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Haas DS-25Y

Haas DS-25Y Mill-Turn Machines

Image: haascnc.com, Haas Automation

01

Key Specifications

X Travel

8.4 in (213 mm)

Y Travel

± 2 in (± 51 mm)

Z Travel

22.5 in (572 mm)

Max Spindle

3,400 rpm

Spindle Power

30 hp (22.4 kW)

Max Turn Length

22.5 in (572 mm)

02

How much does the Haas DS-25Y cost?

Manufacturer list price

US$176,995

As published by Haas Automation, verified 2026-10-02. Options, tooling, freight and installation are extra.

Haas DS-25Y — price

US$176,995

Manufacturer list price as published on haascnc.com, verified 2026-10-02. A dealer quote will differ once options, tooling, freight and installation are added.

What moves the final price

  • Spindle, control and probing options
  • Tool changer capacity and tooling package
  • Automation — pallet changers, bar feeders, robot cells
  • Freight, rigging, installation and training
  • Region, dealer and time of year

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03

Overview

The Haas DS-25Y is a dual-spindle turning center with a Y axis and live tooling, built around a 10 in (254 mm) main chuck, 3 in (76 mm) of bar capacity and a 30 hp (22.4 kW) main spindle that peaks at 300 ft-lbf (407 N·m) at 500 rpm. Its work envelope matches the DS-20Y: both turn up to 11.75 in (298 mm) in diameter and 22.5 in (572 mm) long. What changes is the spindle. The DS-20Y is rated 20 hp (14.9 kW) and 150 ft-lbf (203 N·m) with a 4,000 rpm top speed, while this machine has twice the torque and gives up speed, topping out at 3,400 rpm.

The second spindle is smaller than the first, and that shapes how a job is split between them. The table lists a 6.5 in (165 mm) sub-spindle chuck on an A2-5 nose, 15 hp (11.2 kW) and 100 ft-lbf (135.6 N·m) at 870 rpm. It runs to 5,000 rpm on its own, but synchronized with the main spindle for a part hand-off it is limited to 3,400 rpm. Plan the heavy roughing for the first operation and keep the back side for lighter cuts.

Milling goes through a 12-station BMT65 turret with live tools to 4,000 rpm on a 1:1 drive, and a Y axis of ±2 in (±51 mm). The main C axis positions to 0.01° and its brake holds 250 ft-lbf (339 N·m). For the sub-spindle the table carries two entries, a C axis with interpolated motion at 0.01° and a positioning-only form at 0.02°, so confirm which one a quoted machine has.

Thrust is 5,100 lbf (22,686 N) in Z, 4,100 lbf (18,238 N) in X and 2,300 lbf (10,231 N) in Y, which makes Y the axis to protect when milling off centre. The machine ships at 12,700 lb (5,761 kg) on a 143 × 90 × 92 in (363 × 229 × 234 cm) pallet and needs 70 A at 220 VAC or 35 A at 440 VAC three-phase. Haas lists a starting price of US$176,995.

04

Full Specifications

Parameter Value
Chuck Size 10 in (254 mm)
Max Swing 21 in (533 mm)
Max Turning Diameter 11.75 in (298 mm)
Max Turning Length 22.5 in (572 mm)
Bar Capacity 3 in (76 mm)
X-Axis Travel 8.4 in (213 mm)
Y-Axis Travel ± 2 in (± 51 mm)
Z-Axis Travel 22.5 in (572 mm)
Rapid Traverse X 472 ipm (12 m/min)
Rapid Traverse Y 472 ipm (12 m/min)
Rapid Traverse Z 945 ipm (24 m/min)
Max Thrust X 4,100 lbf (18,238 N)
Max Thrust Y 2,300 lbf (10,231 N)
Max Thrust Z 5,100 lbf (22,686 N)
Spindle Nose A2-6
Spindle Drive Direct Speed, Belt Drive
Spindle Motor Power 30 hp (22.4 kW)
Max Spindle Speed 3,400 rpm
Spindle Torque 300 ft-lbf @ 500 rpm (407 N·m @ 500 rpm)
Spindle Bore 3.5 in (88.9 mm)
C Axis Speed 60 rpm
C Axis Max Rating 5 hp (3.7 kW)
C Axis Positioning 0.01 °
C Axis Brake Diameter 13.9 in (353 mm)
C Axis Brake Holding Torque 250 ft-lbf (339 N·m)
C Axis Control Type Interpolated Motion and Positioning
Sub Spindle Chuck Size 6.5 in (165 mm)
Sub Spindle Nose A2-5
Sub Spindle Drive System Direct Speed, Belt Drive
Sub Spindle Power 15 hp (11.2 kW)
Sub Spindle Speed 5,000 rpm
Sub Spindle Max Sync Speed with Main Spindle 3,400 rpm
Sub Spindle Torque 100 ft-lbf @ 870 rpm (135.6 N·m @ 870 rpm)
Sub Spindle Chuck Throat Ø 1.81 in × 1.63 in DEEP (Ø 46 mm × 41.4 mm DEEP)
Sub Spindle Drawbar Adapter Bore Ø 1.81 in × 4.25 in DEEP (Ø 46 mm × 108 mm DEEP)
Sub Spindle Drawbar Bore Ø 1.03 in × 5 in DEEP (Ø 26.2 mm × 127 mm DEEP)
Sub Spindle Spindle Bore 2.31 in (58.7 mm)
Sub Spindle C Axis Max Rating 5 hp (3.7 kW)
Sub Spindle C Axis Max Speed 60 rpm
Sub Spindle C Axis Positioning 0.01 °
Sub Spindle C Axis Brake Diameter 8.5 in (216 mm)
Sub Spindle C Axis Brake Holding Torque 140 ft-lbf (190 N·m)
Sub Spindle C Axis Control Type Interpolated Motion and Positioning
Sub Spindle Positioning Positioning 0.02 °
Sub Spindle Positioning Brake Diameter 8.5 in (216 mm)
Sub Spindle Positioning Control Type Positioning Only
Turret Stations 12
Turret OD Vs ID Tools Any Combination (will vary with turret)
Turret Boring Bar Rear Clearance 4 in (102 mm)
Live Tool Speed 4,000 rpm
Live Tool Drive Ratio 1:1
Live Tooling BMT65
Coolant Capacity 55 gal (208 L)
Air Required 4 scfm @ 100 psi (113 L/min @ 6.9 bar)
Inline Air Hose 3/8 in
Air Coupler 3/8 in
Air Pressure Min 80 psi (5.5 bar)
Electrical Service (low voltage) 220 VAC 3-phase, 70 A
Electrical Service (high voltage) 440 VAC 3-phase, 35 A
Shipping Domestic Pallet 143 × 90 × 92 in (363 × 229 × 234 cm)
Shipping Export Pallet 143 × 90 × 92 in (363 × 229 × 234 cm)
Machine Weight 12,700 lb (5,761 kg)

Specifications sourced from haascnc.com — verified 2026-10-02

05

Strengths & Limitations

Strengths

  • 30 hp (22.4 kW) main spindle with 300 ft-lbf (407 N·m) at 500 rpm, twice the 150 ft-lbf (203 N·m) of the DS-20Y in the same 22.5 in (572 mm) turning length
  • 3 in (76 mm) bar capacity through a 3.5 in (88.9 mm) spindle bore, against 2.5 in (64 mm) on the DS-20Y
  • Sub-spindle with a 6.5 in (165 mm) chuck, 15 hp (11.2 kW) and a 5,000 rpm top speed for back-side work
  • 12-station BMT65 turret with 4,000 rpm live tools and ±2 in (±51 mm) of Y travel for off-centre drilling and milling
  • Main C-axis brake holds 250 ft-lbf (339 N·m) on a 13.9 in (353 mm) disc, for milling against a clamped spindle

Limitations

  • Main spindle tops out at 3,400 rpm, below the 4,000 rpm of the DS-20Y and the 4,500 rpm of the DS-30Y, which limits surface speed on small-diameter bar
  • Turning length stops at 22.5 in (572 mm); the DS-30Y reaches 32.5 in (826 mm) for longer shafts
  • The sub-spindle has 100 ft-lbf (135.6 N·m) and a 6.5 in (165 mm) chuck, so second-operation cuts must be lighter than those on the 10 in (254 mm) main chuck
  • Y-axis thrust is 2,300 lbf (10,231 N), under half the 5,100 lbf (22,686 N) available in Z, and Y travel is only ±2 in (±51 mm)
06

Best For

Bar-fed parts up to 3 in (76 mm) finished on both ends in one cycle Chucked steel parts that need 300 ft-lbf (407 N·m) at low spindle speed Turned parts with cross holes, flats or keyways inside ±2 in (±51 mm) of Y Work up to 11.75 in (298 mm) in diameter and 22.5 in (572 mm) long
07

Frequently Asked Questions

01 How does the DS-25Y differ from the DS-20Y?

The envelope is the same on both: 11.75 in (298 mm) maximum turning diameter, 22.5 in (572 mm) turning length and 8.4 in (213 mm) of X travel. The DS-25Y has a 10 in (254 mm) chuck, 3 in (76 mm) bar capacity, 30 hp (22.4 kW), 300 ft-lbf (407 N·m) of torque and a 3,400 rpm top speed. The DS-20Y has an 8.3 in (210 mm) chuck, 2.5 in (64 mm) bar capacity, 20 hp (14.9 kW), 150 ft-lbf (203 N·m) and a 4,000 rpm top speed.

02 What can the sub-spindle of the DS-25Y hold?

The table lists a 6.5 in (165 mm) chuck on an A2-5 nose, a 2.31 in (58.7 mm) spindle bore and a chuck throat of Ø 1.81 in × 1.63 in deep (Ø 46 mm × 41.4 mm). The drawbar bore behind it is Ø 1.03 in × 5 in deep (Ø 26.2 mm × 127 mm). The sub-spindle is rated 15 hp (11.2 kW) and 100 ft-lbf (135.6 N·m) at 870 rpm, runs to 5,000 rpm, and synchronizes with the main spindle at up to 3,400 rpm.

03 What live tooling does the DS-25Y take?

BMT65 tooling on a 12-station turret. Live tools run to 4,000 rpm through a 1:1 drive ratio, and OD and ID tools can be mounted in any combination, depending on the turret. Rear clearance for boring bars is 4 in (102 mm). Milling reach across the part is set by the Y axis, which travels ±2 in (±51 mm).

04 What are the C-axis figures for the DS-25Y?

The main spindle C axis is listed for interpolated motion and positioning at 0.01°, with a 5 hp (3.7 kW) rating, a 60 rpm maximum and a 13.9 in (353 mm) brake that holds 250 ft-lbf (339 N·m). The sub-spindle C axis also positions to 0.01°, and its 8.5 in (216 mm) brake holds 140 ft-lbf (190 N·m). The table also carries a positioning-only sub-spindle entry at 0.02°.

05 What power and air does the DS-25Y need?

Either 220 VAC three-phase at 70 A or 440 VAC three-phase at 35 A. Air consumption is 4 scfm at 100 psi (113 L/min at 6.9 bar), with 80 psi (5.5 bar) as the minimum supply pressure, through a 3/8 in hose and coupler. The coolant tank holds 55 gal (208 L).

08

Community Discussions

Reddit

CNC HELP: Small Nub on parts. I'm running a HAAS DS

Troubleshooting and problem-solving

Links to community discussions. Summaries are editorial — visit the original thread for full context.

09

Comparisons

10

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11

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