Brother Industries Vertical Machining Centers

Brother Speedio S300Xd2

$80,000 - $120,000 (new); $40,000 - $75,000 (used) Updated 2025-03-15

Key Specifications

Spindle Taper

BT30

Table Size

300 x 440 mm (11.8 x 17.3 in)

Rapid Traverse

50 m/min (1,969 ipm)

Accuracy

+/- 0.003 mm (0.00012 in)

Repeatability

+/- 0.002 mm (0.00008 in)

12,00010,000高トルク (オプション)27,000 (オプション)※120,000

Overview

The Brother Speedio S300Xd2 is the compact entry point in Brother's Speedio line of high-speed vertical machining centers. Built for rapid chip-to-chip times and minimal non-cutting motion, the S300Xd2 targets small parts production where cycle time is everything.

The S300Xd2 features a 300 x 440 mm (11.8 x 17.3 in) table with X/Y/Z travels of 300 x 440 x 305 mm. The spindle runs up to 16,000 rpm with a 6.0 kW (8 hp) motor. The 0.9-second chip-to-chip time on the 21-tool turret magazine is one of the fastest in the industry for this class.

Rapid traverse rates hit 50 m/min (1,969 ipm) on all axes. Direct-drive servo motors eliminate backlash. Brother's CNC-C00 control is purpose-built for high-speed machining with look-ahead processing. Positioning accuracy is +/- 0.003 mm with repeatability of +/- 0.002 mm.

The turret-style tool magazine with BT30 tooling enables that sub-second tool change -- no arm reaching into a carousel. The compact 1,380 x 2,000 mm footprint lets shops cluster multiple machines in a cell fed by a single robot.

Machine weight is approximately 2,400 kg (5,291 lb), light enough for most floors without special foundations. The S300Xd2 sits below the S500Xd2 and S700Xd2 in table size but shares the same speed-first DNA.

New S300Xd2 machines price $80,000-$120,000. Used machines from 2018-2022 trade $40,000-$75,000. Main competitors are the Fanuc Robodrill, Kitamura Mycenter-Zero, and Haas Mini Mill.

Full Specifications

Parameter	Value
3	12,00010,000高トルク (オプション)27,000 (オプション)※120,000
5	選択可能
Table Size	300 x 440 mm (11.8 x 17.3 in)
X Axis Travel	300 mm (11.8 in)
Y Axis Travel	440 mm (17.3 in)
Z Axis Travel	305 mm (12.0 in)
Spindle Speed	16,000 rpm
Spindle Motor	6.0 kW (8 hp)
Spindle Taper	BT30
Tool Magazine	21-position turret
Chip To Chip Time	0.9 seconds
Rapid Traverse Rate	50 m/min (1,969 ipm)
Positioning Accuracy	+/- 0.003 mm (0.00012 in)
Repeatability	+/- 0.002 mm (0.00008 in)
Table Load Capacity	100 kg (220 lb)
CNC Control	Brother CNC-C00
Machine Weight	2,400 kg (5,291 lb)
Floor Space Required	1,380 x 2,000 mm (54 x 79 in)
Power Supply	200/220V, 3-phase
各軸移動量 (Mm)	X:700 Y:450 Z:300/380※2
早送り速度 (M/Min)	X/Y/Z : 50/50/56
所要床面の大きさ (Mm)	2,050×2,081

Specifications sourced from brother.co.jp — verified 2026-03-28

Strengths & Limitations

Strengths

Sub-second chip-to-chip tool change (0.9s) dramatically reduces cycle times on multi-tool parts
Compact footprint allows clustering multiple machines in robotic cells
Direct-drive servo motors eliminate backlash for smooth high-speed motion
Low 2,400 kg weight requires no special foundation work
CNC-C00 control with look-ahead keeps tool paths smooth at aggressive feed rates
Proven reliability running around the clock in production cells

Limitations

BT30 spindle taper limits the machine to lighter cuts -- not for heavy steel hogging
300 mm X-travel restricts part size; larger parts need S500Xd2 or S700Xd2
21-tool magazine can limit complex parts requiring many tools
Brother service network is smaller than Haas or Mazak in some regions
Z-axis travel of 305 mm constrains tall part machining

Best For

High-volume small parts production in aluminum and non-ferrous materials Automotive and electronics component manufacturing with tight tolerances Robotic machining cells where compact footprint maximizes throughput Medical device manufacturing of small precision components Job shops needing an entry-level high-speed VMC competitive on cycle time Die-cast operations running secondary machining on cast parts

Frequently Asked Questions

01 What does a Brother Speedio S300Xd2 cost?

New machines price $80,000-$120,000. Used models from 2018-2022 trade $40,000-$75,000.

02 What materials can the S300Xd2 cut?

Excels at aluminum, brass, copper, plastics, and mild steel. BT30 spindle is optimized for non-ferrous materials.

03 How does it compare to a Fanuc Robodrill?

Both are high-speed compact VMCs. The S300Xd2 has a faster tool change (0.9s vs ~1.3s) but the Robodrill offers more spindle options and a larger tool magazine.

04 Can it be automated?

Yes, one of the most commonly automated compact VMCs with excellent robotic cell integration support.

05 What control does it use?

Brother CNC-C00 with advanced look-ahead processing optimized for high-speed machining.