Reviews Negative Pressure Fan

GDSTIME 2 Pack 80mm x 80mm x 25mm 12V DC Brushless Cooling Fan

  • 【Wide Application】These 80mm fans are designed for projects that requires cooling or ventilation.
  • Can be used to ventilate a small space, popular uses include greenhouse, chicken coops, small kiln, arcade cabinet, 3″ radon vent pipe and more..
  • 【Direct Replacement】or as a perfect replacement fan for noisy or broken 80 mm 12volt fans in power supply, inverters, rv fridges, car amplifiers, solar battery box, LED heatsinks, RV cabinet, electronic box, etc..
  • 【Bruhless Motor】This is a brushless dc fan that comes with Hydraulic Bearing runs up to 40,000hrs.
  • The fan can be used as Both Intake or Exhaust fan to pushes a decent amount of air for your electronics and mechanical components.
  • 【Easy to Install】It is a 2 pin fan with 11.8 inches enough long power cable.
  • Red wire: Positive (+) & Black wire: Negative (-).
  • You can easily exchange the wires if their position is different from your old fan.
  • 【Fan Specs】80 x 80 x 25 mm ( 3.15 x 3.15 x 0.98 in. ) | Rated Voltage: 12V DC | Rated Current: 0.2A | Power: 2.1W | Static Pressure: 0.31 In H2O | Airflow: 43.6 CFM | Noise: 31 dBA | Speed: 2800 RPM.
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WOWOHI Portable Suction Machine 1000ML Portable Suctionhelp Device for Elderly Adult Child

  • 【Premium Electric Oil-free Compression Pump】Traditional manual suction pumps have low suction power and are difficult to use. Our portable suction....
  • 【Easy Operation】One-button start, strong suction, stable negative pressure, and free adjustment of pressure. Caregivers, family members, and the....
  • 【High Negative Pressure】Peak negative pressure value ≥0.070MPa, suction is faster and cleaner, and the pressure can be adjusted freely according....
  • 【Humanized Design】The switch, pressure gauge, adjustment knob and scale lines are located in the same direction for easy operation and....
  • 【Parameters】Dimensions: 7.7" x 9.3" x 9.6"/196 x 235 x 243mm.
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TerraBloom ECMF-315, Quiet 12' (313mm OD) Inline Duct Fan with 0-100% Variable Speed Controller, Air Tight Metal Casing, Energy Efficient EC Motor.

  • TerraBloom EC duct fans are used in indoor grow facilities and vertical farms, heating and cooling transfer, commercial drying and air filtration applications. Our inline blowers can also create negative pressure environments, simulate wind, exhaust odors and smoke as well as intake fresh air from outdoors.
  • Built with cutting edge brushless EC Motor and dual jet type blades, this blower delivers 1662 CFM airflow rate using 260 Watts at max speed. It translates into only $660 annual cost of 24/7 operation at max speed using $0.29 average cost per KWH. Our fans don’t “purge” or waste electricity at lower speeds..
  • Our EC fan gives you a unique flexibility of controls – choose any speed from 0 to 100% using 2 (digital and analog) included speed controller without creating background noise or hum at low speeds. Or choose to upgrade to a wireless remote control (Model: ECMF-WR) or intelligent thermostat speed controller with temperature programming (Model: SC-ECMF). This fan supports 3d party PWM and 0-10V controllers via 3.5mm TRRS port.
  • Coated steel housing resists rust, protects motor and blades from accidental damage and harsh elements to reduce maintenance in demanding applications. This fan has IP64 ingress protection rating.
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DNM Mountain Bike Air Rear Shock with Lockout 190mm

  • ...justment Knob +direction Rotation Increase Damper (Slow),- Direction Rotation, Decrease Damper (Fast). Compression Adjuster + Direction Rotation Lock-out,- Direction Rotation Open Up.main Air Chamber Supply Air Pressure According To Pressure Meter.
  • Weight 120 lbs - Main air chamber 90 Psi, Negative air chamber 50 Psi.Weight 140 lbs - Main air chamber 105 Psi, Negative air chamber 50 Psi.Weight 160 lbs - Main air chamber 120 Psi, Negative air chamber 55 Psi.Weight 180 lbs - Main air chamber 135 Psi, Negative air chamber 65 Psi.Weight 200 lbs - Main air chamber 150 Psi, Negative air chamber 70 Psi.Weight 220 lbs - Main air chamber 165 Psi, Negative air chamber 75 Psi..
  • DNM QUALITY: ORDER NOW, WORRY FREE! Made in Taiwan We're So Confident About Our Product Quality That If You Have Any Product Issues, We’re Very Happy To Either Provide A Refund Or A Replacement On Your Purchase! We’re Also Here To Support You If You Have Any Questions Or Queries, Please Get In Touch And We’ll Gladly Help..
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Titan- 12V/ 24V DC 90mm Multi-Function Rack Mounted Double Refrigerator Side Vent Fan with Speed Controller for RV, Motorhome, Caravan- TTC-SC09TZ(A)

  • WIDELY COOLING APPLICATION- Great for refrigerator vent fan in your camper van, camper truck, caravan, motorhome, and ventilation cabinet fan in home theater cabinet, audio cabinet, ventilation cabinet, network closet, etc..
  • FLEXIBLE RACK MOUNT SET DESIGN – Accept to install on any places you want to enhance ventilation and cool down temperature for your application..
  • POWERFUL SPEED CONTROLLER- With high value aluminum speed controller, it can switch auto control with temperature sensor or manual speed control depending your need..
  • SILENT OPERATION FAN – Take TITAN professional 9-blades kukri silent fan, this fridge vent fan or multi-purpose fan provides you the quietest operation experience ever without any disturbing..
  • WARNING: Do not attempt to revise polarity to change the airflow direction. It would not revise the airflow direction. It will only cause permanent damage to the fan controller. The airflow would blow out from the cross grille side of the fan. Please connect the cable to the same polarity (positive to positive/ negative to negative).
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TerraBloom ECMF-250, Quiet 10 Inch Inline Duct Fan with 0-100% Variable Speed Controller, ETL, Energy Star and HVI Certified. Metal Case, Energy Efficient EC Motor. Heating, Cooling, Booster, Exhaust, Filtration Applications

  • TerraBloom EC duct fans are used in indoor grow facilities and vertical farms, heating and cooling transfer, commercial drying and air filtration applications. Our inline blowers can also create negative pressure environments, simulate wind, exhaust odors and smoke as well as intake fresh air from outdoors.
  • Built with cutting edge brushless EC Motor and dual jet type blades, this blower delivers 946 CFM airflow rate using just 126 Watts at max speed. It translates into only $380 annual cost of 24/7 operation at max speed using $0.29 average cost per KWH. Our fans don’t “purge” or waste electricity at lower speeds. ECMF-250 is HVI Certified and meets the ENERGY STAR Most Efficient 2021 Criteria..
  • Our EC fan gives you a unique flexibility of controls – choose any speed from 0 to 100% using the included variable speed controller without creating background noise or hum at low speeds. Or choose to upgrade to a wireless remote control (Model: ECMF-WR) or intelligent thermostat speed controller with temperature programming (Model: SC-ECMF). This fan also supports PWM and 0-10V controllers via 3.5mm audio port.
  • Coated steel housing resists rust, protects motor and blades from accidental damage and harsh elements to reduce maintenance in demanding appli....
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DNM Damping 2 System MTB Mountain Bike Air Rear Suspension Shock Absorber Rebound/Air Pressure Adjustable AL 6061 Shock Body 165mm (6.5\) x 38mm

  • ...ebound Adjustment Knob +direction Rotation Increase Damper (Slow),- Direction Rotation, Decrease Damper (Fast). Compression Adjuster + Direction Rotation,- Direction Rotation Open Up.main Air Chamber Supply Air Pressure According To Pressure Meter.
  • Weight 120 lbs - Main air chamber 90 Psi, Negative air chamber 50 Psi.Weight 140 lbs - Main air chamber 105 Psi, Negative air chamber 50 Psi.Weight 160 lbs - Main air chamber 120 Psi, Negative air chamber 55 Psi.Weight 180 lbs - Main air chamber 135 Psi, Negative air chamber 65 Psi.Weight 200 lbs - Main air chamber 150 Psi, Negative air chamber 70 Psi.Weight 220 lbs - Main air chamber 165 Psi, Negative air chamber 75 Psi..
  • DNM QUALITY: ORDER NOW, WORRY FREE! Made in Taiwan We're So Confident About Our Product Quality That If You Have Any Product Issues, We’re Very Happy To Either Provide A Refund Or A Replacement On Your Purchase! We’re Also Here To Support You If You Have Any Questions Or Queries, Please Get In Touch And We’ll Gladly Help..
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Kobe Mentality [Explicit]

  • ❥Inspirational gift for basketball lover:❥ your boy, son, grandson, brother, cousin, nephew, husband, father, or your boyfriend, best friends, coworker, any men basketball player.
  • someone who’re struggling with negative, pressure, and challenge, male or female..
  • ❥Motivational Kobe quote engraved:❥Everything negative-pressure，challenges-is all an opportunity for me to rise. Besides birthday, Christmas, can also be given on Valentine’s Day, thanksgiving, New Year, family gethering or just because..
  • ❥Challenges can make you:❥Anytime when someone meets something negative, pressure, challenge, it’s a small keepsake to remind that they come to us to make us better, not bitter. May Kobe’s quote inspire you to grow to be the best that you can possibly be. Never give up!.
  • ❥All an opportunity to rise:❥When life deals us a tough hand, it's natural to get frustrated and wallow in self pity. Unfortunately, that's not very productive, so Kobe suggested his way: all as an opportunity to rise!.
  • ❥Top fineness of the stainless steel❥: hypo-allergenic, resistant to atmospheric, steam and water corrosion, no stain, no rust. Made by premium process, no distortion, no deformation..
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DNM Damping 3 System Mountain Bike Air Rear Shock Rebound/Lock Out/Air Pressure Adjustable AL 7005 Shark/AL 6061 Shock Body 165mm (6.5\) x 35mm

  • ...justment Knob +direction Rotation Increase Damper (Slow),- Direction Rotation, Decrease Damper (Fast). Compression Adjuster + Direction Rotation Lock-out,- Direction Rotation Open Up.main Air Chamber Supply Air Pressure According To Pressure Meter.
  • Weight 120 lbs - Main air chamber 90 Psi, Negative air chamber 50 Psi.Weight 140 lbs - Main air chamber 105 Psi, Negative air chamber 50 Psi.Weight 160 lbs - Main air chamber 120 Psi, Negative air chamber 55 Psi.Weight 180 lbs - Main air chamber 135 Psi, Negative air chamber 65 Psi.Weight 200 lbs - Main air chamber 150 Psi, Negative air chamber 70 Psi.Weight 220 lbs - Main air chamber 165 Psi, Negative air chamber 75 Psi..
  • DNM QUALITY: ORDER NOW, WORRY FREE! Made in Taiwan We're So Confident About Our Product Quality That If You Have Any Product Issues, We’re Very Happy To Either Provide A Refund Or A Replacement On Your Purchase! We’re Also Here To Support You If You Have Any Questions Or Queries, Please Get In Touch And We’ll Gladly Help..
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DNM Damping 3 System Mountain Bike Air Rear Shock Rebound/Lock Out/Air Pressure Adjustable AL 7005 Shark/AL 6061 Shock Body 200mm (7.87") x 55mm

  • ...amper (Slow),- Direction Rotation, Decrease Damper (Fast). Compression Adjuster + Direction Rotation Lock-out,- Direction Rotation Open Up.main Air Chamber Supply Air Pressure According To Pressure Meter.
  • Weight 120 lbs - Main air chamber 90 Psi, Negative air chamber 50 Psi.Weight 140 lbs - Main air chamber 105 Psi, Negative air chamber 50 Psi.Weight 160 lbs - Main air chamber 120 Psi, Negative air chamber 55 Psi.Weight 180 lbs - Main air chamber 135 Psi, Negative air chamber 65 Psi.Weight 200 lbs - Main air chamber 150 Psi, Negative air chamber 70 Psi.Weight 220 lbs - Main air chamber 165 Psi, Negative air chamber 75 Psi..
  • DNM QUALITY: ORDER NOW, WORRY FREE! Made in Taiwan We're So Confident About Our Product Quality That If You Have Any Product Issues, We’re Very Happy To Either Provide A Refund Or A Replacement On Your Purchase! We’re Also Here To Support You If You Have Any Questions Or Queries, Please Get In Touch And We’ll Gladly Help..
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GDSTIME 2-Pack 50mm x 15mm Blower Fan 12V 5015 Dual Ball Bearing DC Brushless Cooling Turbo Fan 2 Pin 39 inch Cable for 3D Printer Accessory

  • 【WIDELY USED】50mm brushless dc blower fan.
  • used in 3D printers, humidifier, humidor, aromatherapy, heaters, small PC and other small appliances series repair replacement.
  • 【ENOUGH LONG】 3.28ft (100cm) 2-wire terminated with XH2.54-2Pin connector for power supply.
  • meet connection needs (Red wire : positve, Black: negative).
  • 【HIGH SPEED】 Dual-ball bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright.
  • 【EASY TO INSTALL】 Blower Size: 50mm L x 50mm W x15mm H, Air Intake Size: 32.5mm, Air Outlet Size: 19.5x15mm, Mounting Spacing : 2.24 in.
  • 【5015 BLOWER】Rated Voltage: 12V DC | Current: 0.1Amp | Power: 1.5 Watt | Airflow: 5.36 CFM | Static Pressure: 1.21 In H2O | Fan Speed: 6000RPM.
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Michael Jackson's Journey from Motown to off the Wall

  • ❥Inspirational gift for basketball lover:❥ your boy, son, grandson, brother, cousin, nephew, husband, father, or your boyfriend, best friends, coworker, any men basketball player.
  • someone who’re struggling with negative, pressure, and challenge, male or female..
  • ❥Motivational Kobe quote engraved:❥Everything negative-pressure，challenges-is all an opportunity for me to rise. Besides birthday, Christmas, can also be given on Valentine’s Day, thanksgiving, New Year, family gethering or just because..
  • ❥Challenges can make you:❥Anytime when someone meets something negative, pressure, challenge, it’s a small keepsake to remind that they come to us to make us better, not bitter. May Kobe’s quote inspire you to grow to be the best that you can possibly be. Never give up!.
  • ❥All an opportunity to rise:❥When life deals us a tough hand, it's natural to get frustrated and wallow in self pity. Unfortunately, that's not very productive, so Kobe suggested his way: all as an opportunity to rise!.
  • ❥Top fineness of the stainless steel❥: hypo-allergenic, resistant to atmospheric, steam and water corrosion, no stain, no rust. Made by premium process, no distortion, no deformation..
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car air fan cooling air fan 12 volt fan Powerful Adjustable Speed Car Fans Electric Rotatable Windshield Cooling Fans with Suction Cup Summer wind Fan Air Circulator for Van SUV RV Boat Auto 6.5"

  • 【ADVANTAGE】Upgraded suction cup can grab more stable,Anions remove odor,6.5 inches big fan provides strong wind,adjustable wind speed,manual rotatable head,less energy consumption and so on..
  • 【ADJUSTABLE WIND SPEED &MULTI-ANGLE】Breeze or strong wind depends on you.The person in the back seat of cars can also enjoy the coolness brought by the 12 v fan.Rotate the car fan’s head to chose the wind direction..
  • 【NEGATIVE IONS】Just flip the button,then the fan will release negative ions which help to remove the odor and dust..
  • 【EASY TO INSTALL SUCTION CUP】Supplied with a strong upgraded suction cup,this fan can be installed and tear down easily. It can be installed on windshield,tile wall,desk and any other smooth surface..
  • 【HIGH QUALITY&WONDERFUL USER BOOK】Durable suction cup and support frame,upgrade air blade design,providing stronger wind but consume less than other air fan..
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