Vitronics Soltec ITW C400072 C70031
The C400072 and C70031 motors in Vitronics Soltec’s (ITW Group, commonly known as Flextronics) MR series reflow ovens are dedicated high-temperature resistant hot air circulation motors (also known as high-temperature fans or hot air motors) used for hot air circulation and heat exchange within the oven.
I. Basic Information
Brand and Model
Brand: Vitronics Soltec (ITW EAE)
Applicable Models: MR series reflow ovens (MR933, MR1030, MR1243, etc.)
Part Numbers: C400072, C70031
Function: Provides forced hot air circulation to the heating zone of the reflow oven, ensuring uniform PCB board temperature.
Operates in a high-temperature environment with high rosin dust levels (**200°C~300°C+**).
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Vitronics Soltec ITW
MR Series Hot Air Motors C400072, C70031
Original
Typical Structure: High-temperature resistant long-shaft motor + stainless steel/aluminum alloy fan blades + heat insulation flange/heat dissipation plate
Includes high-temperature bearings, oil seals/heat insulation cotton, and junction box
III. Key Parameters (Industry-standard Specifications)
Voltage: 380V/220V three-phase (some are single-phase 220V)
Power: 45W~90W (MR series commonly 75W/90W)
Speed: 2700~3000 rpm (2-pole motor)
Insulation/Heat Resistance: Class F or H, temperature resistance ≥200°C
Bearings: High-temperature double ball bearings (with high-temperature grease)
Installation: Flange fixed, directly installed on the furnace cavity side plate
Selection and Replacement Tips
Check part number: C400072 / C70031
Confirm voltage/power: 380V/220V, power
Flange size, shaft diameter, and fan blade diameter must match
Prioritize the high-temperature bearing + high-temperature wire version for longer lifespan