DN Solutions DEM 4000

$45,000 - $70,000 Updated 2026-03-12

Key Specifications

Max Spindle

8,000 RPM

Spindle Taper

ISO 40 (BT40)

Table Size

650 x 400 mm (26 x 16 in)

Spindle Power

5.5/7.5 kW (7.4/10 hp)

x axis travel

550 mm (22 in)

y axis travel

400 mm (16 in)

Overview

The DN Solutions DEM 4000 is a compact, entry-level vertical machining center built for shops that need a capable 40-taper VMC without paying for more machine than they need. With axis travels of 550 x 400 x 450 mm (22 x 16 x 18 in), it handles small-to-mid-size parts including fixtures, brackets, small molds, and production components. At 3,100 kg (6,834 lb), it's one of the lightest machines in the DN Solutions VMC lineup.

The spindle delivers 5.5/7.5 kW with 47.7 Nm (35 ft-lb) of torque at 8,000 RPM on an ISO 40 taper. This is not a heavy-roughing machine — it's sized for efficient material removal on smaller parts in steel, aluminum, and plastics. The table measures 650 x 400 mm (26 x 16 in) with a 400 kg (882 lb) load capacity, which covers most small-part fixturing needs.

Rapid traverse is 24 m/min on all three axes, which is adequate for the compact travel distances. The tool magazine holds 20 tools in the ARM configuration or 16 tools in the ARMLESS version. The compact footprint — just 1,875 mm (74 in) long and 2,200 mm (87 in) wide — makes the DEM 4000 ideal for shops with limited floor space or as an additional machine in a cell. The Fanuc control keeps programming consistent with other DN Solutions machines.

Full Specifications

Parameter	Value
X Axis Travel	550 mm (22 in)
Y Axis Travel	400 mm (16 in)
Z Axis Travel	450 mm (18 in)
Max Spindle Speed	8,000 RPM
Spindle Motor Power	5.5/7.5 kW (7.4/10 hp)
Spindle Torque	47.7 Nm (35 ft-lb)
Spindle Taper	ISO 40 (BT40)
Table Size	650 x 400 mm (26 x 16 in)
Table Load Capacity	400 kg (882 lb)
Rapid Traverse X	24 m/min (945 in/min)
Rapid Traverse Y	24 m/min (945 in/min)
Rapid Traverse Z	24 m/min (945 in/min)
Tool Magazine Capacity	20 tools (ARM) / 16 tools (ARMLESS)
Machine Length	1,875 mm (74 in)
Machine Height	2,317 mm (91 in)
Machine Width	2,200 mm (87 in)
Machine Weight	3,100 kg (6,834 lb)
CNC Control	Fanuc 0i-Plus with 15" iHMI touchscreen
Max Spindle Speed	12000r/min
X Axis Travel Distance	1270mm
Y Axis Travel Distance	670mm
Metric	IMPERIAL

Specifications sourced from dn-solutions.com — verified 2026-03-28

Strengths & Limitations

Strengths

Compact footprint (1,875 x 2,200 mm) fits into tight shop spaces or slots easily into manufacturing cells
Low acquisition cost ($45-70K) makes CNC milling accessible for startups, schools, and shops adding capacity on a budget
ISO 40 taper provides rigidity and tool availability that 30-taper compact machines can't match
20-tool ATC handles multi-operation jobs without manual tool changes, even on complex small parts
3,100 kg weight keeps floor preparation requirements minimal compared to larger VMCs

Limitations

5.5/7.5 kW spindle power limits heavy roughing in steel — this machine is best for light-to-medium cuts
550 x 400 mm travels restrict maximum part size to small-to-mid components
24 m/min rapid traverse is slower than larger DNM models (36 m/min), adding non-cutting time on production runs
400 kg table load limits fixture weight and rules out heavy tombstone setups

Best For

Small job shops and startups needing an affordable, capable 40-taper VMC for mixed small-part work Training facilities and technical schools teaching CNC machining on a production-grade platform Production shops adding a secondary VMC for light-duty operations, deburring, or drilling without tying up a larger machine Shops with limited floor space that need CNC milling capability in a compact footprint

Frequently Asked Questions

01 What does a DN Solutions DEM 4000 cost?

New DEM 4000 machines run $45,000-$70,000 depending on configuration (ARM vs ARMLESS tool changer, options). It's one of the most affordable 40-taper VMCs from a major builder. Used machines can be found in the $20,000-$40,000 range.

02 How does the DEM 4000 compare to the Haas Mini Mill?

The DEM 4000 has more X-axis travel (550 vs 406 mm) and Y-axis travel (400 vs 305 mm) than the Haas Mini Mill, with a larger table. The Haas Mini Mill is even more compact and less expensive. Both use 40-taper spindles. Choose the DEM 4000 when you need more travel; the Haas Mini Mill for the absolute smallest footprint.

03 Is the DEM 4000 suitable for production work?

Yes, for small parts. The 20-tool magazine, Fanuc control, and reliable DN Solutions build quality support production use. However, the lower spindle power (7.5 kW) and slower rapids (24 m/min) mean cycle times will be longer than on larger machines. Best suited for parts that fit within the 550 x 400 mm travel envelope.

04 What's the difference between the ARM and ARMLESS tool changer?

The ARM version uses a swing-arm automatic tool changer holding 20 tools with faster tool change times. The ARMLESS version uses a simpler direct-pickup design with 16 tools and slightly slower changes. The ARM version costs more but improves cycle time on multi-tool jobs.