Lincoln Electric Idealarc CV-400 vs Telwin Bimax 140i Synergic

Technical comparison · MIG/MAG welding (wire feed)

In brief

Idealarc CV-400 and Bimax 140i Synergic are not direct competitors: different use classes (F5 vs F2), very different prices (~15.1×). Bimax 140i Synergic costs less (~€315) and is the entry-level choice; Idealarc CV-400 offers more capability at a higher price (~€4750). Judge them by budget, not head-to-head.

Parameter
Telwin Bimax 140i Synergic Bimax 140i Synergic Telwin F2 · Intermediate
Awards
Identity
Use tier F5 — Professional F2 — Intermediate
Price
Price (€) ~4000–5500 € ~280–350 €
Universal specs
Dimensions (W×D×H) (cm) 48.3 × 83.8 × 69.8 cm 17.2 × 37.9 × 25.2 cm
Weight (kg) 173.7 kg 6.3 kg
Power (W) 2650 W
Voltage (V) 230 V
Category specs
Welding type MIG/MAG MIG/MAG
Max welding current (A) 400 A 140 A
Max wire diameter (mm) 0.9 mm
Duty cycle (rated current) (%) 100 % 15 %
Synergic control False True
Gasless capable True True
Power source technology Transformer Inverter
Aluminium ready True True
Pulse capable False False
Input voltage 400 V (three-phase) 230 V (single-phase)
Supported spool Ø100 mm (~1 kg)
Ecosystem
Cloud dependency No No
Software notes The Idealarc CV-400 is a traditional analog welding system and, as such, features no internal software, complex digital displays, or reliance on external applications. Control of welding parameters, such as voltage, is purely electromechanical via switches and potentiometers located on the front panel. This total absence of advanced digital components represents a significant advantage in critical industrial environments, as it eliminates risks related to software bugs or electromagnetic interference that could disable delicate electronic boards. Configuration is handled manually, requiring a skilled operator capable of balancing voltage and wire feed speed based on the specific welding process. The machine is governed by a microprocessor control that manages the synergic logic of the welding process. The user simply selects the thickness of the material to be worked, and the system automatically adjusts the wire speed and the optimal arc voltage. This internal software drastically reduces setup times and prevents configuration errors typical of traditional power sources. There are no interfaces for computer connection, external firmware updates, or wireless connectivity, as the entire digital ecosystem is permanently integrated into the internal electronic board. The system is designed to be autonomous, offering an immediate user experience focused on the stability of the electric arc during real-time operation.

MakerSpecs Awards

Idealarc CV-400

Best price Professional

The lowest list price among professional MIG/MAG welding (wire feed) machines: €4750. The second cheapest starts at €5500. (Excluding manufacturer or retailer discounts.)

How we assign awards →
Bimax 140i Synergic

Nessun riconoscimento in questa fascia.

The differences that matter

  • Price: Idealarc CV-400 4750 € vs Bimax 140i Synergic 315 € — Bimax 140i Synergic wins (+1408%)
  • Synergic control: Bimax 140i Synergic yes, Idealarc CV-400 no

Which one to choose

Choose Bimax 140i Synergic if…

you value price and synergic control.

See the Bimax 140i Synergic sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.