Reviews Bar Negative Head Pump

OhhGo 12V 300mA D2 2 * 4 Dosing Pump Peristaltic Head for Lab Chemical Water

  • 【stainless steel screws】All the screws are stainless steel material, rust corrosion resistance..
  • 【flow direction 】The direction of flow of the peristaltic pump depends on the connection way of positive and negative..
  • 【easy clean & maintain】The pump head designed for easy disassembly, easy to clean and maintain..
  • 【quiet and durable】Ball bearings of this vacuum pump in the wheel frame, silent, long life time..
  • 【wide applications】This vacuum pump is suitable for aquarium, chemicals, liquids and other dosing additives..
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Peristaltic Pump Self‑Priming Lab Dosing Pump Large Flow Aquarium Drip Metering Pump Stainless Steel DC Motor Pump(24v)

  • 【Low Noise】The wheel frame has ball bearings, quiet and long service life,with transparent PC removable pump head.
  • 【Replaceable Tube Head】the experimental liquid distribution pump adopts the design screw clasp,detachable while keeping the conveying stable, which is convenient to replace the hose.
  • 【Quantitative Delivery】The Quantitative Delivery Pump with imported peristaltic pump tube,which is resistant to corrosion acids and alkalis, and equipped with constant speed DC gear motor.
  • 【Scope of Application】These small metering pumps have self-priming function and can be widely used in Lab Analytical, analytical testing instruments, ink delivery, ice cream extraction, beverage machine pumps, kitchen equipment warewashing equipment, laundry equipment.
  • 【Specification】DC Motor Voltage: 12V / 24V (optional)--DC Motor Vurrent: 0.5-1.4A--Medium Flow: Flow direction of the pump depends on the positive and negative connections--Flow Range: 0-400ml/min--Pipe: Approx. 6.4 x 9.6mm / 0.3 x 0.4in (Inner Diameter x Outer Diameter)--Roller Type: Ball bearing.
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AGPTEK Electric Air Pump Bundle with Rechargeable SUP Air Pump

  • ...e included, making it possible for indoor and outdoor use. ( NOTE: This air pump is NOT rechargeable and DO NOT FOR BALLOONS!!!!!! ).
  • Easy to Use -- The inflatable mattress pump is compatible with 12V DC and 110 -120V AC power supply. To inflatable, just put the inflatable head at the filling hold, then press the switch. To deflate, you should put the inflatable head in the vent hole, then press the switch to deflate. Our electric air mattress pumps are simple to operate..
  • 0-16 PSI SETTING: The pressure unit can be selected among PSI/Bar. The air pressure setting is adjustable, so the pressure unit can be ranged from 0-16 PSI (the highest point is 1.10 Bar). You can set the target liquid in a certain level in case of emergency like supersaturation..
  • CHARGE MODE: This type of electric high pressure air pump possesses of a built-in 6000mAh-type lithium-ion battery. The volt of electricity is 12V. The pump can be directly powered by cigarette lighter or wall plug adapter. In this way, you can use it wherever you like..
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12V High Flow Peristaltic Liquid Pump Vacuum Pump Strong Suction Self Priming Peristaltic Pump for Aquarium Lab Analytical

  • Ball bearings in the wheel frame, silent, long life time..
  • Stainless steel screws, rust corrosion resistance..
  • The pump head designed for easy disassembly, easy to clean and maintain..
  • The direction of flow of the peristaltic pump depends on the connection way of positive and negative..
  • Suitable for aquarium, chemicals, liquids and other dosing additives.
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LABFENG 1000mL Portable Suction Machine, One Button Simple Operation Home Section, Suitable for The Elderly Adult Child

  • High negative pressure and low noise: ≥0.07MPa negative pressure setting, the pressure can be adjusted freely according to the usage scene, the noise when the machine is running is ≤65dB, which is equivalent to the sound produced by indoor conversation..
  • Simple operation: one-button operation, one-button easy opening, manual adjustment of negative pressure, bid farewell to traditional cumbersome operations, caregivers and the elderly can easily get started.
  • Silicone tube, greatly reduce your discomfort during the suction process, one-time sterile sealed packaging, refuse to reuse.
  • Electric pump machine: Compared with traditional hand pressure and foot operation, the negative pressure is difficult to control. This equipment adopts electric pump machine to attract, the negative pressure is stable, and the pressure can be adjusted freely, so that the elderly in your home can also operate by themselves..
  • Oil-free compression pump, no oil mist pollution, more assured to use. Pure copper wire motor, strong power, stable and durable..
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ANCHEER Ergonomic Stationary Electric Bike E Bike Portable Pump Easy to Carry,Includes Needle to inflate Sports Balls for Volleyball, Football, Soccer, and Basketbal

  • Universal double pump head for FV / AV / DV.
  • Wide base provides stability when inflating..
  • Durable and stable --- Inner and outer tubes are made of high-strength aluminum alloy, which is more wear-resistant and has a smooth surface.And the rubber tube of the portable air pump is detachable, frost-proof and high temperature resistance..
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SEAFLO Non Automatic Bilge Pumps for Boats 2000 GPH 12V Boat Marine Plumbing Electric

  • Automatic mode connection :Contect black wire to negative,Contect brown white wire to positive,,brown no wiring.Non-Automatic mode connection :Contect black wire to negative,Contect brown wire to positive,,brown white no wiring..
  • Outlet Diameter: 29mm/ 0.95 Inch (1-1/8").
  • Built-in float switch! (No separate float switch is needed).
  • Equipped with built in electronic controlled reed sensor system for easy fully automatic operation.
  • No power use until pump is activated by internal float switch (when water level rises).
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HASBEEN Bike Pump Portable Mini Hand Air Tire Pump for Road Mountain Bicycle Wheel and Inflatables Ball Fits Presta & Schrader Valve 160psi 12inch

  • 【LIGHTWEIGHT AND PORTABLE DESIGN】- The HASBEEN Bike Tire Pump comes with an on-bike mount including frame mounting bracket and hardware. With a....
  • 【NO AIR LEAKS & ALUMINUM ALLOY CONSTRUCTION】- The secure locking lever on the head of Bicycle Tire Pump made out of aluminum, which is durable and....
  • 【TWIN-VALVE HEAD & FASTER PUMPING】- Clever twin-valve head fits either Presta or Schrader valves via a quick swap. High pressure 160psi / 11bar....
  • 【ADDITIONAL NEEDLES & GLUELESS PUNCTURE REPAIR KIT 】- Bike Tire Pump includes sports balls and inflatables needles for soccer ball, yoga ball,....
  • 【HASBEEN FRIENDLY SERVICE】 - HASBEEN friendly service the quality, performance and fit of the Portable Mini Bicycles Pump. If you are not....
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JENENSERIES Solar Pump 270W DC 24V Solar Water Pumps, Max head 262ft,7.9GPM Flow，3 inch Solar deep well submersible Pumps with built-in controller float switch kits for pumping，farm

  • [Specification]: JENENSERIES Solar Water Pump 24V DC，3 Inch Dia,9.8ft extension cable, Max head 120m,1.8m³/h Flow, PV open circuit voltage 21-50V with MPPT controller..
  • [Built-in controller]: The new solar water pump uses a built-in controller. It can work by directly connecting the positive and negative poles of the solar panel or battery. The connection is very convenient, which reduces the wiring time and money. It is convenient to carry and can be used at any time..
  • [Intelligent Water Shortage Sensers]: This solar water pump has an intelligent water shortage sensor, so it has an intelligent water shortage protection function. When there is no water in the well, the pump will automatically stop working..
  • [Pump Motor]:The solar pump use NSK bearing with permanent magnet brushless synchronous motor. So the pump has sufficient power and high efficiency..
  • [Widely used]: This is a screw pump, which greatly accelerates the pumping speed. The pump body is made of 304 stainless steel, which can meet your high lift requirements, and is suitable for agriculture, irrigation, fountains and other scenarios..
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AguaStella ASF026BG Built in Soap Dispenser Brushed Gold for Kitchen Sink with Soap Bottle Countertop Pump

  • Stylish & Durable: Looks simple and sleek, the brushed gold soap dispenser fits modern kitchen or bar.
  • Made with solid brass and durable PE plastic, the corrosion resistant brushed gold finish doesn’t rust nor discolor, built to last.
  • Multifunction: The brushed gold soap dispenser is suitable for dish soap, hand soap, hand lotion, and liquid detergent in kitchen and bar.
  • User Friendly: Refill from Top: Pull out the pump head on the countertop, then refill.
  • 3-1/2 inches nozzle is long enough the reach the sink.
  • 360 degrees rotated pump head for hand washing at any angle.
  • Easy to Install & Easy to Clean: All mounting parts and soap bottle are included, you can install the soap dispenser easily within 10 minutes.
  • Just wipe down the brushed gold soap dispenser by rag with warm and soapy water, it will look brand new again.
  • Suggested Combination: Simple and sleek brushed gold bar faucet is a perfect match with this soap dispenser, find it by searching AS59BG or AS1010BG.
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AIRTAK Bilge Pump for Boat DC12V 1500GPH Small Bilge Pump 12 Volt Electric Water Pump Low Noise with The Switch

  • Automatic mode connection :Contect black wire to negative,Contect brown white wire to positive,,brown no wiring.Non-Automatic mode connection :Contect black wire to negative,Contect brown wire to positive,,brown white no wiring..
  • Equipped with built in electronic controlled reed sensor system for easy fully automatic operation.
  • No power use until pump is activated by internal float switch (when water level rises).
  • Built-in float switch! (No separate float switch is needed).
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WOWOHI 24V Submersible Solar Water Pump, 260W 5.3GPM 150FT Head Stainless Steel Deep Well Pump Irrigation Pump for Garden Agricultural Farm Ranch

  • 【Premium Material】High-quality stainless steel body, high resistance to rust and corrosion, long service time. Pure copper motor, large flow, strong power, low noise. Our pump can work under water for a long time with special motor cooling technology.
  • 【More Choice of Power】Our solar water pump can work with the solar panel from 100W to 400W, and can also be charged by 24V battery pack, such as tractor batteries, lawn mower batteries, and car batteries.
  • 【Easy Installation】Just connect the positive and negative poles of the water pump to the battery or solar panel or solar charge controller to run. A small hole is reserved above the water pump to connect the rope. Attention: do not run pump dry.
  • 【Wide Application】Our solar water pump offers a solution to your remote water needs. It solved the water shortage problems of area without electricity. Ideal for remote watering needs without electric power, like garden, farm irrigation and tank filling etc. Suitable for extraction from the deep wells for groundwater, rivers, reservoirs, canals and other water lifting works.
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Nalge Nunc Polypropylene Vacuum Pump Aspirator, NALGENE 6140-0010 Aspirator Vacuum Pump PP/PE,

  • HLVP8 single-head high-precision series diaphragm air pump. Series connection flow ≥ 360L/H.
  • Parallel connection flow ≥ 480L/H, the service life of brush motor is 2000H, and the service life of brushless motor is 6000H..
  • Parallel negative pressure≥-0.072Mpa, series negative pressure≥-0.088Mpa, positive pressure≥0.1Mpa, noise≤68db..
  • Using EPDM high-quality diaphragm, it has good resistance to chemicals such as alcohol, acid, alkali, oxidizer, ketone and grease, and poor oil resistance. Good tolerance, dry running, durable, maintenance-free..
  • Principle: HLVP8 series of miniature diaphragm pumps are simply designed according to the principle of positive displacement pumps. By controlling the inlet and outlet of the diaphragm, a power drive is formed and the transmission mechanism pushes the piston to reciprocate, and the intake pressure pushes the diaphragm back and forth to do work to suck and discharge gas..
  • Application areas: transmission of gas, inflation, gas analysis, laboratory equipment, fixed objects, household DIY, etc..
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