NOISE - 4563 Anuncios

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</span> Working current ≤2...

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-238 Pocket Body Worn Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥50dB/51.5 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation ≤4mA Operation current/mA 6.9 Current...

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

JH-233 Body Worn Pocket Ear Sound Amplifier / Body Level Hearing Aid - Specification of JH-233 Body Worn Pocket Ear Sound Amplifier Hearing Aid - Max Sound Output 131 ± 5dB Voltage 1.5V Sound Gain ≥55dB/58.9 Battery size AA Total Harmonic ≤5% Battery capacity/Mah ...

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-158 BTE Style Ear Amplifier Cheap Hearing Aids - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

JH-129 BTE FM Bluetooth Earphone Appearance Ear Zoom Hearing Aid / Hearing Amplifier - Specification of JH-129 BTE FM Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total...

Viernes 16 agosto 2019

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-116 Personal Sound Amplifier Behind The Ear Hearing Aid - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current...

Sábado 10 agosto 2019

Cantidad : At least o - Precio : 50-150000 USD

1.5T AC ELECTRIC REACH TRUCK - STAND-UP TYPE 1.5T reach truck-stand-up type, flexible, compact in appearance，no emissions，low noise，working in narrow field, suitable for tobacco, textile, food, supermarket and other industries; Due to the stand-up driving, good vision, particularly...

Miércoles 07 agosto 2019

Embedded automatic road blocker equipment is mainly composed of the roadblock machines, hydraulic transmission stations, electric control parts, totally three parts. 1. Road blocker machine The road blocker machine is mainly composed of turn swivel or lifting body, the housing base(anti...)

Jueves 01 agosto 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Martes 30 julio 2019

Increasing the rate of filtration through the force on the solution over gravity, vacuum filtration is an operation of evacuating the air below the filter paper to maintain the pressure differential across the filter medium. It is widely applied in the laboratory for various tests...

Viernes 26 julio 2019

Thenow residential ceiling mounted energy recovery ventilator-HEPA Series added HEPA filters after G3 or F7 filter which can prevent the fine particles high efficiently. We have a completely range of energy recovery ventilation systems offering different levels of air flows and filters...

Viernes 26 julio 2019

Constant fresh air in your home is an important aspect to maintain the indoor air quality. A good ventilation system will protect your family from unpleasant odos and harmful contaminants such as formaldehyde and VOCs. Opening window is a simply way to increase ventilation, it can...

Viernes 26 julio 2019

Thenow standing ductless energy recovery ventilator with ESP Syetem-CF Series has two types air supply mode,they are straight blow and pipe blow. 550CMH and 1000CMH air flows are available now. Features of Floor Standing Ductless ERV With ESP System LCD control with touch screen...

Jueves 25 julio 2019

Cantidad : 50 - Precio : $145

Original Hummingbird Rotary Tattoo Machines with Swiss motor Maxon or standard Swiss motor available for this machine We do not use any other motors for Hummingbird tattoo machines The Hummingbird series rotary tattoo machines are designed and made by our company. It's been tested...

Jueves 25 julio 2019

Cantidad : 50 - Precio : $42

Cheap Tattoo Pen Mabuchi Motor About Products: --Low noise, long-lasting stability power strong. --Strong motor and virtually silent when operating. --The use of RCA interface and aluminum shell,the use of a long time will not be deformed, good electrical conductivity. --CNC integrated...

Lunes 15 julio 2019

Laboratory workers use a membrane to filter two phases. Actually, the membrane is a kind of media. According to different aperture sizes, filter membranes can be divided into the microporous membrane, ultrafiltration membrane, nanofiltration membrane a nd reverse osmosis membranes...

Lunes 15 julio 2019

The solid phase extraction cartridges (SPE column, or Solid Phase Extraction Cartridges, or SPE cartridges for short) is a sample pretreatment device for extraction, separation and concentration developed from a chromatography column. Mainly used in sample pretreatment of various foods...

Sábado 13 julio 2019

Use high temperature resistant low-temperature magnetic drive pump or a leak-free high and low-temperature shield-driven pump, reduce the risk of system leakage. At the same time, the screw water chiller system has the advantages of low noise and big traffic flow. Typical application...

Jueves 11 julio 2019

Filter cartridges are purification equipment, with long service life, strong pollution capacity and low pressure and other characteristics, which are suitable for pharmaceutical, food, petroleum, electronic, chemical, metallurgical and textile industries. Features of filter cartridges 1...

Miércoles 10 julio 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Lunes 08 julio 2019

The feature of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier 1. Modeling exquisite, the button is obvious, easy to operate; 2. Open fit hearing aid can change the ear tube as you need, comfortable wear; 3. Corresponding uncomfortable threshold...

Viernes 05 julio 2019

The conveyor includes flat belt conveyor, synchronous belt conveyor, plastic chain conveyor, nets chain conveyor, jig straight return conveyor, speed chain conveyor, roller chain conveyor and electric roller conveyor, etc. The conveyor is used in an assembly line and works with the...

Viernes 05 julio 2019

The jig conveyor is driven by servo motor, the transmission structure can be customized for different loading requirements. With high accuracy and low noise, etc., it can complete conveying and positioning of multiple jig at the same time, mainly used in automatic machine with multiple...

Jueves 04 julio 2019

Cantidad : 1Set - Precio : USD $13800

Specifications: 30HP Drez central air conditioner Model DZ-GAC/30HP Function Mode Cooling Power Supply 220V~480V / 3N / 50HZ/60HZ Input Power 34kw Cooling Capacity 87kw(28ton, 336000btr/hr) Cooling Area 240-360㎡ Air volume 1,5000m³(8,820CFM) Running Current 68A ...

Sábado 29 junio 2019

MORE DETAILS Luxury black walnut interior doors combining the warm tones of black walnut with golden detailing handle, intersecting striking geometric shapes. If you're seeking a traditional look for your home's entrance, you'll love this solid wood door, which features a beautiful...

Lunes 24 junio 2019

Precio : USD44,000 to USD17,0

Remanufacturing is the process of revitalizing old machinery and equipment. It takes old machine equipment as blank, adopts special craft and technology, a new manufacture is carried out on the basis of the original manufacturer, and the remanufactured products are as good as the...

Martes 18 junio 2019

We know that the low temperature chillers are complicated equipment. Even the switch process, if not according to the standard of operation or with no special maintenance, will inevitably lead to a decline in the refrigeration efficiency of the low temperature chillers and will greatly...

Martes 18 junio 2019

Information: Refrigeration system high and low-pressure protection and display; Condensing temperature display and protection; A variety of fault alarm (over-temperature alarm, sensor alarm, high-pressure alarm, compressor overheating alarm;) Boot time delay. Cold plate freezer for...

Sábado 15 junio 2019

- Electrical Shell Assembly Machine - With easy replacement production procedure, the Electrical Shell assembly line equipment Machine can complete the assembly of two products without replacing the carrier and jigs, which is quick and convenient. The product carrier is conveyed by 2...

Jueves 13 junio 2019

Cantidad : 1SET - Precio : FOB USD1057.00

Modelo: ZH3KW Diámetro del rotor, （metros / pies） ： 4.0 / 13.12 Área barrida （Sqm / Sqft） ： 12.6 / 135 Número de cuchillas: 3 Material de la cuchilla: fibra de vidrio reforzada Potencia nominal （vatios） ： 3000 Viento clasificado （M / S / Mph） ： 11 / 24.5 Potencia de pico 12.5 M / S...