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| Brand | Huifen Instruments |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | ZQHF-300 |
| Hydrogen Generation Principle | PEM-free Alkaline Electrolysis |
| Output Flow Rate | 300–500 mL/min |
| Output Pressure | 43–116 psi (0.3–0.8 MPa) |
| Hydrogen Purity | 99.9995% v/v |
| Power Consumption | 100 W |
| Input Voltage | 220 V AC, 50 Hz |
| Operating Temperature | 0–40 °C |
| Relative Humidity | <85% RH |
| Dimensions | 5U rack-mountable form factor |
| Weight | 12 kg |
| Brand | Huifen Instrument |
|---|---|
| Origin | Shandong, China |
| Model | GPHF-1 |
| Output Flow Rate | 0–10 L/min |
| Output Pressure | 0.3–0.5 MPa |
| Maximum Working Pressure | 0.6 MPa |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Dimensions (L×W×H) | 290 × 190 × 360 mm |
| Brand | HUIFEN Instrument |
|---|---|
| Origin | Shandong, China |
| Model | GA-2009S |
| Hydrocarbon Removal Principle | Molecular Sieve & Activated Carbon Adsorption |
| Output Flow Rate | 0–10 L/min (adjustable) |
| Output Pressure | 0–0.4 MPa (adjustable) |
| Hydrocarbon Content | <1 ppm (v/v) |
| Dew Point | >0 °C |
| Tank Capacity | 20 L Stainless Steel |
| Power Consumption | ≤600 W |
| Dimensions (W×D×H) | 400 × 470 × 660 mm |
| Brand | Huifen Instruments |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HGZ-300 |
| Output Flow Rate | 0–300 mL/min |
| Output Pressure | 0.4 MPa (≈58 psi, adjustable up to 116 psi per configuration) |
| Hydrogen Purity | ≥99.999% (v/v, O₂-equivalent residual) |
| Power Consumption | 100–150 W (typical operating range) |
| Input Voltage | 220 V AC, 50 Hz |
| Operating Temperature | 0–40 °C |
| Relative Humidity | <85% RH (non-condensing) |
| Dimensions (L×W×H) | 370 × 180 × 360 mm |
| Weight | 12 kg |
| Brand | Huifen Instruments |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | QTHF-80 |
| Price Range | USD 700 – 1,400 |
| Output Flow Rate | 0–2 L/min |
| Outlet Hydrocarbon Concentration (e.g., CH₄) | <0.1 ppm |
| Inlet Hydrocarbon Concentration (e.g., CH₄) | <100 ppm |
| Catalytic Reaction Temperature | 350 °C |
| Dimensions | 339 × 486 × 132 mm (3U rack-mountable) |
| Brand | Huifen Instruments |
|---|---|
| Origin | Shandong, China |
| Model | ZAHF-3L |
| Hydrocarbon Removal Principle | Integrated physical adsorption (5A molecular sieve, silica gel, activated carbon), chemical absorption (sodium hydroxide asbestos), and catalytic oxidation (Pd/6201 catalyst) |
| Output Flow | 0–1000 mL/min (adjustable) |
| Output Pressure | A: 0–0.45 MPa |
| B | 0–0.45 MPa |
| Maximum Output Pressure | 7 bar (100 psi) |
| Hydrocarbon Content (as CH₄) | <0.1 ppm |
| Dew Point | −60 °C |
| Power Supply | 220 V, 50 Hz |
| Operating Temperature | 15–40 °C |
| Relative Humidity | ≤70% |
| Noise Level | ≤42 dB(A) |
| Rated Power | 800 W |
| Weight | ~25 kg |
| Dimensions | 5U rack-mountable form factor |
| Stabilization Time | <0.5 h |
| Brand | HUIFEN Instrument |
|---|---|
| Origin | Shandong, China |
| Model | GA-2009 |
| Hydrocarbon Removal Principle | Triple-stage air purification |
| Output Flow Rate | 0–3 L/min |
| Output Pressure | 0–0.4 MPa (adjustable) |
| Hydrocarbon Content | ≤0.1 ppm (v/v) |
| Dew Point | −60 °C |
| Dimensions | 450 × 270 × 390 mm |
| Pressure Stability | ±0.003 MPa |
| Safety Protection | Dual-stage overpressure and overcurrent protection |
| Operating Mode | Continuous or intermittent use |
| Brand | HUIFEN Instrument |
|---|---|
| Origin | Shandong, China |
| Model | WHG-300 |
| Hydrogen Generation Principle | Pure Water Electrolysis |
| Output Flow Rate | 0–300 mL/min |
| Output Pressure | ~0.4 MPa |
| Hydrogen Purity | ≥99.999% |
| Dimensions | 235 × 430 × 295 mm |
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