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DHP4-550.png

DHP4-550 550°C Digital Laboratory Hot Plate

The DHP4-550 Digital Laboratory Hot Plate is a compact 550°C laboratory heating plate designed for precise and reliable heating. Featuring a 4-inch glass ceramic work plate, LCD display, PT1000 external temperature sensor, programmable timer, residual heat warning, and multiple safety protections, it is ideal for sample preparation, acid digestion, material research, and analytical laboratory applications.

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    product details

    Key Features

    Precise Temperature Control
    Heating up to 550°C
    PT1000 external sensor with ±0.2°C accuracy
    LCD display for real-time temperature and timer

    Durable Glass Ceramic Plate
    4-inch chemical-resistant work surface
    Excellent resistance to acids, alkalis, and high temperatures
    Easy to clean after chemical spills 

    Advanced Safety Protection
    Residual heat "HOT" warning
    Dual overheating protection
    Automatic fault shutdown and safety lock 

    Smart Digital Operation
    Timer from 1 min–99 h 59 min
    Remote PC control
     Adjustable safety temperature limit

    Application

     ●  Mineral acid digestion & analytical sample pretreatment

     ●  Sample concentration, drying, & ashing

     ●  Nanomaterial & battery material research

     ●  Inorganic material preparation & sintering

     ●  Environmental water & soil analysis

     ●  Petrochemical laboratory testing

     ●  Metal catalyst processing & synthesis

    Technical Specifications

    Parameter Specification
    Model DHP4-550
    Cat. No. 8021502211 (Main Unit) / 8121502211 (Set)
    Maximum Temperature 550°C
    Temperature Range Room Temperature to 550°C
    Temperature Resolution 1°C
    Temperature Display Accuracy 0.1°C
    Temperature Control Accuracy ±1°C (<100°C); ±1% (>100°C)
    Work Plate Size 100 × 100 mm (4 inch)
    Work Plate Material Glass Ceramic
    Display LCD
    External Temperature Sensor PT1000 (±0.2°C)
    Timer 1 min–99 h 59 min
    Residual Heat Warning 50°C
    Overheat Protection 580°C
    Heating Position 1
    Heating Output 410 W
    Power 430 W
    Voltage 100–120 V / 200–240 V
    Frequency 50/60 Hz
    Protection Class IP21
    Dimensions (W × D × H) 270 × 175 × 108 mm
    Weight 1.8 kg
    Ambient Temperature 5–40°C
    Ambient Humidity ≤80% RH

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