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Black micro ATX mini tower with tempered glass side panel and front I/O ports

Rosewill

Rosewill FBM-Z1-650 Micro ATX PC Case

SKU CH-SG1P-KB5NG MPN FBM-Z1-650

A compact Micro-ATX chassis with a pre-installed 650W ATX 3.1 power supply, tempered glass side panel, and support for 360 mm top radiators

  • Max graphics card length340 mm
  • Housing materialSteel / Plastic
  • Power supply included650 W
  • Power supply mountingBottom
  • Supported motherboard sizesMicro ATX / Mini ITX
  • Side panel typeTempered Glass Panel

Model FBM-Z1 · 80+ Gold 650W PSU

  • Pre-installed 650W ATX 3.1 PSU saves a separate purchase
  • Tempered glass side panel shows off the finished build
  • Front USB 3.2 Type-C and USB 3.0 give fast peripheral access
  • Top radiator support up to 360mm enables high-capacity liquid cooling
  • Pre-installed rear 120mm PWM fan provides immediate airflow

Compact Micro-ATX chassis

The Rosewill FBM-Z1-650 is a black steel and plastic mini-tower that ships with a pre-installed 650W power supply mounted at the bottom. It accepts Micro-ATX and Mini-ITX motherboards and provides five expansion slots for add-in cards. A tempered-glass side panel reveals the interior while dust filters help keep the build clean.

Front I/O and storage layout free up internal space

One USB 3.2 Type-C port, one USB 3.0 port and an audio jack sit on the front panel for quick peripheral access. Inside, a single 3.5-inch bay and three 2.5-inch bays handle storage without crowding the motherboard tray. The bottom-mounted PSU position leaves the upper chamber open for long graphics cards and tall CPU coolers.

Sustained airflow paths handle continuous thermal

A pre-installed 120mm PWM rear fan exhausts heat while the top supports up to a 360mm radiator and the rear up to 120mm. Three 120mm bottom mounts can pull fresh air across the GPU and power supply. With 340mm GPU clearance and 160mm CPU cooler height, the case maintains steady airflow during extended workloads.

How it compares

Measured against everything we stock in Tower & Desktop PC Cases, at today’s prices. Recalculated every night.

Price $66.99
Cheaper than about 75% of the 1,468 comparable items (median $100.99).
Max graphics card length 340 mm
Lower than about 80% of the 894 comparable items (median 400 mm).

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Specifications

Product
Brand nameRosewill
Model nameFBM-Z1-650
Product typeMicro ATX
Product colorBlack
Storage
3.5-inch internal bays1
2.5-inch internal bays3
Ports & slots
Expansion card slots5
Front panel ports1 x USB 3.2 Type C / 1 x USB 3.0 / Audio
Power
Power supply included650 W
Size & build
Max graphics card length340 mm
Housing materialSteel / Plastic
Power supply mountingBottom
Side panel typeTempered Glass Panel
Dust filteringYes
Fan mounting optionsBottom - 3 × 120 mm / Rear - 1 × 120 mm / Top - 3 × 120 mm
Shipping weight8.44 kg
Package size505 × 406 × 305 mm
Compatibility
Supported motherboard sizesMicro ATX / Mini ITX
Radiator supportRear - Up to 120 mm / Top - Up to 360 mm
CPU cooler height limit160 mm
PSU length limit150 mm
More details
Included fansRear - 1 × 120 mm

Other versions of this model

5 more in the same range

Questions about this item

Will the 160 mm CPU cooler limit stop me before the 340 mm GPU limit when I push both hard?

The 160 mm ceiling for the CPU cooler is the tighter constraint; most full-size tower coolers exceed it, while many 340 mm graphics cards still fit.

How loud and hot does the pre-installed 650 W ATX 3.1 supply run after hours of load?

The 80+ Gold unit runs its fan only when needed, so sustained loads stay relatively quiet and the front-mount position pulls cool outside air directly through the PSU.

Which motherboard form factors actually fit without buying anything else?

Micro ATX and Mini ITX boards mount directly; ATX boards will not fit the standoff pattern.

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