Lian Li PC-A-03B Black Mini Tower for Micro ATX

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Lian Li PC-A-03B Black Mini Tower for Micro ATX

Lian Li has more than 20 years experience, and continues to develop innovative and sought after products in the traditional quality and style they are renowned for. Lian Li has persisted to make products in Taiwan, and uses the highest quality material as well as the most advanced techniques in the manufacturing process in order to provide modern, durable high-quality goods.

The idea for creating PC-A03, is to save user's space, and no need to use poor performance hardware, PC-A03 can fit standard M-ATX motherboard, power supply and powerful graphics card.

PC-A03 has special safety features such as folded edges at strategic points to prevent sharp edges hurting users.

Silent Performance

Lian Li designers consider every detail. The PC-A03 is equipped with anti-vibration clips and grommets on the chassis, to absorb the noises created by vibrating and spinning parts. The EMI spring on the top cover absorbs the vibrations, without interfering with the side panel.

PC-A03 features Lian Li patented Anti-virbation HDD cage, which allow user to fit three of 3.5" HDD. It is easy to use, no tool required, simply using the special thrumb screw to secure the anti-vibration rubber ring to the HDD, and slide the HDD into the cage..

Thermal Solution

There is a 120mm intake blue LED fan fitted in the fornt of the chassis to input cool air through the HDD racks, and feed the cool air to the system, exhausted out by the PSU and a 90mm blue LED fan at the rear of the chassis.

User Friendly Design

Multi-media port connectors follow international specification standards, with one connector for easy installation. Audio supports HD Audio or AC97 Audio. The dual design is for better compatibility options. All I/O ports on the right side, allow for easy access.

Model PC-A03
Case Type Mini Tower
Dimensions 188mm x 368mm x447mm (W,H,D)
Front bezel Material Aluminum
Color Black
Side Panel Aluminum
Body Material Aluminum
Net Weight 3.94kg
5.25" drive bay (External) 2
3.5" drive bay (External) 1
3.5" drive bay (Internal) 3
Expansion Slot 4
Motherboard M-ATX, Mini-ITX (170mm x 170mm)
System Fan (Front) 12cm Blue LED Fan @1000RPM
System Fan (Top)
System Fan (Rear) 9cm Blue LED Fan @1500RPM
I/O Ports USB2.0 x 2, HD+AC97 Audio

Key Features

Hand Crafted
Made in Taiwan. Hair-line Brushed Anodized Aluminum Finishing.
Front 120mm Blue LED Fan @1000RPM Rear 90mm Blue LED Fan @1500RPM
Anti-Vibration Design
Anti-Vibration clips.
Tool-less Optical Drive Mounting Design
Removable front panel
Multi-media I/O ports on right side of the case
Graphics card space

This is a condensed version of our shipping and returns policy, to see all the details including our RMA form please go to either of the following links
Domestic Shipping Information (US and Canada)


*Most orders are processed within 24 hours and are checked frequently Monday - Friday. Orders that placed by 2:00PM PST are usually filled the same day. Some items may contain language with additional processing times. You will be contacted if any items you ordered are no longer in stock.

Shipping Times: UPS Map of Times in Transit Click here  First-Class mail can take 2-7 business days and Priority Mail usually takes 1-4 business days.
95%+ of our items ship out of our local warehouse near Seattle, occasionally we'll have to ship from Oregon, California or New Jersey.

Canadian Customers: There are two ways of shipping to Canada through our website.
First Class Package International & Priority Mail International.
Delivery times for Canadian orders can vary due to International restrictions and customs regulations. Most orders are delivered in 5-14 business days but can take longer (21-45 days) during heavy shipping seasons or in the event of a customs hold which is rare

Military: As a courtesy to our Military personal we will ship by US postal service to an APO, DPO or FPO address. Be advised that US Postal Costs on large orders can be more expensive then comparable UPS shipping. 

Will Call pickup: Purchase on line and select "Will Call" as the shipping method and we'll email you when it is ready for pickup (usually next day). 
Note: Not all our items are warehoused locally and available for Will Call, if there any items on your order not available we will contact you asap
Map to our location

Special Delivery Instructions: We cannot give any carrier specific information on where to put your packages or whether to hold/require or not require a signature, you must contact the carrier directly after you receive a tracking or confirmation number.

Tracking: Tracking information will be sent to you as soon as it is available, occasionally there is a 24-72 hour delay in sending tracking if any item(s) had to be shipped from an alternate location.
Note: Tracking numbers will be sent you through an automated e-mail system, the email you submit on your order is the email address you will receive your tracking number .

International Shipping

We offer shipping to a select number of International Countries using UPS and USPS, if you do not see your country listed in the shipping dropdown feel free to contact us.

Whether for refund or replacement please use the RMA form at the bottom of this page for all, if you cannot find your order number or have questions send us a message or give us a call through our contact form

For Refund
Our return period for a refund is 30 days from the date of delivery.
To be eligible for a refund, your item must be in new sellable condition and with any original packaging.

For Replacement
All Coolerguy(s), CG and Cabcool branded items come with a 3 year replacement warranty, all other brands we will replace within 30 days after which you must contact the manufacturer. 

Several types of goods are exempt from being returned
Liquid / Water Cooling systems and related items are subject to the terms and conditions of the manufacturer.
Their returns handled direct, if you need additional information on the warranty or help in contacting them let us know.
Additional non-returnable items:
Gift cards