ASUS · Computer Case

ASUS A21 Black price in United Kingdom

Model A21MPN 90DC00H0-B09000MPN 90DC00H0-B09010MPN 90DC00H3-B09000EAN 4711387111475EAN 4711387111482

TypePC
Weight7.3 kg
ColourBlack
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2

Lowest price incl. delivery

£78.66

at PCHUB.UKFree deliveryIn stock

2 stores
Range £78.66 – £78.66
2 in stock
1 with free delivery
Checked 6 Oct 2026, 05:40 UTC

Ad · prices and stock as last reported by the store; the store's checkout is what counts.

Full specifications and side-by-side comparison

Prices in United Kingdom

2 stores · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£78.66at PCHUB.UK · free shippingGo to PCHUB.UK

Price range across 2 offers

Every store asks the same price.

2 of 2 stores in stock
1 with free shipping
Checked 6 Oct 2026, 05:40 UTC

PCHUB.UKLowest priceASUS A21 White In stockFree shipping
£78.66incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
PcNova.co.ukASUS A21 White In stockShipping not stated
£78.66item price, shipping extra
Go to store : PcNova.co.uk (opens in a new tab)

Ad: we may earn a commission when you buy through these links; it never changes the order, which is by total price only. Prices and stock are shown as each store states them, as of 6 Oct 2026, 05:40 UTC, and can change at any time. Taxes are included only where the store includes them.

Price history in United Kingdom

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Product details

Identification

Brand: ASUS
Product: A21 Black
Full name: ASUS A21 Black
Manufacturer part number: 90DC00H0-B09000, 90DC00H0-B09010, 90DC00H3-B09000, 90DC00H3-B09010
EAN / UPC: 4711387111475, 4711387111482
Category: Computer Case

32 specifications from the manufacturer's data sheet

Design

Type	PC
Product colour	Black
Supported motherboard form factors	micro ATX, Mini-ITX
Number of 3.5" bays	2
Number of 2.5" bays	1
Number of expansion slots	5
Side window	Yes
Suitable for	Gaming
Cable management	Yes
Maximum CPU cooler height	16.5 cm
Maximum graphics card length	38 cm
Maximum PSU length	21 cm

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Audio input	Yes
Audio output	Yes

Cooling

Number of front fans supported (max)	3
Front fans diameters supported	120,140 mm
Number of rear fans supported (max)	1
Rear fans diameters supported	120 mm
Number of top fans supported (max)	3
Top fans diameters supported	120,140 mm
Front radiator sizes supported	120,140,240,280,360 mm
Rear radiator sizes supported	120 mm
Top radiator sizes supported	120,140,240,280,360 mm