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Home > All Collections > Homogenizer Series > LED square magnetic stirrer
  • LCD digital magnetic hotplate stirrer with ceramic plate for lab heating mixing
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LCD digital magnetic hotplate stirrer with ceramic plate for lab heating mixing
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.

LED square magnetic stirrer

No.1601611197824- L550SM-H7-Pro
It is suitable for mixing low-viscosity liquids or solid-liquid mixtures in chemical synthesis, physical and chemical analysis, biopharmaceuticals, and materials science. The heating process is precisely controlled by PID temperature technology for rapid attainment of the target temperature.
$606.70
Maximum Rotational Speed:
1500 RPM
Max Capacity:
20L
Model Number:
L550SM-H7-Pro
Request a Quote
  • LCD digital magnetic hotplate stirrer with ceramic plate for lab heating mixing
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.
  • LED square magnetic stirrerIlabcarta Technology Co., Ltd.

  • Description

  • Key Features

  • Parameter

  • Product Details

  • How to Choose

  • Packaging & delivery

  • Download

  • FAQ

  • Get a Quote

  1. L550SM-H7-Pro is magnetic hotplate stirrer equipped with 7-inch glass ceramic plate. It is suitable for heating and stirring low-viscosity liquids or solid-liquid mixtures in chemical synthesis, physical & chemical analysis, biopharmaceuticals and materials science.
  2. Built-in PID precise temperature control technology, maximum plate temperature up to 550℃. Driven by brushless DC motor, max stirring volume of water reaches 20L, compatible with magnetic stir bar up to 80mm length.
  3. LCD display shows actual temperature and speed simultaneously. External PT1000 temperature sensor (accuracy ±0.2℃) can be connected for accurate medium temperature control.
  4. Equipped with overheating protection and residual heat "HOT" warning. RS232 data connector supports PC remote control and data transmission.
  5. Corrosion-resistant glass ceramic work plate, easy to clean. Two independent knobs adjust speed and temperature intuitively, ideal for precise synthesis experiments in university labs and R&D enterprises.
  1. LCD screen displays real-time temperature and stirring speed simultaneously.
  2. Built-in PID temperature controller with overheating protection ensures safe heating.
  3. 7-inch glass ceramic work plate, corrosion resistant and easy to clean; max plate temperature up to 550℃.
  4. External PT1000 temperature sensor available, medium temperature measuring accuracy ±0.2℃.
  5. Digital speed control from 100–1500rpm with resolution ±1rpm.
  6. High-performance brushless DC motor delivers powerful stirring torque for large-volume samples.
  7. Two independent knobs for separate speed and temperature adjustment, simple operation.
  8. Residual heat "HOT" warning: reminder activates when plate temperature above 50℃ even after power off to avoid scalding.
  9. RS232 communication interface supports remote PC control and experimental data transmission.
Specifications L550SM-H7-Pro
Work plate Dimension [W×D] 184x184mm(7 inch)
Work plate material Glass ceramic
Motor type Brushless DC motor
Stirring positions 1 
Max.stirring quantity,[H2O] 20L
Max.magnetic bar[length] 80mm
Speed range 100-1500rpm,resolution±1rpm
Speed display LCD
Temperature display LCD
Heating temperature range RoomTemp.-550℃,increment 1℃
Temperature control accuracy ±1℃(<100℃)±1%(>100℃)
Overheating protection 580℃
Temperature display accuracy ±0.1℃
External temperature sensor PT1000(accuracy±0.2℃)
"Hot"warning 50℃
Data connector RS232
Protection class IP21
Motor rating input 18W
Motor rating output 10W
Power 1050W
Heating output 1000W
Voltage,Frequency 100-120/200-240V,50/60Hz
Dimension [WxDxH] 215x360x112mm
Weight 5.3kg
Timer function -
Permissible ambient temperature
and humidity		 5-40℃,80%RH
47 
  1. L550SM-H7-Pro single position magnetic hotplate stirrer adopts high-temperature glass ceramic plate, resistant to various acids, alkalis and organic solvents.
  2. PID closed-loop temperature control achieves fast heating and small temperature fluctuation, suitable for organic synthesis, reflux reactions and other demanding experiments.
  3. Powerful brushless DC motor supports maximum stirring volume of 20L water for medium & large reaction systems.
  4. Two temperature control modes: plate temperature control or medium temperature monitoring via external PT1000 sensor for higher data accuracy.
  5. Dual independent knobs adjust speed and temperature separately for easy operation.
  6. Residual heat warning keeps active when plate temperature over 50℃ after shutdown to prevent scald accidents.
  7. RS232 interface connects with PC for automatic program running and data logging, ideal for traceable R&D experiments.
  8. IP21 protection class against minor reagent splashes; stable mechanical structure with low vibration.
  9. Wide voltage 100–240V compatible for laboratories worldwide.
  1. High temperature heating (up to 550℃) and large volume stirring (max 20L) required: select L550SM-H7-Pro.
  2. Organic synthesis and reflux reactions requiring accurate liquid temperature measurement: optional PT1000 external sensor.
  3. PC data logging and remote program control needed: built-in RS232 communication port.
  4. Samples containing organic solvents, acid and alkali: glass ceramic plate provides good corrosion resistance and easy cleaning.
  5. Large heating surface (7 inch) to fit various flasks and beakers.
  6. R&D experiments in biopharmacy and material science demanding stable temperature: PID controlled model recommended.
  7. Labs with frequent personnel movement requiring anti-scald safety: equipped with residual heat "HOT" warning.
  8. Overseas export projects: wide voltage 100–240V meets global power standards.
  9. Constant temperature stirring synthesis experiments without timer demand: this model is suitable.
Packaging and delivery
Selling Units Single item Package size perbatch 45X29X20 cm
Gross weight perbatch 5.500 kg
Item Name Qty
Main Unit 1 unit
PT1000 Temperature Probe 1 pc
Probe Support Bracket 1 set
Power Cord 1 pc
User Manual 1 copy
Certificate & Warranty Card 1 set
  1. Contact support team to get complete digital documents: bilingual specification sheet and electronic brochure PDF.
  2. Supporting files: operation manual, PT1000 sensor operation & maintenance guide.
  3. HD watermark-free marketing photos of the unit.

  1. What is maximum plate temperature and temperature control method? Max plate temperature 550℃, controlled by closed-loop PID technology.
  2. What is max stirring water volume and max stir bar length? Max stirring volume 20L water, compatible with stir bar up to 80mm.
  3. Can external temperature sensor be connected? Model and accuracy? PT1000 external sensor is supported, measuring accuracy ±0.2℃.
  4. Speed range and speed resolution? 100–1500rpm, speed resolution ±1rpm.
  5. What is plate material? Is it chemical resistant? 7-inch glass ceramic plate, corrosion resistant and easy to clean.
  6. Trigger condition for residual heat warning? "HOT" warning stays active when plate temperature is above 50℃ to prevent scald.
  7. Is data communication port available for PC control? RS232 data connector supports remote PC control and data transmission.
  8. What are total power and heating output power? Total power 1050W; heating output 1000W.
  9. Protection class and allowable ambient temperature & humidity? Protection class IP21; ambient temp 5–40℃, humidity ≤80%RH.
  10. Does this model have built-in timer function? Timer function is not equipped on this unit.

  1. Please specify model L550SM-H7-Pro, order quantity, and mark whether PT1000 sensor or stir bars are required for inquiry.
  2. Formal English quotation will be issued within 24 hours. Tiered discounts are available for bulk orders without any hidden charges.
  3. OEM service is available: Logo printing on unit body and customized outer packaging.
  4. Separate quotations for sensors and stir bar consumables can be provided for future purchasing demands.
  5. Logistics solutions for sea freight and air freight can be arranged for cross-border orders.
  6. Small sample trial orders are acceptable.
  7. Stable supply prices can be negotiated for long-term framework orders.
  8. Contact channels: Email, WhatsApp and official website online message are available. Quotation covers standard main unit kit, optional accessories will be listed separately.
Applications 应用场景模块

Applications

Applications

Supporting diverse laboratory and industrial environments with practical instrument solutions.

Research Laboratories

Research Laboratories

For sample heating, mixing, dispersion and homogenization in chemistry, material and biological research...

Universities and Education

Universities & Education

Basic lab equipment for chemical reaction, stirring and emulsification teaching experiments..

Pharmaceutical and Chemical

Pharmaceutical & Chemical

Dissolve raw materials, synthesize drugs, emulsify and homogenize pharmaceutical & chemical solutions

Food Environmental and Industrial Testing

Food, Environmental & Industrial Testing

Pretreat food, water and industrial samples with heating, stirring and high-speed dispersion.

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