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Shanghai Renhe Scientific Instrument Co., Ltd.

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BrandMEMMERT
OriginGermany
ModelWNB22
Instrument TypeCirculating Water Bath
Internal Volume22 L
Temperature Range10 °C to 95 °C (with optional boiling mode at 100 °C)
Temperature Stability±0.1 °C (typical, at 37 °C, load-free)
Temperature Resolution & Setpoint Accuracy0.1 °C
Control SystemPID with self-diagnostic function
SensorDual 4-wire Pt100 (E-type), single 4-wire Pt100 (B-type)
Overtemperature ProtectionTriple-stage (E-type) / Dual-stage (B-type)
Timer RangeB-type: 1 min – 99 h 59 min
E-type1 min – 999 h
Power Rating2000 W
ConstructionStainless steel inner bath and outer housing (AISI 304)
CertificationsCE, tested to IEC 61010-1 for laboratory safety
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BrandShanghai Yiheng
OriginShanghai, China
ModelBW-12 / BWS-12 / BW-27 / BWS-27 (with magnetic drive pump)
Temperature RangeRT+5°C to 100°C (BW series), RT+5°C to 80°C (BWS series)
Temperature Stability±0.2°C
Resolution0.1°C
Effective Volume11 L (BW-12/BWS-12), 20 L (BW-27/BWS-27)
Inner Tank Dimensions300×240×200 mm (BW-12/BWS-12), 500×300×200 mm (BW-27/BWS-27)
Power SupplyAC 220 V, 50 Hz
Heating Power800 W (BW-12), 1000 W (BWS-12 & BWS-27)
Timer Range0–9999 min
Circulation TypeInternal recirculation only
Control ModeHeating-only PID temperature regulation
Safety FeaturesIndependent dry-run protection, dual-limit overtemperature cutoff
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BrandNabertherm
OriginGermany
ModelL5 11 B410
TypeBox-Type Muffle Furnace
Max Temperature1100 °C
Temperature Uniformity±3 °C
Power Rating2.4 kW
Heating Time to Max Temp60 min
Internal Dimensions (W×D×H)200 × 170 × 130 mm
Chamber Volume5 L
Heating MethodElectric (Dual-Sided Ceramic Heating Plates with Embedded Resistance Wire)
InsulationHigh-Density Ceramic Fiber
HousingDouble-Walled Stainless Steel (Brushed Finish)
Weight30 kg
Electrical SupplySingle-Phase
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BrandYi Heng (Shanghai Yi Heng)
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Product CategoryDomestic
ModelDKZ Series
Instrument TypeConstant-Temperature Shaking Bath
Circulation ModeInternal & External Circulation
Temperature ControlHeating-Only
Bath CapacityModel-Dependent (e.g., DKZ-1: 34 L
DKZ-248 L
DKZ-333 L)
Temperature RangeRT+5°C to 99°C (DKZ-1/DKZ-2/DKZ-3) / 10°C to 99°C (DKZ-2B/DKZ-3B)
Temperature Stability±0.3°C at setpoint (typical, under controlled ambient conditions)
Temperature Resolution0.1°C
Uniformity±1.0°C across bath volume (empty, 20°C ambient)
Oscillation Frequency30–180 rpm (infinitely variable)
Amplitude30 mm or 40 mm (user-selectable per order)
Power SupplyAC 220 V, 50 Hz
Input Power1250 W (DKZ-1), 1650 W (DKZ-2/DKZ-2B), 1500 W (DKZ-3/DKZ-3B)
Interior Dimensions (W×D×H, mm)438×310×250 (DKZ-1), 618×310×250 (DKZ-2), 440×300×250 (DKZ-3)
Exterior Dimensions (W×D×H, mm)643×350×353 (DKZ-1), 823×350×355 (DKZ-2), 710×410×710 (DKZ-3)
ConstructionStainless steel inner tank (SUS304 standard)
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BrandShanghai Yiheng
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Product CategoryDomestic (China-Made)
Model SeriesGRX Series
Instrument TypeHigh-Temperature Forced-Air Oven
Temperature RangeRT+10°C to 200°C / RT+10°C to 250°C
Temperature Uniformity±1°C
Heating MethodForced Convection with Adjustable Fan Speed
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BrandShanghai Yiheng
OriginShanghai, China
ModelDU-20 / DU-30 / DU-30G
Bath Volume12 L / 20 L
Temperature RangeRT+20 °C to 200 °C
Temperature Stability±0.5 °C
Control ModeHeating-only PID
Circulation TypeInternal & External
StirringMagnetic (DU-20G/DU-30G only)
Power Input1000 W (DU-20/DU-20G/DU-30G), 1600 W (DU-30)
Timer Range0–9999 min
Alarm Threshold+2 °C above setpoint
Inner Chamber Dimensions (W×D×H)250×250×200 mm (DU-20/DU-20G), 400×250×200 mm (DU-30/DU-30G)
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BrandNabertherm
OriginGermany
ModelLT15/11 B410
TypeBox-type Muffle Furnace
Max. Temperature1100 °C
Temperature Uniformity±3 °C
Rated Power3.5 kW
Heating Time to Max. Temp.90 min
Internal Dimensions (W×D×H)230 × 340 × 170 mm
Chamber Volume3 L
External Dimensions (W×D×H)415 × 555 × 755 mm (incl. base height)
Weight40 kg
Heating MethodElectric, Dual-sided Ceramic Heating Plates with Embedded Resistance Wire
InsulationHigh-purity Alumina-Silica Fiber
HousingDouble-walled Stainless Steel (Brushed Finish)
ControllerB410 Programmable 4-Stage PID Controller with NTLog Data Logging via USB
SafetyEN 60519-2 Compliant Overtemperature Protection (Class 2 Thermal Cut-off), Adjustable Air Inlet, Rear Exhaust Port, Optional Catalytic Converter or Flare System
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BrandShanghai Yiheng
OriginShanghai, China
Model SeriesMP, MPG, MPE, MPGE
Temperature Range−50 °C to 100 °C (model-dependent)
Temperature Stability±0.02 °C (MPE/MPGE high-precision models)
Control Accuracy±0.1 °C (MP/MPG standard models)
Bath Opening × Depth150 mm × 160 mm × 150 mm (standard) / 240 mm × 170 mm × 200 mm (large-volume MPG/MPGE)
Reservoir Volume4.5 L to 13 L
Circulation Flow Rate8 L/min (adjustable)
Heating Power2300 W to 3100 W
RefrigerationEco-friendly R-404A or R-507 refrigerant
Power SupplyAC 220 V, 50 Hz
External CirculationYes (pressure-suction pump with dual-port interface)
Internal/External Dual-Circulation ModeYes
Safety FeaturesOver-temperature, low-temperature, and low-level liquid alarms with audible/visual alerts
OptionalRS-485, USB data export (U-disk), printer interface, multi-segment programmable controller (7 programs × 63 steps, time per step: 1–99 h 59 min)
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BrandIKA
OriginGermany
ModelHBR 4 control
Heating Power1000 W
Max. Bath Volume4 L
Temp. RangeRT to 200 °C
Temp. Control Accuracy±1 K (water, 90 °C) / ±2 K (silicone oil, 150 °C)
Stirring Speed Range150–800 rpm
Safety Temp. Range50–210 °C
DisplayDigital LCD (set temp., actual temp., safety temp., speed)
InterfaceRS 232
External Sensor SupportPT1000
Protection ClassIP20
Dimensions (W×D×H)340 × 250 × 340 mm
Weight4.4 kg
Power Supply230/115/100 V, 50/60 Hz
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BrandNabertherm
OriginGermany
ModelL5/11/B180
Max Operating Temperature1100 °C
Internal Dimensions (W×D×H)200 × 170 × 130 mm
Chamber Volume5 L
External Dimensions (W×D×H)440 × 470 × 520 mm
Power Supply2.4 kW, Single-phase
Weight35 kg
Heating Time to Max Temp~60 min
Controller TypeB180 Programmable Digital Controller with Color Graphic Display
Programmable Steps2 per program (1 program memory)
Heating MethodDual-sided ceramic heating plates with embedded resistance wire
InsulationVacuum-reinforced fiber modules
ConstructionDouble-walled stainless steel housing (brushed finish)
Door OptionsOptional tilting door (standard for L5/11 series) or lifting door (LT variant)
SafetyEN 60519-2 Class 2 overtemperature protection limiter
Gas InletRear-mounted protective gas interface
VentilationAdjustable air inlet on door, exhaust outlet on rear wall
Optional AccessoriesExhaust chimney with fan or catalytic converter, kWh meter, programmable socket
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BrandNabertherm
OriginGermany
ModelL9 11 B410
TypeBox-Type Muffle Furnace
Max. Operating Temperature1100 °C
Temperature Uniformity±3 °C
Rated Power3.0 kW
Heating Time to 1100 °C75 min
Internal Dimensions (W×D×H)230 × 240 × 170 mm
Chamber Volume9 L
Heating MethodElectric (Dual-Sided Ceramic Heating Panels with Embedded Resistance Wire)
InsulationHigh-Density Ceramic Fiber
HousingDouble-Walled Stainless Steel (Brushed Finish)
Weight35 kg
Power SupplySingle-Phase
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BrandThermo Fisher Scientific
OriginUSA
ModelOGS180
Instrument TypePrecision General-Purpose Oven
Temperature Range50–250 °C
Temperature Uniformity (at 150 °C)±4 °C
Temperature Stability (at 150 °C)±0.4 °C
Chamber Dimensions (W×H×D)438×680×589 mm
External Dimensions (W×H×D)640×920×738 mm
Chamber Volume176 L
Chamber MaterialStainless Steel 1.4016 (EN 10088-1)
Heating MethodNatural Convection
Floor Area0.47 m²
Standard Shelves2 (max. 19)
Max. Shelf Load25 kg
Power Supply230 V / 50 Hz
Rated Power3100 W (13.5 A)
Net Weight66 kg
InterfaceRS232 serial port
DisplayVacuum Fluorescent Display (VFD)
Timer FunctionOn/Off programmable
Door Opening Angle180°
Over-Temperature ProtectionAutomatic cut-off with audible alarm
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BrandNabertherm
OriginGermany
ModelL3 11 B410
TypeBox-Type Muffle Furnace
Max. Operating Temperature1100 °C
Temperature Uniformity±3 °C
Rated Power1.2 kW
Heating Time to 1100 °C60 min
Internal Dimensions (W×D×H)160 × 140 × 100 mm
Chamber Volume3 L
External Dimensions (W×D×H)385 × 330 × 405 mm
Weight20 kg
Heating MethodElectric (Dual-Sided Ceramic Heating Panels with Embedded Resistance Wires)
InsulationHigh-Density Ceramic Fiber
HousingDouble-Walled Stainless Steel (Brushed Finish)
ControllerB410 Programmable 4-Stage Digital Controller with USB Data Logging (NTLog Basic Software)
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BrandTRILOS
ModelHC250
OriginUSA
Instrument TypeCirculating Bath
Temperature Range−10 °C to +90 °C
Heating Power600 W
Cooling Capacity250 W @ 20 °C ambient / 20 °C bath setpoint
Pump Flow Rate (Max)8 L/min
Voltage/Frequency220 V~, 50 Hz
Rated Current10 A
IP RatingIP20
RefrigerantR404A
Dimensions (W×D×H)250 mm × 480 mm × 535 mm
Circulation ModeInternal & External
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BrandNabertherm
OriginGermany
ModelL15/11/B410
TypeBox-Type Muffle Furnace
Max. Temperature1100 °C
Temperature Uniformity±3 °C
Rated Power3.5 kW
Heating Time to Max. Temp.90 min
Internal Dimensions (W×D×H)230 × 340 × 170 mm
Chamber Volume9 L
Heating MethodElectric (Dual-Sided Ceramic Heating Panels with Embedded Resistance Wire)
ConstructionDouble-Walled Stainless Steel Housing (Brushed Finish), Ceramic Fiber Insulation, Safety-Grade Refractory Liner
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BrandNabertherm
OriginGermany
Instrument TypeBox-type Muffle Furnace
ModelLVT15 11 B410
Max. Temperature1100 °C
Temperature Uniformity±3 °C
Rated Power3.5 kW
Heating Time to Max. Temp.120 min
Internal Dimensions (W×D×H)230 × 340 × 170 mm
Chamber Volume3 L
Heating MethodElectric (Embedded Resistance Wire in Dual-Sided Ceramic Heating Plates)
Air Exchange Rate>6 air changes per minute with preheated inlet air
Insulation MaterialHigh-purity ceramic fiber
HousingDouble-walled stainless steel (brushed finish)
ControllerB410 Programmable 4-Stage PID Controller with NTLog Data Logging via USB
Safety ComplianceEN 60519-2, Thermal Protection Class 2 (Overtemperature Cut-off)
Weight55 kg
Electrical SupplySingle-phase
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BrandNabertherm
OriginGermany
ModelTR1050
Instrument TypeGeneral-Purpose Forced-Air Drying Oven
Temperature Range+5 °C to 300 °C
Temperature Uniformity±1 °C (at 100 °C, load-free, per DIN 12880)
External Dimensions (W×D×H)1470 × 940 × 1920 mm
Internal Chamber Dimensions (W×D×H)1200 × 670 × 1400 mm
Internal Volume1050 L
Chamber MaterialAISI 304 Stainless Steel (1.4301)
Heating MethodHorizontal Forced-Air Circulation via Adjustable-Speed Fan
Power Supply3-Phase, 9 kW
Net Weight450 kg
Standard Shelf Quantity4 Perforated Wire Shelves
Max. Load Capacity250 kg total (≤30 kg per shelf)
ComplianceEN 1539, EN 60519-2 Class 2 Thermal Protection, DIN 12880
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BrandYi Heng (Shanghai Yi Heng)
OriginShanghai, China
ModelPH Series
Instrument TypePrecision Forced-Air Oven
Temperature RangeRT+5–80 °C (Incubation Mode)
Temperature Uniformity±3% at 100 °C
Temperature Fluctuation±0.5 °C (Incubation)
Temperature Resolution0.1 °C
Heating MethodForced-air convection
Power Input650–2450 W (model-dependent)
Working Environment+5 to +35 °C
Timer Range0–5999 min
Standard Shelving2 adjustable stainless-steel shelves
Interior MaterialMirror-finish stainless steel
Door SealSilicone rubber gasket with double-layer tempered glass viewport
Safety InterlockAutomatic heating and fan shutoff upon door opening
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BrandShanghai Yiheng
OriginShanghai, China
ModelDHG Series
Oven TypeNatural Convection Hot Air Drying Oven
Temperature RangeRT+10°C to 200°C
Temperature Uniformity±0.5°C
Temperature Resolution0.1°C
Interior MaterialStainless Steel (304)
Heating MethodGravity Convection
Power Input850–2200 W (model-dependent)
Chamber Volume27–220 L
ComplianceDesigned for GLP-compliant laboratories
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BrandJulabo
OriginGermany
ModelSW23
Instrument TypeConstant-Temperature Shaking Water Bath
CirculationInternal & External
Temperature ControlHeating-Only
Bath Volume8–20 L
Temperature Range20–99.9 °C
Temperature Stability±0.02 °C
Heating Power2000 W
Orbital Shaking Speed20–200 rpm
Display Resolution0.1 °C
Protection RatingIP43 (IEC 529)
Safety ClassDIN 12876-1 Class 1
Bath Opening/Depth (W×L/D)50×30 / 18 cm
External Dimensions (W×L×H)70×35×26 cm
Weight23 kg
Ambient Operating Temperature5–40 °C
InterfaceRS232
CalibrationUser-Executable Onboard Calibration
AccessoriesOptional Makrolon® bath cover, test tube racks, Erlenmeyer flask clamps, separatory funnel holders, anti-evaporation floats
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BrandShanghai Yiheng
OriginShanghai, China
ModelDHG-9003 (Drying Oven Series)
Temperature RangeRT+10°C to 200°C / RT+10°C to 250°C (customizable)
Temperature Uniformity±3% at 100°C
Temperature Fluctuation±1°C
Temperature Resolution0.1°C
Heating MethodForced-air convection
Power SupplyAC 220 V, 50 Hz
Timer Range0–9999 min
Interior Dimensions (W×D×H)250 × 260 × 250 mm
Exterior Dimensions (W×D×H)530 × 370 × 420 mm
Shelving2 stainless steel shelves
ConstructionMirror-finish 304 stainless steel interior
SealingHigh-temperature silicone gasket
OptionalRS485 interface, thermal printer output, independent over-temperature cutoff
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BrandShanghai Yiheng
OriginShanghai, China
Model VariantsBWS-5, BWS-10, BWS-20, BWS-0505, BWS-0510
Temperature RangeRT+5°C to 99°C
Temperature Stability±0.3°C
Power Consumption600–2050 W (model-dependent)
Inner Chamber Dimensions (W×D×H, mm)280×130×150 to 490×290×150
External Dimensions (W×D×H, mm)396×250×260 to 600×390×260
Timer Range0–5999 min
Safety FeaturesDry-run protection, independent over-temperature cutoff, deviation alarm (±2°C)
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BrandNabertherm
OriginGermany
ModelL5/12/P330
Max Temperature1200 °C
Internal Dimensions (W×D×H)200 × 170 × 130 mm
Chamber Volume5 L
External Dimensions (W×D×H)440 × 470 × 520 mm
Power Supply1-phase, 2.4 kW
Net Weight35 kg
Heating Time to Max Temp~75 min
ControllerP330 Programmable Digital Controller (9 programs, 40 segments, color graphic display, 1 °C/1 min resolution, skip function, manual MV override, kWh counter, real-time clock, self-optimizing PID)
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BrandThermo Fisher Scientific
OriginUSA
ModelOGH180-S
Instrument TypePrecision Drying Oven
Temperature Range50–330 °C
Temperature Uniformity (at 150 °C)±2.9 °C
Temperature Accuracy (at 150 °C)±0.3 °C
Chamber Volume168 L
Internal Dimensions (W×H×D)438 × 680 × 564 mm
External Dimensions (W×H×D)640 × 920 × 738 mm
Chamber MaterialStainless Steel 1.4016 (AISI 430)
Heating MethodNatural Convection
Standard Shelves2 (max. 19)
Max. Load per Shelf25 kg
Rated Voltage/Frequency230 V / 50 Hz
Power Rating3100 W
Weight69 kg
Footprint Area0.47 m²
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