John Lewis and Hughes to stay competitive. If you find the same product cheaper at an authorised UK retailer, we'll do our best to match it. See full details here.

1 year manufacturer warranty

2 year promotional warranty
Registration by Customer Required
More details

Further details can be found on our delivery information page.

Key Features

  • TenderCrisp Technology: pressure locks to lock in juices, crisps for the perfect finish
  • 9 Cooking functions
  • Complete meals: cook mains and sides at the same time
  • Perfect for up to 4 people

Create culinary delights with the Ninja Foodi OP350UK. Create mains, sides, and desserts quickly and easily – all in one appliance. Getting creative in the kitchen is easier than ever with Ninja.


Up to 70% Faster*

Cooking up to 70% faster than traditional cooking methods*, Pressure Cooking uses super-heated steam to quickly and easily cook delicious steaks, roast chicken, chilli, curry, desserts and more. *Compared with slow-cooking, simmering or braising.

Up to 75% Less Fat**

A healthier way to enjoy fried favourites, Air Fry using little to no oil. Up to 75% less fat than traditional frying methods**. **Tested against hand-cut deep-fried French fries.


Fuss-Free Meals. Make mealtimes a breeze with the OP350UK from Ninja. Offering nine different cooking options, you can create a delicious family meal all in one pot. Multiple cooking functions include:

Pressure Cook – Heated steam quickly cooks steaks, chilli, and other foods up to 70% faster than other cooking methods.

Air Frying – Serve French fries or crisps using little to no oil. The result is guilt-free food with up to 75% less fat than traditional frying.

Slow Cook – With adjustable timing and temperature controls, you can have a casserole or stew ready when you get home.

Sear/Sauté – Whether you need onions for your hotdogs or you’re searing meat for your roast, this option has you covered.

Bake/Roast – From roasting joints to baking delicious cakes, the variable temperature settings give you complete control.

Grill – From sal mon to steak, create perfect grilled ingredients – you can even give your mac ‘n’ cheese a crispy topping.

Steam – Enjoy delicately cooked rice, sea bass, tender vegetables and more with this setting.

Dehydrate – Make anything from dried fruit and vegetable crisps to beef jerky and dried herbs.

Yoghurt – You can even rustle up your very own yoghurt recipes just how you like it.


Cooks & Crisps

Discover Ninja’s exclusive TenderCrisp Technology. Pressure cook to lock in juices, then crisp for the perfect finish. Switch from the Pressure Lid to the Crisping Lid to finish food with a delicious golden crisp.

One Pot Does The Lot

9 ways to cook – Pressure Cook, Air Fry, Slow Cook, Steam, Bake/Roast, Sear/Sauté, Grill, Yoghurt and Dehydrate. Layer ingredients with the reversible rack to cook mains and sides at the same time. Perfectly sized for up to 4 people. Cook and crisp a whole 2kg chicken.


Thanks to exclusive TenderCrisp technology, you can use the Pressure setting to cook tender, juicy meat before adding the ideal crisp finish. Simply choose either Air Fry, Bake, Roast or Grill after cooking to give your food that perfect crispy finish every time.

What’s more, you can cook your main meal and side dishes at the same time. Place your vegetables and grains in the pot, add the reversible rack for your meat, fish or proteins and let the OP300UK do the rest. The result is easy one-pot meals in less time. And, the Keep Warm mode keeps your food ready to eat for up to 12 hours after cooking – ideal for when you get home from work.

Perfectly sized for up to four people, the OP350UK includes a range of accessories to help you get the best from your appliance. These include:

Large 6L cooking pot

3.7L Cook & Crisp basket

Reversible Rack

Pressure Lid

The large capacity lets you cook a whole 2 kg chicken in one go. Plus, defrost, cook, and crisp meals straight from frozen – perfect for days when you need to raid the freezer. All accessories are dishwasher safe for easy clean-ups and the anti-slip feet will stop the multi cooker from toppling over. There’s even a chef-created recipe guide in the box to help you get started.

Brand Name Ninja
Manufacturer Ninja
Product Type Multi-Cooker
Colour Black
Height 32 cm
Width 43 cm
Depth 36 cm
Weight (Approximate) 11 kg
Maximum Capacity 6 l
Functions Pressure Steam Slow Cook Yogurt Sear/Saute Air Crisp Bake/Roast Grill Dehydrate Keep Warm
Package Contents 1 x 6 l removable cooking pot 1 x 3.7 l cook and crisp basket 1 x reversible rack pressure lid
Features TenderCrisp Technology: Pressure cooks to lock in juices, crisps for the perfect finish 9 Cooking Functions: easily create delicious meals, side and desserts Complete meals: cook mains and sides at the same time Layer ingredients with the reversible rack Perfect for up to 4 people: 6 litre capacity - cook a whole 2kg chicken
Shipping Height 39.4 cm
Shipping Width 52.3 cm
Shipping Depth 38.9 cm
Additional Information Anti-slip feet Dishwasher Safe Accessories

We offer FREE standard delivery on most orders over £100.

  • Orders under £100: Standard UK mainland delivery is £4.99. Delivery charges for postcodes outside the UK mainland are calculated at checkout.
  • Small appliances: Delivered by DHL or Royal Mail.
  • Large appliances: Delivered free on orders over £400. Orders under £400 incur a £19.95 delivery charge. Installation services can be added during checkout.
  • Next Day Delivery: Selected products are available for Next Day Delivery. Where available, this option can be selected during checkout.
  • Delivery area: We are currently unable to deliver some large appliances outside Norfolk and North Suffolk. If your postcode falls outside our delivery area, we'll let you know during checkout.

We aim to dispatch in-stock orders within 2 working days of receiving them. Once your order has been processed, you'll receive an email confirming your estimated delivery date.

For full details follow the link below.

Delivery Information ›

Professional installation is available on a wide range of large home appliances and can be added during checkout.

Installation prices from:

  • Televisions & Home Entertainment from £45
  • Washing Machines – £30
  • Washer Dryers – £30
  • Tumble Dryers – £15
  • Dishwashers – £30
  • Refrigeration – £15
  • Ovens & Cookers from £90

All installations are carried out by our own experienced engineers. We'll install your new appliance, remove the packaging and connect it where appropriate (excluding gas appliances).

Installation is available across Norfolk and North Suffolk. Simply add a large appliance to your basket and enter your postcode to check availability.

Once you've placed your order, we'll contact you to arrange a convenient delivery and installation date.

For full details, please follow the link below.

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