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Overhead Stirrers / Mechanical Stirrers

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Overhead Stirrers / Mechanical Stirrers

Overhead stirrers, also known as mechanical stirrers, are designed for high-viscosity liquids and large-volume mixing applications. These powerful units provide precise speed control and high torque, making them ideal for polymer research, emulsification, cell culture, and other demanding laboratory mixing needs.

Laboratory Overhead Stirrer 20L – Brushless Homogeneous Dispersing Mixer, 30–2000rpm, High Viscosity 20000mPa·s

Drive type: Brushless DC motor
Output torque of mixing shaft: 13.1N.cm
Output peak torque of mixing shaft: 39N.cm
Operationcontrol method: Capacitive Touch Keyboard / Combined Control Knob (depend on models)
Speed regulation range-no load: 30-2000rpm
Timing control range: 1~6000min
Clamping range of rotary chuck: 2~10mm
Mixing rod penetration diameter (shutdown): 8mm
Treatment capacity (H2O): 20L
Stirring viscosity: 0~20000mPa.s

Model: PM110W-O/T

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PM100W-O Laboratory Overhead Mixer – 13.1N·cm Torque, Touchscreen Control, 20L, Brushless DC Motor for Medium-Viscosity Liquids

Drive type: Brushless DC motor
Output torque ofmixing shaft: 13.1N.cm
Output peak torque of mixing shaft: 39N.cm
Speed regulation range-no load: 30~2000 rpm
Timing control range: 1~6000min
Clamping range of rotary chuck: 2~10mm
Mixing rod penetration diameter (shutdown): 8mm
Treatment capacity (H2O): 20L
Stirring viscosity: 0~20000mPa.s

Model: PM100W-O

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PM120Z-H Laboratory Overhead Mixer – High Torque, Dual-Speed Control, 20L Capacity for Medium Viscosity Mixing

Mixing shaft output torque: 52 N.cm
Operation control mode: Control knob
Speed adjustment range: 60~500 rpm; 240～2000 rpm
Rotary clamp torque: 50 N.cm
Clamping range of rotary chuck: 2~10 mm
Mixing rod penetration diameter (shutdown): 8 mm
Mixing capacity (H2O): 50～20000 ml
Mixing viscosity treatment: 0~10000 mPa.s

Model: PM120Z-H

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PM200S-H / PM300S-H High Torque Overhead Stirrer – Brushless DC Motor, 100–1800rpm, For 50–40,000ml, Up to 50,000mPa.s Viscosity, 2–13mm Chuck, Digital Display

Output torque of mixing shaft: 95.5N.cm / 143.3N.cm (depend on models)
Speed regulation range-no load: 100-1800rpm
Torque of chuck: 95N.cm / 143N.cm (depend on models)
Clamping range of rotary chuck: 2~13mm
Treatment capacity(H2O): 50~30000ml/ 50~40000ml (depend on models)
Maximum treatment viscosity: 0~30000mPa.s/ 0~50000mPa.s

Model: PM200/300S-H

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PM200W-0 / PM300W-0 Laboratory Overhead Stirrer – Brushless DC Motor, 30–2000rpm, High Viscosity Mixing, 30–50L Capacity, Digital Display, Stepless Speed Control

Drive type: Brushless DC motor
Output torque of mixing shaft: 40.2N.cm / 60.1N.cm (depend on models)
Output peak torque of mixing shaft: 120N.cm / 180N.cm
Speed regulation range-no load: 30 ~ 2000 rpm
Timing control range: 1~6000 min
Clamping range of rotary chuck: 2~13mm
Mixing rod penetration diameter(shutdown): 10mm
Treatment capacity(H2O)//Impeller material: 30/SS316L stainless steel / 50/SS316L stainless steel (depend on models)
Stirring viscosity: 0~30000mPa.s / 0~50000mPa.s (depend on models)

Model: PM200/300W-0

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PM250W-T Laboratory Overhead Stirrer – 250W Brushless DC Mixer, 30–2000rpm, 40L Capacity, Touch Control, High Viscosity Mixing up to 40000mPa·s

Drive type: Brushless DC motor
Output torque of mixing shaft: 50.2N.cm
Output peak torqueof mixing shaft: 150N.cm
Speed regulation range-no load: 30-2000 rpm
Timing control range/Impeller material: 1~6000/SS316L stainless steel
Clamping range of rotary chuck: 2~13mm
Mixing rod penetration diameter (shutdown): 10mm
Treatment capacity(H2O): 40L
Stirring viscosity: 0~40000mPa.s

Model: PM250W-T

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PM1000 High Torque Overhead Stirrer – 1500W Brushless DC Motor Mixer, 200L Capacity, 50–2000rpm, 2148.5N·cm Peak Torque, Touchscreen Control

Drive type: Brushless DCmotor
Output torque of mixing shaft: 716.2N.cm
Output peak torqueof mixing shaft: 2148.5N.cm
Speed regulation range-no load: 50-2000rpm
Timing control range: 1~6000min
Stirring viscosity: 100000mPa.s
Clamping range of rotary chuck: 3~16mm
Treatment capacity(H2O)/Impeller material: 200/SS316L stainless steel
Up and down travel of mixing machine: 500mm

Model: PM1000

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High Power Overhead Stirrer PM800 – 800W Brushless DC Mixer, 200–2000rpm, 355N·cm Torque, 120L Capacity, Stepless Speed Control

Stirrer configuration: Dissolved agitator blade, made of stainless steel 316L
Rotary clamp head range: Φ3～16 mm
Processing capacity (H2O): 120L
Treatment viscosity: 100000 mPa.s
Rated torque: 355N.cm
Speed adjustment range: 200～2000 rpm
Main engine lifting stroke: 500mm
Speed control type: Stepless

Model: PM800

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High-Torque Overhead Stirrer – Brushless DC Motor, 30–2000rpm, 300N·cm Torque, Digital Speed Control | PM400W-H Laboratory Mixer

Drive type: Brushless DC motor
Output torque of mixing shaft: 100N.cm
Outputpeak torque of mixing shaft: 300N.cm
Timing control range: 1~6000min
Speed regulation range-no load: 30-2000rpm
Stirring viscosity: 0~80000mPa.s
Treatment capacity (H2O)/Impeller material: 60/SS316L stainlesssteel

Model: PM400W-H

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Industrial Overhead Stirrer with Electronic Speed Control – Models P312-60 to P312-750, Brushless DC & AC Motor, 0-1400 RPM, PTFE/Stainless Steel Stirring Rods, LED Digital Display

Control: Knob
Speed Range(r/min): 0~1400
Speed way: Electronic speed control / Frequency control (depend on models)
Stirring rod length(mm): 350 / 450 / 500 (depend on models)
Pole length(mm): 700 / 800 / customized (depend on models)
(mm) Chuck clamping range: φ1.5-10 / φ1.5-13 (depend on models)

Model: P312-60/P312-90/P312-120/P312-250/P312-750

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