Constant Flow Pump
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| Brand | Eldex |
|---|---|
| Model | 2LM2HM |
| Flow Rate | 10 mL/min |
| Maximum Pressure | 6000 psi (414 bar) |
| Viscosity Range | up to 500 cP |
| Temperature Range | up to 120 °C |
| Repeatability | ±0.3% |
| Inlet/Outlet | 1/8" Swagelok (2HM configuration) |
| Power Supply | 100–230 VAC, 50/60 Hz, 80 W |
| Dimensions (W×H×D) | 10 × 23 × 24 cm |
| Weight | 5.3 kg (standard), 6.4 kg (pulse-damped version) |
| Brand | Eldex |
|---|---|
| Model | 3HM |
| Max Flow Rate | 10 mL/min |
| Max Pressure | 6000 psi (414 bar) |
| Fluid Viscosity Range | up to 500 cP |
| Temperature Range | up to 120 °C |
| Repeatability | ±0.3% |
| Inlet/Outlet | 1/8" Swagelok |
| Power Supply | 100–230 VAC, 50/60 Hz, 80 W |
| Dimensions (W×H×D) | 10 × 23 × 24 cm |
| Weight | 5.3 kg (standard), 6.4 kg (with pulse dampener) |
| Control Interface | Analog (0–5 V, 4–20 mA), RS232 |
| Piston Material | Polyethylene (PE) |
| Plunger Tip | Sapphire |
| Housing Material | 316 Stainless Steel |
| Integrated Piston Wash System | Yes (20% methanol in deionized water) |
| Brand | Eldex |
|---|---|
| Origin | Imported |
| Model | 5913 / 5943 / 5946 |
| Maximum Operating Pressure | 6000 psi (413 bar) |
| Material Compatibility | PEEK, Polyethylene (PE), Sapphire, 316 Stainless Steel |
| Seal Type | High-Pressure Dynamic Piston Seal Assembly |
| Application | Precision Constant-Flow Liquid Delivery in HPLC, SFC, and Microfluidic Systems |
| Key | Brand: Eldex |
|---|---|
| Construction | 316 Stainless Steel Housing, PEEK or Polyethylene Pistons, Sapphire Plunger Tip |
| Flow Range | 0.002–40 mL/min (model-dependent) |
| Max Pressure | 6000 psi (414 bar) |
| Viscosity Handling | up to 500 cP |
| Temp. Limit | 120 °C |
| Repeatability | ±0.3% |
| Inlet/Outlet | 1/8" Swagelok (1HM/2HM), or 1/4"-28 × 1/16" ID (for 1/8" OD tubing) |
| Power | 100–230 VAC, 50/60 Hz, 80 W |
| Dimensions (W×H×D) | 10 × 23 × 24 cm |
| Weight | 5.3 kg (standard), 6.4 kg (pulse-damped models) |
| Control | Front-panel keypad + analog (0–5 V / 4–20 mA) + RS232 digital interface |
| Integrated Piston Flush System | Methanol/20% DI water solution |
| Brand | Eldex |
|---|---|
| Model | 1LM |
| Flow Rate | 0.002–2.5 mL/min (1LM), 0.02–40 mL/min (2HM) |
| Maximum Pressure | 414 bar (1LM), 103 bar (2HM) |
| Viscosity Range | Up to 500 cP |
| Temperature Range | Up to 120 °C |
| Repeatability | ±0.3% |
| Inlet/Outlet | 1/8" Swagelok (1HM, 2HM, 3HM) |
| Power Supply | 100–230 VAC, 50/60 Hz, 80 W |
| Dimensions (W×H×D) | 10 × 23 × 24 cm |
| Weight | 5.3 kg (standard), 6.4 kg (pulse-damped version) |
| Brand | Eldex |
|---|---|
| Model | Optos 1LM1HM |
| Flow Rate | 0.002–2.5 mL/min |
| Maximum Pressure | 6000 psi (414 bar) |
| Fluid Viscosity Range | up to 500 cP |
| Temperature Range | up to 120 °C |
| Flow Repeatability | ±0.3% |
| Inlet/Outlet | 1/8" Swagelok fittings |
| Power Supply | 100–230 VAC, 50/60 Hz, 80 W |
| Dimensions (W×H×D) | 10 × 23 × 24 cm |
| Weight | 5.3 kg (standard), 6.4 kg (pulse-damped version) |
| Construction | 316 stainless steel housing, PEEK or polyethylene piston, sapphire-tipped plunger sensor |
| Control Interface | Analog (0–5 V, 4–20 mA), RS232 serial command protocol |
| Integrated Piston Flush System | compatible with 20% deionized water in methanol |
| Brand | Elite |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | P2000+ |
| Flow Rate | 1–2000 mL/min |
| Maximum Pressure | 20 MPa |
| Accuracy | ≤±3% |
| Flow Stability (RSD) | ≤0.5% |
| Pressure Display Error | ±5% or ±0.5 MPa |
| Sealing Integrity | Pressure Drop ≤1.5 MPa over 10 min |
| Operating Temperature | 0–40 °C |
| Relative Humidity | ≤80% |
| Power Supply | AC 220 V ±10%, 50/60 Hz |
| Power Consumption | 800 W |
| Dimensions (L×W×H) | 350 × 600 × 230 mm |
| Brand | Elite |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | P500 |
| Flow Rate | 500 mL/min |
| Maximum Pressure | 20 MPa |
| Brand | LABA (Tianjin Lanbo) |
|---|---|
| Model | Pump II |
| Origin | USA |
| Type | High-Pressure, Precision Constant Flow Pump |
| Construction | Stainless Steel Fluid Path (PEEK fittings optional) |
| Control Interface | RS-232 |
| Remote Operation | Yes |
| Dual Check Valve Design | Yes |
| Automatic Pressure Protection | High/Low Pressure Cut-off |
| Self-Cleaning Pump Head | Yes |
| Quick-Drain Valve | Yes |
| LED Display | Yes |
| Seal Replacement | Tool-Free, Modular |
| Continuous Duty Rating | Yes |
| Chromatography-Compatible Flow Stability | Yes |
| Brand | LABA (Tianjin Lanbo) |
|---|---|
| Origin | USA |
| Model | SeriesIII |
| Flow Rate Range | 0.01–100 mL/min (typical for preparative constant-flow pumps) |
| Pressure Rating | Up to 400 bar |
| Power Supply | 100/110 V or 220 V, 50/60 Hz |
| Interface | RS-232 |
| Pump Head | Sapphire-plated plunger with auto-cleaning mechanism |
| Pulse Damping | Patented low-dead-volume pulse damping technology |
| Compliance | Designed for GLP/GMP-aligned laboratory environments |
| Brand | LongerPump |
|---|---|
| Origin | Hebei, China |
| Manufacturer Type | Direct Manufacturer |
| Model | WT3000-1JB |
| Flow Range | 85.7–2571.4 mL/min |
| Speed Range | 300–3000 rpm |
| Speed Resolution | 1 rpm |
| Max Particle Size Handling | ≤10 µm |
| Max Fluid Viscosity | ≤200 cSt |
| Control Inputs | 4–20 mA / 0.5–5 V / 1.0–10 V / 1.0–10 kHz (linear mapping to 300–3000 rpm, requires optional external control module) |
| Start/Stop Input | TTL-level signal |
| Communication Interface | RS485 |
| Power Supply | AC 220 V ±20% / 150 W or AC 110 V ±20% / 150 W (selectable) |
| Operating Temperature | 0–40 °C |
| Relative Humidity | <80% RH |
| Enclosure Rating | IP31 |
| Dimensions (L×W×H) | 290 × 207 × 180 mm |
| Weight | 5.1 kg |
| Pump Head Options | MG/MS204 (PEEK/PTFE), MG/MS209 (PEEK/PTFE), MG/MS213 (PEEK/PTFE) |
| Max Outlet Pressure | 0.8–1.4 MPa (model-dependent) |
| Fluid Temp Range | –45 to +120 °C (PEEK) |
| Display | 128×32 LCD |
| Protection | Automatic torque-limiting decoupling |
| Brand | Nippon Scientific |
|---|---|
| Origin | Japan |
| Model | SP-D-2502 |
| Flow Rate Range | 0.15–1.5 mL/min (50 Hz) / 0.18–1.8 mL/min (60 Hz) |
| Max Delivery Pressure | 10 MPa |
| Wetted Materials | SUS316, Sapphire, Ruby, Ceramics, PTFE |
| Dimensions | 250 × 190 × 126 mm (W×D×H) |
| Weight | 3.5 kg |
| Power Supply | AC 100 V, 50/60 Hz |
| Brand | Sanotac |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TS0530 |
| Flow Rate | 0.01–50.00 mL/min |
| Pressure Rating | ≤30 MPa |
| Temperature Control Range | Ambient to 100 °C |
| Temperature Accuracy | ±1 °C |
| Flow Accuracy | ±0.5% |
| Flow Precision (RSD) | ≤0.1% |
| Pressure Pulsation | ≤0.2 MPa |
| Wetted Materials | 316L stainless steel, ruby, PTFE, PEEK, ceramic |
| Communication | RS232/RS485, Modbus RTU, digital I/O |
| Display | 256×64 dot matrix backlit LCD |
| Power Supply | 85–264 VAC, 50 Hz |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | SSI BLS CLASS |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Maximum Pressure | 6,000 psi (5,000 psi with PEEK fluidic path) |
| Pulsation | ≤2% (at 1 mL/min, 1,000 psi, with pulse dampener) |
| Flow Accuracy | ±2% of full scale |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless steel, PEEK, optional titanium |
| Dimensions | 22.9 × 25.4 × 43.2 cm (H×W×D) |
| Weight | 13.6 kg |
| Power Supply | 100–240 VAC (±10%), 50–60 Hz |
| Control Interfaces | RS-232, Micro-USB, Analog (0–10 V / 4–20 mA), Run/Stop TTL |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | BLS CLASS |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Pressure Rating | 6,000 psi (stainless steel/PEEK fluid path), 5,000 psi (PEEK-only configuration) |
| Pulsation | ≤2% at 1 mL/min and 1,000 psi (with pulse dampener) |
| Flow Accuracy | <±2% of full scale (≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless steel, PEEK, optional titanium |
| Dimensions | 22.9 cm H × 25.4 cm W × 43.2 cm D |
| Weight | 13.6 kg |
| Power Input | 100–240 VAC ±10%, 50–60 Hz |
| Control Interfaces | RS-232, Micro-USB, analog (0–10 V / 4–20 mA), discrete Run/Stop |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | BLS Class |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Maximum Pressure | 6,000 psi (5,000 psi with PEEK fluidic path) |
| Pulsation | ≤2% at 1 mL/min & 1,000 psi (with pulse dampener) |
| Flow Accuracy | ±2% of full scale |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless steel, PEEK, optional titanium |
| Dimensions | 22.9 × 25.4 × 43.2 cm (H × W × D) |
| Weight | 13.6 kg |
| Power | 100–240 VAC ±10%, 50–60 Hz |
| Control Interfaces | RS-232, Micro-USB, analog (0–10 V / 4–20 mA), discrete Run/Stop |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | BLS010SFT1A |
| Flow Rate | 0.000–10.00 mL/min |
| Maximum Pressure | 6,000 psi (414 bar) |
| Pulsation | ≤2% at 1 mL/min & 1,000 psi (with dampener) |
| Flow Accuracy | ±2% of full scale (≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless steel, PEEK, optional titanium |
| Dimensions | 22.9 × 25.4 × 43.2 cm (H×W×D) |
| Weight | 13.6 kg |
| Power | 100–240 VAC, 50–60 Hz |
| Control Interfaces | RS-232, Micro-USB, Analog (0–10 V / 4–20 mA), Run/Stop I/O |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | HF |
| Flow Rate | 0.1–300 mL/min |
| Maximum Pressure (Constant Pressure Mode) | 10,000 psi |
| Maximum Pressure (Constant Flow Mode) | 8,500 psi |
| Flow Accuracy | ≤5% of set point (at ≥5 mL/min, 1,000 psi) |
| Flow Precision | ≤0.5% RSD |
| Pulsation | ≤±5.0% (at 150 mL/min, 3,000 psi) |
| Dimensions | 228 W × 356 H × 559 D mm |
| Weight | 22.7 kg |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | SSI LS CLASS |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Pressure Rating | 6,000 psi (414 bar) |
| Pulsation | ≤2% at 1 mL/min & 1,000 psi (5/10/40 mL heads) |
| Flow Accuracy | <2% (≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | 0.2% RSD |
| Pressure Accuracy | ±2% FS |
| Wetted Materials | Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H×W×D) |
| Weight | 6.9 kg |
| Power Supply | 100–240 VAC (±10%), 50–60 Hz |
| Control Interfaces | RS-232, Micro-USB, Run/Stop TTL, Analog (0–10 V, 4–20 mA) |
| Brand | SSI |
|---|---|
| Model | LS Class |
| Flow Rate | 10 mL/min |
| Maximum Pressure | 6,000 psi |
| Drive Type | Micro-stepping Motor |
| Pump Mechanism | Positive Displacement Single Piston |
| Pulsation | ≤2% (at 1 mL/min, 1,000 psi |
| Flow Accuracy | <2% (for 0.20–0.80 mL/min at 1,000 psi, 20% IPA/water |
| Flow Precision | 0.2% RSD |
| Fluid Path Materials | Stainless Steel, PEEK, optional Titanium, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 cm H × 17.8 cm W × 40.6 cm D |
| Weight | 6.9 kg |
| Power Supply | 100–240 VAC ±10%, 50–60 Hz |
| Control Interfaces | RS-232, Micro USB 2.0, Analog (0–10 V / 4–20 mA), Front Panel Keypad, Run/Stop |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | LS CLASS |
| Flow Rate | 10 mL/min |
| Maximum Pressure | 6,000 psi |
| Flow Accuracy | <2% (at ≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Pulsation | ≤2% (1 mL/min, 1,000 psi, with pulse dampener) |
| Flow Precision | 0.2% RSD |
| Fluid Path Materials | Stainless Steel, PEEK, optional Titanium, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 cm H × 17.8 cm W × 40.6 cm D |
| Weight | 6.9 kg |
| Power Supply | 100–240 VAC ±10%, 50–60 Hz |
| Control Interfaces | RS-232, Micro USB 2.0, Analog (0–10 V / 4–20 mA), Front Panel Keypad |
| Brand | SSI |
|---|---|
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Pressure Rating | 6,000 psi (stainless steel path), 5,000 psi (PEEK path) |
| Pulse Dampening | ≤2% at 1 mL/min & 1,000 psi |
| Flow Accuracy | <2% deviation (≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | 0.2% RSD |
| Fluid Path Materials | Stainless Steel, PEEK, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H×W×D) |
| Weight | 6.9 kg |
| Power | 100–240 VAC ±10%, 50–60 Hz |
| Control Interface | Micro-USB, front-panel keypad with Run/Stop, integrated prime/purge valve, outlet filter, drip tray |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Model | LL010SFP1A |
| Flow Rate | 0.00–10.00 mL/min (up to 6,000 psi |
| Pressure Rating | 6,000 psi |
| Flow Accuracy | <2% deviation (at ≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | ≤0.2% RSD |
| Pulsation | ≤2% (at 1 mL/min, 1,000 psi) |
| Fluid Path Materials | Stainless Steel, PEEK, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H×W×D) |
| Weight | 6.9 kg |
| Power Input | 100–240 VAC ±10%, 50–60 Hz |
| Control Interface | Micro-USB, front-panel keypad with Run/Stop, integrated prime/purge valve, outlet filter, drip tray |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | LS LITE |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Maximum Pressure | 6,000 psi (414 bar) |
| Pulse Dampening | ≤2% at 1 mL/min & 1,000 psi |
| Flow Accuracy | <2% deviation (≥0.20 mL/min, 20% IPA/water, 1,000 psi) |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless Steel, PEEK, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H×W×D) |
| Weight | 6.9 kg |
| Power Input | 100–240 VAC ±10%, 50–60 Hz |
| Communication Interface | Micro-USB |
| Control | Front-panel keypad with Run/Stop, integrated prime/purge valve, outlet filter, drip tray |
| Brand | SSI |
|---|---|
| Model | LS Lite |
| Flow Rate | 0.000–10.00 mL/min (up to 6,000 psi) |
| Pressure Rating | 6,000 psi (stainless steel fluid path), 5,000 psi (PEEK fluid path) |
| Pulsation | ≤2% at 1 mL/min and 1,000 psi |
| Flow Accuracy | <2% deviation (measured with 20% isopropanol/water at 1,000 psi) |
| Flow Precision | ≤0.2% RSD |
| Fluid Path Materials | Stainless Steel, PEEK, Sapphire, Ruby, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H × W × D) |
| Weight | 6.9 kg |
| Power Input | 100–240 VAC ±10%, 50–60 Hz |
| Control Interface | Micro-USB, front-panel keypad with Run/Stop functionality |
| Standard Features | Integrated pulse dampener (low dead volume), prime/purge valve, outlet filter, drip tray |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | LS010SFT1A |
| Flow Rate | 0.00–10.00 mL/min |
| Maximum Pressure | 6,000 psi (414 bar) |
| Flow Accuracy | <2% at ≥0.20 mL/min (20% IPA/water, 1,000 psi) |
| Flow Precision | 0.2% RSD |
| Pulsation | ≤2% (1 mL/min, 1,000 psi, with pulse dampener) |
| Pressure Accuracy | ±2% FS |
| Fluid Path Materials | Stainless Steel, PEEK, optional Titanium, Sapphire, UHMWPE, PTFE |
| Dimensions | 16.5 × 17.8 × 40.6 cm (H × W × D) |
| Weight | 6.9 kg |
| Power Input | 100–240 VAC ±10%, 50–60 Hz |
| Control Interfaces | RS-232, Micro USB 2.0, Analog (0–10 V / 4–20 mA), Front Panel Keypad, Run/Stop Toggle |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | SFC-24 |
| Flow Rate | 0.01–24.0 mL/min |
| Maximum Pressure | 10,000 psi |
| Pressure Accuracy | ±2% of full scale |
| Flow Accuracy | ±5% (gas-volume-based liquid flow calculation) |
| Cooling System | Integrated Peltier thermoelectric module |
| Pump Head Material | Anodized aluminum |
| Fluid Path | 316 stainless steel |
| Pressure Sensor | Built-in electronic transducer |
| Control Interface | Front-panel keypad with LED display |
| Communication | RS-232 |
| Dimensions (H×W×D) | 146 × 283 × 537 mm |
| Weight | 16 kg |
| Brand | SSI |
|---|---|
| Origin | USA |
| Model | ReaXus Series |
| Flow Rate | 0.1–300 mL/min |
| Maximum Pressure | 10–25,000 psi |
| Fluid Path Materials | Stainless Steel, PEEK, Hastelloy C-276 (model-dependent) |
| Drive Type | Positive Displacement with Eccentric Cam or Servo-Motor Actuation |
| Control Interface | Front-panel keypad, RS-232, USB |
| Compliance | Designed for GLP/GMP environments |
| Maintenance | Zero calibration requirement |
| Brand | SSI |
|---|---|
| Model | Series II |
| Flow Rate | 0.001–5 mL/min, 0.01–10 mL/min, or 0.1–40 mL/min (selectable ranges) |
| Maximum Pressure | 6000 psi (316 stainless steel), 5000 psi (PEEK), 1500 psi (low-pressure configuration) |
| Accuracy | ±2% |
| Flow Precision | ≤0.2% RSD |
| Pulse Damping | Integrated low-dead-volume pulsation damper |
| Auto-Cleaning System | On-column solvent-assisted seal flush with weekly aqueous solution replenishment |
| Seal Replacement | Tool-free, completed in <5 minutes |
| Flow Path Materials | Optional 316 stainless steel or PEEK (biocompatible) |
| Remote Control Interface | Analog voltage input, frequency input, RS232 digital communication |
| Dimensions | 140 H × 254 W × 432 D mm |
| Weight | 11 kg |
| Power Supply | 115 V / 230 V, 50 / 60 Hz |
| Brand | SSI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | Series II |
| Flow Ranges | 0.001–5 mL/min, 0.01–10 mL/min, or 0.1–40 mL/min |
| Maximum Pressure | 6000 psi (316 SS), 5000 psi (PEEK), 1500 psi (low-pressure configuration) |
| Accuracy | ±2% |
| Flow Precision | ≤0.2% RSD |
| Integrated Components | Pulse Dampener (low-dead-volume), Online Auto-Cleaning System, Internal Bypass Valve, RS232 Digital Interface |
| Fluid Path Materials | Selectable 316 Stainless Steel or PEEK (biocompatible) |
| Power Supply | 115 V / 230 V, 50 / 60 Hz |
| Dimensions | 140 H × 254 W × 432 D mm |
| Weight | 11 kg |