Chieftec

Chieftec BM-25B-OP PC Case - Black Mid-Tower, ATX/mATX/Mini-ITX, 280mm GPU, 165mm CPU Cooler (Boxed)

SKU 6561 Brand Chieftec EAN13 0753263076366
Chieftec BM-25B-OP black mid-tower ATX/mATX/Mini-ITX case. Supports 280mm GPU (400mm w/o HDD cage), 165mm CPU cooler. 3x5.25"+1x3.5" ext, 3x3.5"+1x2.5" int bays. 2xUSB3.0+2xUSB2.0+audio. 0.7mm SECC, 7.96kg boxed.
PC Cases - Motherboard Support ATX Micro ATX Mini ITX
PC Cases - Radiator Support None
PC Cases - Included Fans 0
PC Cases - Front I/O Audio Jacks USB A
PC Cases - GPU Orientation Horizontal
PC Cases - Form Factor Mid Tower
PC Cases - Max GPU Length Up to 250 mm
PC Cases - Color Black
PC Cases - CPU Cooler Clearance 151-165 mm Up to 150 mm

Chieftec BM-25B-OP

The Chieftec CLASSIC Series revives the proven UNI Series quality with a timeless front panel design and enhanced internal features. Constructed from sturdy 0.7mm SECC steel, it includes toolless installation kits for HDD, ODD, and PCI slots, ideal for system builders seeking durability and elegant design.

This mid-tower case supports ATX, mATX, and Mini-ITX motherboards with 7 expansion slots. It accommodates up to 280mm GPUs (extendable to 400mm by removing HDD cage) and 165mm CPU coolers. Drive bays include 3x external 5.25", 1x external 3.5", 3x internal 3.5", and 1x 2.5". Front I/O: 2x USB 3.0, 2x USB 2.0, HD audio in/out.

  • ✅ Toolless drive and PCI installation
  • ✅ Cooling: Front 1x90/120mm, Rear 1x80/90/120mm fan support
  • ✅ ATX PSU compatible (optional)
  • ✅ Dimensions: 491x198x437mm, Weight: 7.05kg (7.96kg packaged)
  • ✅ 24-month warranty
Material0.7mm SECC
TypePC
Product colourBlack
Supported motherboard form factorsATX, mATX, Mini-ITX
Number of 5.25 external3
Number of 3.5 external1
Number of 3.5 internal3
Number of 2.51
Number of expansion slots7
Side windowNo
Maximum CPU cooler height165 mm
Maximum graphics card length280 mm (400 mm without HDD cage)
Supported power supply form factorsATX
Audio inputYes
Audio outputYes
USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
Number of front fans supported (max)1
Front fans diameters supported90, 120 mm
Number of rear fans supported (max)1
Rear fans diameters supported80, 90, 120 mm
Width198 mm
Depth491 mm
Height437 mm
Weight7.05 kg
Weight (packaged)7.96 kg
Material thickness0.7 mm
Warranty24 Months