YUHUA
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| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | DF-101S |
| Heating Method | Radiant integrated bath heating |
| Max. Operating Temperature | ≤300 °C (oil bath), ≤100 °C (water bath), dry heating supported |
| Stirring Speed Range | 0–2400 rpm |
| Motor Type | DC high-torque motor |
| Heating Element | Stainless steel sheathed resistive tube, aged at 800 °C for 24 h |
| Insulation Resistance | >1000 MΩ |
| Stirring Coupling | NdFeB permanent magnet rotor |
| Bath Compatibility | Water bath, oil bath, dry heating |
| Thermal Isolation | Aluminum heat-dissipating partition between heating chamber and electrical compartment |
| Compliance | Designed per GB/T 25117–2010 (Laboratory Equipment – Safety Requirements) |
| Brand | YUHUA |
|---|---|
| Model | DLSB-5/10 |
| Reservoir Capacity | 5 L |
| Minimum No-Load Temperature | −15 °C |
| Cooling Capacity | 1328–319 W (at −10 °C) |
| Flow Rate | 20 L/min |
| Head | 4–6 m |
| Temperature Range | Ambient to −10 °C |
| Temperature Stability | ±0.2 °C |
| Power Supply | 220 V, 50 Hz |
| Dimensions (W×D×H) | 500 × 370 × 540 mm |
| Weight | 25 kg |
| Brand | YUHUA |
|---|---|
| Model | DLSB-5/20 |
| Reservoir Volume | 5 L |
| Minimum No-Load Temperature | -24 °C |
| Temperature Control Range | -20 °C to Room Temperature |
| Temperature Stability | ±0.2 °C |
| Flow Rate | 20 L/min |
| Head | 4–6 m |
| Refrigeration Capacity | 1328–319 W (at -20 °C) |
| Power Supply | 220 V, 50 Hz |
| Ambient Operating Temperature | ≤25 °C |
| Dimensions (W×D×H) | 500×370×540 mm |
| Weight | ~42 kg |
| Construction | Corrosion-Resistant Fluid Path |
| Compressor | Hermetic Scroll Type (Imported) |
| Controller | Microprocessor-Based Digital PID Thermostat |
| Pump Type | Sealed Magnetic Drive Circulation Pump |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | DLSB-5/30 |
| Reservoir Volume | 5 L |
| Minimum No-Load Temperature | −33 °C |
| Cooling Capacity | 2733–627 W (at −30 °C to 20 °C) |
| Flow Rate | 20 L/min |
| Head | 4–6 m |
| Temperature Control Range | −30 °C to RT |
| Temperature Stability | ±0.2 °C |
| Power Supply | 220 V, 50 Hz |
| Ambient Operating Temperature | ≤25 °C |
| Dimensions (W×D×H) | 545 × 370 × 640 mm |
| Construction | Corrosion-Resistant Fluid Path |
| Compressor | Hermetically Sealed, Imported Unit |
| Controller | Microprocessor-Based Digital Display with PID Algorithm |
| Brand | YUHUA |
|---|---|
| Model | DLSB-5/60 |
| Cooling Capacity | 2036–330 W (at –60 °C) |
| Minimum No-Load Temperature | –62 °C |
| Temperature Range | –60 °C to Room Temperature |
| Temperature Stability | ±0.2 °C |
| Reservoir Volume | 5 L |
| Flow Rate | 20 L/min |
| Head | 4–6 m |
| Power Supply | 220/380 V, 50 Hz |
| Dimensions (L×W×H) | 680 × 500 × 780 mm |
| Weight | 25 kg |
| Construction | Corrosion-Resistant Fluid Path |
| Control | Microprocessor-Based Digital Temperature Controller |
| Compressor | Imported Hermetic Scroll Compressor |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | SHZ-95B |
| Pump Type | Circulating Water Vacuum Pump |
| Max Vacuum | −0.098 MPa (−735 mmHg) |
| Single-Port Flow Rate | 10 L/min |
| Total Flow (Dual Port) | 20 L/min |
| Water Reservoir Capacity | 50 L |
| Dimensions (L×W×H) | 450 × 340 × 870 mm |
| Net Weight | 37 kg |
| Power Supply | 220 V / 50 Hz |
| Motor Power | 370 W |
| Housing Material | Corrosion-Resistant Composite Shell |
| Brand | Yuhua |
|---|---|
| Origin | Henan, China |
| Model | SHZ-C |
| Construction | Full stainless steel pump body, impeller, and water distributor |
| Ports | 5 independent vacuum ports |
| Operation | Self-cooling circulating water system (internal + external loop) |
| Lubrication | Oil-free operation |
| Compliance | Designed for general laboratory vacuum applications under ambient conditions |
| Power Supply | Standard AC mains (220 V, 50 Hz) |
| Noise Level | ≤55 dB(A) |
| Max. Vacuum | Approx. 0.098 MPa (735 mmHg) |
| Flow Rate | Approx. 60 L/min (total, distributed across ports) |
| Cooling | Closed-loop water circulation with external reservoir compatibility |
| Certifications | CE-marked per EN 61000-6-3 (EMC) and EN 61000-6-2 (Immunity) |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | SHZ-C |
| Construction | Fully stainless steel pump body, impeller, and water distributor |
| Number of Vacuum Ports | 5 (independently controllable or parallel operation) |
| Operating Principle | Water-ring vacuum generation via circulating water cooling and sealing |
| Power Supply | Standard AC mains (220 V / 50 Hz typical for domestic lab use) |
| Cooling Method | Internal + external recirculating water system |
| Lubrication | Oil-free operation |
| Compliance | Designed for general laboratory vacuum applications per GB/T 29878–2013 (Chinese national standard for laboratory vacuum pumps) |
| Brand | Yuhua |
|---|---|
| Model | SHZ-D(III) |
| Power | 180–220 V / 50 Hz |
| Flow Rate | 60 L/min |
| Max. Vacuum Degree | 0.098 MPa |
| Single-Head Suction Capacity | 10 L/min |
| Number of Suction Ports | 2 |
| Water Tank Volume | 15 L |
| Dimensions (L×W×H) | 400×280×420 mm |
| Weight | 15 kg |
| Housing Material | 1Cr18 Stainless Steel |
| Motor Power | 8 W |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | SHZ-D(III) |
| Power | 180 W |
| Voltage/Frequency | 220 V / 50 Hz |
| Flow Rate | 60 L/min |
| Max. Vacuum | 0.098 MPa (735 mmHg) |
| Single-Head Suction Capacity | 10 L/min |
| Number of Suction Ports | 2 |
| Water Tank Volume | 15 L |
| Dimensions (L×W×H) | 400 × 280 × 420 mm |
| Net Weight | 15 kg |
| Housing Material | Corrosion-Resistant Composite or 1Cr18 Stainless Steel |
| Noise Level | Low |
| Optional Features | Ice-Addition Port, Vacuum Regulating Valve |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | SHZ-D(III) |
| Type | Oil-free circulating water vacuum pump |
| Power | 180 W |
| Voltage/Frequency | 220 V / 50 Hz |
| Flow Rate | 60 L/min |
| Max. Vacuum | −0.098 MPa (≈740 mmHg) |
| Single-Head Suction Capacity | 10 L/min |
| Number of Suction Ports | 2 |
| Water Reservoir Volume | 15 L |
| Dimensions (L×W×H) | 400 × 280 × 420 mm |
| Net Weight | 15 kg |
| Housing Material | 1Cr18 Stainless Steel |
| Compliance | Designed for general laboratory vacuum applications per GB/T 25197–2010 (Chinese standard for laboratory vacuum equipment) |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | SHZ-D(III) |
| Construction | Dual-head, dual-vacuum-gauge design |
| Pump Body Options | Stainless steel housing or corrosion-resistant polymer housing |
| Water Reservoir | Transparent, chemically resistant acrylic tank |
| Additional Features | Ice-addition port, optional vacuum regulating valve |
| Noise Level | Low-noise operation |
| Mobility | Integrated carrying handles, compact footprint |
| Compliance | Designed for general laboratory vacuum applications under ambient conditions |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | YRE-2000A / YRE-2000B / YRE-2000E |
| Capacity | 1 L |
| Ultimate Vacuum | −0.098 MPa |
| Rotational Speed | 20–200 rpm |
| Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Power | 1.4 kW |
| Motor Power | 40 W |
| Lifting Stroke | 0–150 mm |
| Condenser Dimensions | Φ85 × 415 mm |
| Rotating Flask | 1000 mL (Φ131 mm, 24/40 joint) |
| Collection Flask | 500 mL (standard) or 1000 mL (optional, 35/20 spherical joint) |
| Bath Volume | ~5.3 L |
| Overall Dimensions (raised) | 600 × 385 × 820 mm |
| Net Weight | 25 kg |
| Brand | YUHUA |
|---|---|
| Origin | Henan, China |
| Model | YRE-2010A |
| Power Supply | AC 220 V, 50 Hz |
| Input Power | 1.55 kVA |
| Rotational Speed Range | 0–130 rpm |
| Evaporation Flask Capacity | 50–2000 mL |
| Condenser Type | Vertical dual-coil, standard-taper ground glass joint (ball-and-socket), compatible with ice/water cooling |
| Ultimate Vacuum | < 0.1 MPa |
| Vertical Lifting Stroke | 120 mm |
| Heating Bath Power | 1.5 kW |
| Heating Bath Temperature Range (water) | RT to 98 °C |
| Instrument Footprint | 400 mm × 490 mm |
| Net Weight | 21 kg |
| Lifting Mechanism | Manual hand-crank |