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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

  • TypeMicro ATX
  • ColorBlack
  • Case MaterialSteel / Plastic
  • With Power Supply650W
  • Power Supply MountedBottom
  • Motherboard CompatibilityMicro ATX / Mini ITX

Options FBM-Z1 | 80+ Gold 650W PSU

Struck-through versions exist but are not stocked here.

  • 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.

Highlights

  • 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

Specifications

BrandRosewill
ModelFBM-Z1-650
TypeMicro ATX
ColorBlack
Case MaterialSteel / Plastic
With Power Supply650W
Power Supply MountedBottom
Motherboard CompatibilityMicro ATX / Mini ITX
Side PanelTempered Glass Panel
Dust FiltersYes
Internal 3.5" Drive Bays1
Internal 2.5" Drive Bays3
Expansion Slots5
Front Ports1 x USB 3.2 Type C / 1 x USB 3.0 / Audio
Fan OptionsBottom - 3 x 120mm / Rear - 1 x 120mm / Top - 3 x 120mm
Pre-installed FansRear - 1 x 120mm
Radiator OptionsRear - Up to 120mm / Top - Up to 360mm
Max GPU Length340 mm
Max CPU Cooler Height160 mm
Max PSU Length150 mm
Shipping weight8.44 kg
Package size505 × 406 × 305 mm

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

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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