The Liebherr IRC3921 is a fully integrated fridge with a 16L icebox, offering a total net capacity of 118L. Designed for efficiency, it features auto defrost in the fridge, an energy rating of C, and a super-quiet 32 dB operation. Adjustable glass shelves, a 4-star freezer compartment, and a convenient EasyFresh drawer ensure optimal storage. The touch control display, SoftSystem door closure, and open-door alert enhance convenience. With a reversible door and built-in design, the IRC3921 seamlessly fits into any kitchen while providing reliable cooling and freezing performance. Ideal for those seeking premium functionality in a compact space.
| Brand | Liebherr |
| Model |
IRC3921
Alt Codes
EAN: Fully Integrated - 4016803114178 |
| Colour | Fully Integrated |
| Warranty | 10 Years |
| kWh per annum |
94
Estimate running costs
Estimate costs
Approx.
£28.2
per year
|
| Dimensions (cm) | H: 87.2 x W: 55.9 x D: 54.6 |
| Release Date | February 2025 |
Liebherr Plus Fully Integrated Fridge With Icebox
Key Information
- Net Fridge Volume: 102 L
- Net Freezer Volume: 16 L
- Auto Defrost Refrigerator: Yes
- Auto Defrost Freezer Compartment: No (Manual Defrost Required)
- Energy Efficiency Rating: C
- Fridge Type: Fridge With Ice Box
- Hinge Position: Right Hand Hinged Door
- Hinge Type: Fixed Door
- Internet Connected Appliance: No
- Noise Level: 32 dB
Design
- Adjustable Feet: Yes
- Controls: Touch Display
- Flame Retardant Back: Yes
- Installation Type: Built In
- Lock: No
- Number Of Fridge Drawers: 1
- Number Of Fridge Shelves: 3
- Number Of Door Bins: 3
- Range: Liebherr Fridge Icebox Plus
- Reversible Door: Yes
- Shelf Material: Glass
Key Features
- 4 Star Freezer Rating: Yes
- Bottle Storage In Door: Yes
- Bottle Rack: Yes
- Dairy Compartment: No
- Egg Tray: Yes
- Height Adjustable Shelves: Yes
- Humidity Control: No
- Interior Light: Yes
- Open Door Alert: Yes (Acoustic and Visual)
- Salad Crisper / Vegetable Drawer: Yes
- Temperature Controls: Yes
- Temperature Warning: No
- Water Dispenser: No
Additional Features
- 3 Bottle Shelf
- 4-Star Freezer Compartment
- Convenient Height Adjustment For Glass Shelves
- Dishwasher-Safe Features
- Door Hinge Change, Integrated Freezer Compartment
- EasyFresh Safe Drawer
- EnergySaver Function
- FlexCube
- Holiday Mode
- Replaceable Door Seal
- Retrofitable SmartDeviceBox
- Sabbath Mode
- SoftSystem Door
- SuperSilent Technology
Technical Information
- Annual Energy Consumption: 94 kWh/a
- Climate Class: SN-T
- Cord Length: 2.2 m
- Freezing Capacity In 24 Hours: 2 kg
- Minimum Room Temperature: 10 °c
- Plumbing Required: No
- Product Code: IRC3921
- Suitable For Garage Or Outbuilding: No
- Temperature Range (Freezer): Auto Regulated
- Temperature Range (Fridge): 2 °c to 9 °c
Included Accessories
- 3-Bottle Rack
- Egg Tray
Equipped with a super-quiet 32 dB operation, the IRC3921 is ideal for open-plan living spaces where noise levels matter. The built-in design allows it to seamlessly blend into cabinetry, and the fixed door hinge ensures stability. The door is right-hand hinged but reversible for greater flexibility in installation. Adjustable feet provide additional stability, while the flame-retardant back enhances safety. The fridge features a touch control display for precise temperature adjustments and easy operation. The temperature range is between 2°C and 9°C for the fridge, while the freezer compartment is auto-regulated.
Inside, the fridge is designed for practical storage. It includes three adjustable glass shelves, a dedicated vegetable drawer, and three door bins, providing plenty of space for organising food. A built-in bottle rack and a dedicated egg tray add convenience. The height-adjustable shelves allow for flexible storage configurations to accommodate taller items. The EasyFresh drawer helps keep fruit and vegetables fresher for longer, maintaining optimal humidity levels. An interior LED light ensures clear visibility, while the open-door alert, with both acoustic and visual warnings, helps prevent energy waste and food spoilage.
The freezer compartment is designed for convenience and efficiency, offering a freezing capacity of 2 kg in 24 hours. Rated with 4-star freezing capability, it ensures safe storage of frozen food at optimal temperatures. The SoftSystem door closure mechanism provides smooth and controlled closing, preventing slamming and ensuring a secure seal. The EnergySaver function helps reduce power consumption when the fridge is not heavily stocked. Holiday mode is another useful feature, maintaining energy-efficient operation when away for extended periods. For added flexibility, the replaceable door seal allows for easy maintenance, while the unit is compatible with the optional SmartDeviceBox for future connectivity upgrades.
Additional thoughtful features include a Sabbath mode for those who observe religious practices requiring electrical modifications and dishwasher-safe components for easier cleaning. The fridge is designed for built-in installation and is not suitable for use in garages or outbuildings, as it requires a minimum room temperature of 10°C for optimal operation. A long 2.2-metre power cord allows for flexible positioning.
With its premium design, quiet performance, and advanced features, the Liebherr IRC3921 is a practical choice for those seeking a compact yet high-performing fridge with an integrated icebox. It offers a well-thought-out storage layout, energy efficiency, and modern convenience, making it ideal for any contemporary kitchen.
Installation Selected
We are unable to give a delivery date at this stage as you have selected installation for this item.
We will contact you to arrange a convenient installation date.
We are currently offering FREE delivery* on the IRC3921.
For large appliances over 20kg we will:
- Text you a 4 hour timeslot on the morning of your delivery
- Provide you with a 30 minute pre-call to let you know we’re on the way.
- Delivery to a ground or first floor room of your choice (ground floor only if 100kg+)
- Upon request, we will remove & take away any waste packaging for FREE!
Click & Collect also available at checkout
RDO Kitchens & Appliances
Unit 5, Salbrook Road
Redhill, Surrey
RH1 5GJ
Should you choose to cancel your order during the statutory 14-day cooling-off period, we will offer you a full refund including any standard delivery charges. However, please note that completed service charges are non-refundable. Please check out our returns section for more details.
*Delivery dates are subject to availability and stock
RDO are proud to be an accredited retailer of all Liebherr appliances.
Learn MoreWe are constantly checking prices to make sure we are competitive on all Liebherr appliances.
This should be the cheapest price for the Liebherr IRC3921 anywhere in the UK.
If you have seen it cheaper elsewhere or you are interested in a package deal please call us on 01737 240403 and we will do our very best to beat the price.
Alternatively come and visit our showroom in Reigate to discuss your requirements.




