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Backflow Prevention Device

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Total 6575 products for backflow prevention device Manufacture & Suppliers

API 16A /Blowout preventer/ Double Ram BOP/S type Double Ram BOP

Product Description 1. At present, our company has formed two series of well drilling blowout preventer device, well repair blowout preventer device, and we can meet the needs of users for well drilling, format...

Shanghai RuiTou Petroleum Machinery CO.,LTD.
Anhui,China

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Two Way Switch LED Surge Protection Device Anti Glare Preventing Strobe / Surge

LED lamp protector, two way switch protector, anti glare, prevent strobe and prevent surge Brief introduction This product is a full range of power supply protection products designed by our company for LED out...

Zhejiang THOR Electric Co., Ltd
Zhejiang,China

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650nm / 670nm Diode Laser Hair Regrowth Device For Hair Loss Treatment

Totally 400 high quality laser diodes hair loss treatment equipment Laser hair rejuvenation may help prevent hair loss. Laser brushes use laser therapy to revitalize and nourish hair follicles. If the laser bru...

Shanghai Lumsail Medical And Beauty Equipment Co., Ltd.
Shanghai,China

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Anti Voice Recording Jammer Phone Camera Sound Record Prevent Sound Recorder Bug

...privacy and prevent unauthorized recording during sensitive conversations. Ideal for meetings, business interviews, personal communications, and confidential conversations, this device ensures that your priv...

Shenzhen Boran Technology Co., Ltd.
China

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BR-25M 3+1 Surge Protective Device Industrial Power Protectionac type 1 spd spd t1t2 class 1 surge arrester Type 1 Surge Protection Device

...Device (SPD) is a device that provides over voltage protection for various electronic equipment, instruments and communication lines. When there is a sudden power spike in an electrical circuit or communicat...

Britec Electric Co., Ltd.
Zhejiang,China

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High Quality Equipment Pneumatic Resuscitator Machine Automatic Device First Aid With Resuscitation

Product Description Feature *Pneumatic and gas controlled with built-in anti-backflow valve *Optional sputum suction and oxygen inhalation (upgradable to three in one). *Applicable to a Variety of Scenarios *Eq...

Saferlife Products Co., Ltd.
China

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Factory Resuscitator Machine Automatic Device First Aid Emergency Resuscitation Equipment

Product Description Feature *Pneumatic and gas controlled with built-in anti-backflow valve *Optional sputum suction and oxygen inhalation (upgradable to three in one). *Applicable to a Variety of Scenarios *Eq...

Saferlife Products Co., Ltd.
China

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1024mm Double Door Panic Bar Exit Device Prevent Shock UL Listed

...Device Prevent Shock UL Listed It is suitable for factory , supermarket , office building , amusements building etc . Nice design , very strongly , easy to install , quickly and very safety . Features : 1 . ...

Shen Zhen Junson Security Technology Co. Ltd
Guangdong,China

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Double Door Push Bar Exit Device Prevent Shock 1024mm Length UL Listed JS-1510P

... Exit Device Prevent Shock UL Listed Model:JS-1510P Features : 1 . prevent shock anti-jamming 2 . Operating temp : 0℃-50℃ 3 . Standard Packing : 6pcs 4 . Outside carton dimension : 73Lx42Wx26H (cm) 5 . Need ...

Shen Zhen Junson Security Technology Co. Ltd
Guangdong,China

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Expanded Metal Gutter Guards is Kind Of Gutter Protection Device, Intercept Fallen Leaves and Prevent Gutter From Clog

...Kind Of Gutter Protection Device, Intercept Fallen Leaves and Prevent Gutter From Clog Expanded metal gutter guards is also named as gutter guard mesh or gutter covers, are a kind of gutter protection device...

HEBEI CITTI MESH CO.,LTD
Hebei,China

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Vertical Triple Ram Wireline BOP Preventer 3FZ 76/35 Hydraulic Operated 4 3/4" ACME

API 16A Oil Well Blowout Preventer triple ram hydraulic operated BOP-Wireline valve A wireline valve, also know as a slickline BOP, is a manual or hydraulic device containing a valve that closes around the wire...

XI‘AN ZZTOP OIL TOOLS CO.，LTD
China

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35Mpa Double Ram Bop API Standards Bop Blowout Preventer For Rig Well Control

...oil and gas pressure in the well is high, the blowout preventer can close the wellhead (shut down). When the heavy mud is pressed into the drill pipe, there is a four-way under the ram, which can replace the...

Hebei E-valves Petroleum Equipment Co., Ltd.
Hebei,China

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Well Control Equipement 5000PSI 35Mpa Double Ram Bop API Standards Bop Blowout Preventer For Rig Well Control

...oil and gas pressure in the well is high, the blowout preventer can close the wellhead (shut down). When the heavy mud is pressed into the drill pipe, there is a four-way under the ram, which can replace the...

Hebei E-valves Petroleum Equipment Co., Ltd.
Hebei,China

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BR-25GR 4P Spd Surge Protection Device Protector 440V type spd surge arrester 275v lightning surge protector

...Device A Surge Protection Device (SPD) is an essential element of modern electrical systems, designed to protect against electrical surges and spikes. With a rated frequency of 50/60Hz, voltage rating of 150...

Britec Electric Co., Ltd.
Zhejiang,China

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Hydraulic Tugger Hoist And Tugger Winch With Spooling Device 10 Ton Pull Force

... a rotary motion into a linear motion. The surface of the drum is usually cut out out of the spiral groove to increase the contact area of the wire rope and to prevent the adjacent wire rope from rubbing aga...

Shijiazhuang Jun Zhong Machinery Manufacturing Co., Ltd
Hebei,China

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Signal jammer | Car Vehicle Type GPS Satellite, Prevent Car from Being Tracked

...

China Aoli Signal Jammer Blocker Factory
Guangdong,China

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Cameron Shaffer Double Ram Bop Essential Pressure Control Device

...: The blowout preventer(BOP) is an essential pressure control device during driling and operations, as it serves to prevent the uncontrolled leakage of oil/gas from the wells. Our company can also produce an...

Dongying Oilman Machinery Equipment Co.,Ltd.
China

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Water Descaler Anti-Scale Device for Home Appliances Prevents Limescale Extends Lifespan Eco-Friendly

... Anti-Scale Device for Home Appliances Prevents Limescale Extends Lifespan Eco-Friendly Top-Rated 3/4 Inch Whole-House Salt-Free Water Softener for 2025 Scale Prevention Attribute Value Name Central Water So...

HANGZHOU BEISHUN BRISKSPRING ENVIRONMENTAL TECHNOLOGY CO., LTD.
Zhejiang,China

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high accurate GPS Tracking Device Temperature Humidity Monitoring For Reefer Cargo

Temperature humidity shock tracker Reefer Cargo Sensitive Chip Prevent damage We would like to share a story, about how our clients use the device: Once, there is a transporting Cholate by air shipment. But whe...

Shenzhen Joint Technology Co., Ltd.
China

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2G GSM Mobile Phone Control Device For Signal Bulk SMS Sengding Blocking Photography Video Recording

... blocking smartphone operations—including photography, video recording, and audio recording—through targeted pop-up notifications. This comprehensive approach effectively prevents the spread of...

WIN&SD Communication Technology Co., Ltd.
Shandong,China

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