Best Keep Warm Function Slow Cookers of 2026

Mohammed Clark Avatar
Mohammed Clark
Last Updated: 6 Feb 2026

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Slow cookers with a Keep Warm function are a great addition to any kitchen. These appliances offer a convenient way to cook meals slowly, allowing flavours to blend and develop over time. The Keep Warm function ensures that your food stays at a safe temperature and is ready to serve whenever you are. With a range of sizes and features available, these slow cookers are a versatile and practical choice for busy households or those who enjoy home-cooked meals without the hassle of constant monitoring.

At a Glance: Our Top Picks

Russell Hobbs Good-to-Go 6.5L Multicooker Cover #TOP 1
Russell Hobbs Good-to-Go 6.5L Multicooker
ftb score rating icon 9.9
Tower T16019RG Infinity Slow Cooker, 6.5L Cover #TOP 2
Tower T16019RG Infinity Slow Cooker, 6.5L
ftb score rating icon 9.8
Crockpot TimeSelect Digital Slow Cooker 5.6L Cover #TOP 3
Crockpot TimeSelect Digital Slow Cooker 5.6L
ftb score rating icon 9.6

Top 8 Keep Warm Function Slow Cookers

#TOP 1

Russell Hobbs Good-to-Go 6.5L Multicooker

Russell Hobbs
28270
Black
6.5 Litres
Russell Hobbs Good-to-Go 6.5L Multicooker Cover
Russell Hobbs Good-to-Go 6.5L Electric Multicooker - 8 Digital functions inc Sear, Slow Cook, Steam, Boil, Keep warm & Roast, Cast aluminium housing, Glass lid, Dishwasher safe parts, 750W, 28270

The Russell Hobbs Multicooker offers eight versatile cooking functions, allowing you to sear, roast, slow cook, steam, boil, and keep your meals warm with ease. With a generous 6.5-litre capacity, it’s perfect for serving meals to family and friends directly from the pot. Its durable cast aluminium housing ensures longevity, even after multiple uses and washes. Plus, the removable control panel makes serving convenient, allowing you to take your delicious, hot dishes straight to the table.

What We Like
Multiple cooking functions
Large 6.5-litre capacity
Durable cast aluminium housing
Removable control panel
#TOP 2

Tower T16019RG Infinity Slow Cooker, 6.5L

T16019RG
Black and Rose Gold
6.5 Litres
Tower T16019RG Infinity Slow Cooker, 6.5L Cover
Tower T16019RG Infinity Slow Cooker with 3 Heat Settings & Keep Warm Function, 6.5L, 300W, Black and Rose Gold

The Tower Infinity Slow Cooker offers a generous 6.5 litre capacity, making it ideal for preparing hearty family meals like casseroles and soups, serving up to six portions. With this slow cooker, you can effortlessly create healthy dishes, from creamy kormas to vegetable stews, without the hassle of constant monitoring. It operates on just 9p of energy per hour, allowing you to enjoy delicious slow-cooked meals while keeping your utility bills low. The three heat settings, including a keep warm function, ensure your meals are perfectly timed for when you return home from work.

What We Like
Large 6.5 litre capacity
Energy-efficient operation
Three heat settings available
Convenient keep warm feature

Crockpot TimeSelect Digital Slow Cooker 5.6L

CSC066
Stainless Steel
5.6 Litres
Crockpot TimeSelect Digital Slow Cooker 5.6L Cover
Crock-Pot TimeSelect Digital Slow Cooker | Programmable Digital Display | 5.6 L (7+ People) | Keep Warm Function | Energy Efficient | Stainless Steel [CSC066]

The Crockpot Digital Slow Cooker is perfect for busy individuals. With the ability to set it up to 12 hours in advance, you can enjoy expertly cooked meals whenever you need. The Schedule Meal feature takes the guesswork out of cooking, optimising the process based on your meal time and food type. You also have the flexibility of a Manual function, allowing you to control the cooking settings to your preference. Enjoy slow cooking perfection with minimal effort, creating delicious soups, stews, and more for your family.

What We Like
12-hour advance setup
Optimised cooking process
Manual control options
Ideal for large families
#TOP 4

Swan Retro 3.5L Slow Cooker with Keep Warm

SF17021GRN
Grey
3.5 Litres
Swan Retro 3.5L Slow Cooker with Keep Warm Cover
Swan SF17021GRN Retro Slow Cooker with 3 Temperature Settings, Keep Warm Function, 3.5L, 200W, Retro Grey

The Swan Retro Slow Cooker offers three temperature settings, allowing you to cook a variety of dishes at your own pace, whether it's a slow-simmered stew or a quick curry. Its keep warm function ensures your meals stay at the perfect serving temperature, ideal for those delayed home from work. The removable ceramic inner pot makes serving easy and cleaning hassle-free. With a generous 3.5-litre capacity, this appliance is perfect for couples or small families, without taking up too much space on your countertop.

What We Like
Multiple temperature settings
Keep warm function
Removable ceramic pot
Compact size
#TOP 5

Tower T16020 Infinity Compact Slow Cooker

T16020
Stainless Steel
1.5 Litres
Tower T16020 Infinity Compact Slow Cooker Cover
Tower T16020 Infinity Compact Slow Cooker with Keep Warm Function, 1.5L, 120W, Stainless Steel

The Tower T16020 Slow Cooker makes cooking easy and enjoyable. With a 1.5-litre capacity, you can prepare delicious meals like casseroles and soups for two portions. It features three heat settings, giving you flexibility to choose the right temperature for your dish, plus a keep warm function that ensures your meal is ready when you return home. The tempered glass lid allows you to monitor your food without losing moisture, resulting in tender and flavoursome dishes.

What We Like
Compact size for small spaces
Easy to clean removable pot
Flexible heat settings available
Includes keep warm function
#TOP 6

Tower T16018RGG 3.5L Slow Cooker Rose Gold

T16018RG
Black and Rose Gold
3.5 Litres
Tower T16018RGG 3.5L Slow Cooker Rose Gold Cover
Tower T16018RGG 3.5 Litre Slow Cooker with Tempered Glass Lid and Keep Warm Function, 210W, Rose Gold

The Tower T16018RGG Slow Cooker is perfect for cooking meals for the whole family, with a 3.5-litre capacity that easily handles stews, casseroles, curries, bread, and large joints of meat. It offers three heat settings—low, high, and keep warm—allowing you to have your food ready whenever you need it. The removable cooking pot is dishwasher safe, making cleaning simple and hassle-free. Additionally, the tempered glass lid helps lock in moisture and heat, so you can watch your food cook without lifting the lid and losing warmth.

What We Like
Large 3.5L capacity
Three heat settings
Dishwasher-safe pot
Tempered glass lid
Cool touch handles
#TOP 7

Salter 3.5L Chalkboard Slow Cooker with 3 Settings

EK6262
Black
3.5 Litres
Salter 3.5L Chalkboard Slow Cooker with 3 Settings Cover
Salter 3.5L Chalkboard Slow Cooker – 3 Heat Settings, Dishwasher Safe Ceramic Pot, Keep Warm Function, Tempered Glass Lid, Cool Touch Handles, Family Sized Electric Cooker, Batch Cooking, EK6262

The Salter Chalkboard Slow Cooker offers a unique chalkboard-coated exterior, allowing you to jot down recipes, notes, or reminders directly on the cooker, helping you stay organised in the kitchen. Its generous 3.5-litre capacity is ideal for preparing family meals or large batches, making meal planning easier throughout the week. With three heat settings—low, high, and warm—you can easily adjust cooking times to suit your dish, whether slow simmering or quicker cooking. Plus, the dishwasher-safe ceramic pot simplifies cleaning, saving you time and effort after every use.

What We Like
Personalised chalkboard surface
Large 3.5-litre capacity
Three adjustable heat settings
Dishwasher safe ceramic pot
#TOP 8

Cooks Professional 3.5L Slow Cooker with Glass Lid

K426
3.5 Litres
Cooks Professional 3.5L Slow Cooker with Glass Lid Cover
Cooks Professional Slow Cooker 3.5 Litre with Glass Lid, Cool Touch Handles, Dishwasher Safe Bowl, 2 Heat Settings & Keep Warm Function | Small One Pot Cooking Machine | Black

The Cooks Professional Slow Cooker is ideal for preparing hearty meals, thanks to its generous 3.5-litre capacity, perfect for family-sized portions. With two heat settings and a keep warm function, you can easily adjust cooking to suit stews, soups, or roasts, ensuring your dishes are cooked just right. Its 200w power rating offers energy-efficient cooking, helping you save on electricity without sacrificing performance. Plus, the removable inner pot and dishwasher-safe parts make cleaning simple and quick, giving you more time to enjoy your meal.

What We Like
Large 3.5-litre capacity
Two heat settings plus keep warm
Energy-efficient 200w power
Dishwasher-safe removable pot
Manual control for easy use
Buying Guide Image

Frequently Asked Questions (FAQs)

1. How long can you use keep warm setting on slow cooker?

Some can be left on for up to 24 hours, but most recommend eight to 12 hours. For exactly how many hours can food be left on warm in a slow cooker? Typically, it is safe to keep cooked food “warm” for one to four hours. The key is to make sure the temperature is in the safe zone, or 145°F or over.

2. Can I leave my slow cooker on keep warm all night?

Can You Leave a Crockpot on Warm Overnight? ... As the warm setting gives off even less heat than the low setting, it should be perfectly safe to leave your crockpot on warm overnight. Likewise, it should be fine to set your unit to cook on low on a timer and then switch to warm until morning.

3. What temperature is keep warm on a slow cooker?

Don't reheat in a slow cooker. Do not reheat food or leftovers in a slow cooker; instead reheat on stove top or microwave (165 F or above) and transfer to slow cooker to keep warm (140 F or above).

4. Can I use slow cooker to keep food warm?

Use Your Slow Cooker To Keep Food Warm You can use your slow cooker to keep for warm as long as the temperature of the food stays above 140 degrees F. ... If your food is already cooked, make sure to set your slow cooker to the 'WARM' setting so the food does not over-cook. Have a place to put the lid!

Editor's Notes

During our keep warm function slow cooker research, we found 102 keep warm function slow cooker products and shortlisted 8 quality products. We collected and analyzed 47,491 customer reviews through our big data system to write the keep warm function slow cookers list. We found that most customers choose keep warm function slow cookers with an average price of £29.99.

The keep warm function slow cookers are available for purchase. We have researched hundreds of brands and picked the top brands of keep warm function slow cookers, including Russell Hobbs, Tower, Crock-Pot, Swan, Salter.

Written by
Mohammed Clark Avatar

Mohammed Clark is an architect and a contractor. His architectural skills are not limited to designing the plan for structures alone, but it extends to aesthetics and home décor. Before establishing his firm, he worked under a construction firm for eight years. Mohammed has gathered enough experience from his time practicing as a professional architect and now has vast knowledge in home designs and aesthetics.