indicidual knock out puncher / hydraulic hole puncher / hydraulic punch set
Model No.: YPF-8
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: LINZ, Model Number: YPF-8, Type: Hydraulic Diggers, Property: Manufacturer, Established: 1987, Certificate: ISO9001, Package: Carrying box, Shipment: DHL,UPS,TNT, Fedex, By sea, Payment: T/T, West Union, L/C, Delivery time: 5~30 days, Output: 15 Tons, Punching capacity: stainless steel 1.6mm, mild ..., Hole Dia: 1/2"~2"
Features: Hole Dia: 1/2~2", 8.9 tons, Die can be OEM, indicidual knock out puncher,hydraulic hole punch,hydraulic punch set
Foot pump
Model No.: F902A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: hehuang, Model Number: F902A, Type: Foot Air Pump, Application: Bicycle Pump
Features: Foot pump:, 1.90D guage, 2.color brilliancy, 3.quality and quantity assured, 4.durable in use
Floor Polishing Pads Abrasive Tools
Model No.:
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: GUSHI,OEM, Color: Green Or Others, Diameter (mm): 50mm
Features: Floor Polishing Pads Abrasive Tools, polishing pads floor polishing pads abrasive diamond tools, diamond polishing pads
10mm iron chuck drill impact drill
Model No.: MN-1028
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: PENNY, Model Number: MN-1028, Drill Type: Impact Drill, Application: Wood, Plastic, Cement, Frequency: 50/60Hz, Max. Drilling Diameter: 10mm, No-Load Speed: 0-3000r/min, Rated Input Power: 550w, Rated Torque: n/a, Rated Voltage: 110v-220v, Weight: 15kgs, Color:: as customer request
Features: 1, 10mm chuck drill, 2, iron chuck drill
PDC petroleum for oil well drilling(manufactory)
Model No.: drill bits
View DetailsQuick Brief: Place of Origin: Hebei China (Mainland), Brand Name: Baoxing, Model Number: drill bits, Type: Center Drill Bit, Material: High Carbon Steel, Use: Well Drilling, material: tungsten carbide, color: golden, certificate: ISO9001:2000, MOQ: I piece, FOB price: 300-7000, main market: North America South America Mid E..., delivery: within 7 days, use for: oil well drilling, packing: as your requirement
Features: 1)15 year's experience in drill bit, 2)certificate:ISO9001:2000, 3)delivery in time, 4)long life time, 5)FOB price 300-7000
Variable-Speed Motor
Model No.: GTQA
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: Robtol&Roblion, Model Number: GTQA
Features: Glass Machinery fitting for glass machinery
Cutting Head (Complete) ---GTFM
Model No.: GTFM
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: Robtol&Roblion, Model Number: GTFM
Features: Circle Glass Cutter Head Assembly
General Purpose Glass Pliers ----GTFX
Model No.: GTFX
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: Robtol&Roblion, Model Number: GTFX
Features: glass breaking plier for open glass
Pneumatic Male Fitting ---GTVE
Model No.: GTVE
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: Robtol&Roblion, Model Number: GTVE
Features: size:6,8,10,12
Circle Cutter Holedr Assembly---GTHK
Model No.: GTHK
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: Robtol&Roblion, Model Number: GTHK
Features: Circle Cutter Holders
4 blades PDC bit
Model No.: RK4198G-S223
View DetailsQuick Brief: Brand Name: Ruike, Model Number: RK4198G-S223
Features: Combined utilization of high performance PDC compacts significantly prolongs bit life.
diamond drill bit
Model No.: RK5195-M322
View DetailsQuick Brief: Brand Name: Ruike, Model Number: RK5195-M322
Features: Evolutes asymmetrical blade cutter placement design and balanced bit load so that bit whirl is prevented.
HD 15 Pin Male+Mini 6 Pin Male X2X2 10 Core
Model No.: CK501A
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: Vcom, Model Number: CK501A, Type: Other, D-sub: different colors, Material: highest-grade, Contact: well, Connector: durable
Features: 1.HD 15 Pin Male+Mini 6 Pin Male X2X2 10 Core, 2. Support OEM,VCOM brand,wholesale, 3. RoHs,UL,CE, 4. Lowest price
1000W HD 7-1/4" ELECTRIC CIRCULAR SAW BLADE Scroll Saw
Model No.: 14694 1008 0366 5044
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: Pinfirst, Model Number: 14694 1008 0366 5044, Power Source: Electricity, Saw Type: Band Saw, Application: Wood Saw, Rated Voltage: x, Rated Input Power: 500W, No-Load Speed: x, Frequency: x, Blade Diameter: x, Max. Cutting Width: x, Max. Cutting Depth: x, Dimensions: 11.81"*10.95"*4.68", Weight: x, Product Name: Scroll Saw
Features: Scroll Saw, 1, Material: Iron,Plastic,Copper, 2, Min.Q'ty: 10, 3, BEAUTIFUL! UNIQUE DESIGN!
Airless Paint Sprayer(MK-819)
Model No.: MK-819
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: YOS, Model Number: MK-819
Features: 1.2HP airless paint sparyer
Airless Paint Sprayer(MK-320)
Model No.: MK-320B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: YOS, Model Number: MK-320B
Features: 1.0HP airless paint sparyer
Airless Paint Sprayer(Mk-617)
Model No.: MK-617
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: YOS, Model Number: MK-617
Features: 3/4HP airless paint sparyer
Airless Paint Sprayer(MK-325)
Model No.: MK-325
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: YOS, Model Number: MK-325
Features: 1.5HP airless paint sparyer
low-voltage electric trigger switch
Model No.: ASA-7000
View DetailsQuick Brief: Place of Origin: Shanghai China (Mainland), Brand Name: ASA, Model Number: ASA-7000, Power Source: Electricity, Type: Precision Screwdriver, Rated Voltage: 20-30DCV, Frequency: 50-60HZ, Rated Input Power: other, Max. Torque: 7.0-20kgf.cm, No-Load Speed: 700-1000(rpm)±10%, Dimensions: 26.8cm(L)*5.2cm(D), Weight: 720g, Model Name: Low voltage brand new large scale s..., Customizable ESD antistatic Type: Yes, Model: Lever type, Input voltage: 20-30 DCV, Torque force range: 10.0-30.0kgf.cm, Rev without loading: 700-1000(rpm)±10%, Applicable head of screw driver 1: Machine thre..., Applicable head of screw driver 2: Self tapping..., Life Time: 3 years/10 million times
Features: 1.power supply of frequency conversion, 2.Input voltage:20-30 DCV, 3.Torque force range:10.0-30.0kgf.cm, 4.3 years warranty
Drill Press/ Drilling Machine/ Electric drill/20mm drill /Industrial Drilling Machine/ ZJQ4120
Model No.: ZJQ4120
View DetailsQuick Brief: Place of Origin: Jiangsu China (Mainland), Brand Name: YOUYI, Model Number: ZJQ4120, Drill Type: Mini Drill, Frequency: 50/60Hz, Max. Drilling Diameter: 20mm, Weight: 51/53kgs, Model: ZJQ4120 Side switch
Features: 1. High Quality Industrial Drilling Machine, 2. Driiling Capacity: 20mm, 3. Competitive price, 4. Quick Delivery time
CQ series marine centrifugal blower for ship use
Model No.: CQ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CQ, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.37KW~18.5KW, Rated Voltage: 380V/440V/other, Volume: 500m3/h~12000m3/h, Blower fan: Blower fan, Exhaust fan: Exhaust fan, Ventilation fan: Ventilating fan, Air blower: Air blower, Pressure: 590Pa~4500Pa, Marine fan: Marine fan, Marine blower: Marine blower, Centrifugal fan: centrifugal fan, centrifugal blower: centrifugal blower
Features: Centrifugal blower:, Volume:500m3/h~12000m3/h,, Pressure:590Pa~4500Pa,, Power:0.37KW~18.5KW,, 380V/440V/Other,50Hz/60Hz,
B4-72 series explosion-proof exhaust fan
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 1.1KW~160KW, Rated Voltage: 380V/440/other, Air blower fan: Air blower fan, Industrial fan: Industrial fan, Centrifugal fan: Centrifugal fan, Ventilator: Ventilator, Weight: 25kg~352kg, Exhaust fan: Exhaust fan, Centrifugal blower: centrifugal blower, Blower fan: Blower fan, Pressure: 490Pa~1800Pa, Explosion-proof fan: Explosion-proof fan
Features: Centrifugal exhaust fan:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V
4-72 type Ventilating fan
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 1.1KW~160KW, Rated Voltage: 380V/440/other, Weight: 25kg~352kg, Pressure: 490Pa~1800Pa, Industrial fan: Industrial fan, Exhaust fan: Exhaust fan, Air blower fan: Air blower fan, Ventilator: Ventilator, Blower fan: Blower fan, Ventilating fan: Ventilating fan, Centrifugal fan: Centrifugal fan
Features: Ventilating fan:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V,50HZ/60HZ
9-19/26 High-pressure industrial fan(exhaust fan)
Model No.: 9-19/26
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 9-19/26, Application: Fan Blower, Type: Centrifugal Blower, Pressure: High Pressure, Power Source: Electric Blower, Rated Voltage: 220V/380V/440V/others, Industrial exhaust fan: Industrial exhaust fan, The impeller: aluminum alloy, Machine casing and the inlet: welded common ste..., Structure: horizontal or vertical, Good air tightness: good air tightness, The Starting Torque: Small, High pressure fan: High pressure fan, Fan rotation mode: A,D or C, Using place: For ship or factory use, Pressure: 3000Pa~16250PA
Features: High pressure exhaust fan,, size,light weight., low noise,low vibration., strong resistance., For ship or factory use
B4-72 type industrial Centrifugal blower fan
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 1.1KW~160KW, Rated Voltage: 380V/440/other, Centrifugal fan: Centrifugal fan, Air blower fan: Air blower fan, Industrial fan: Industrial fan, Weight: 25kg~352kg, Exhaust fan: Exhaust fan, Blower fan: Blower fan, Ventilator: Ventilator, Pressure: 490Pa~1800Pa, Centrifugal blower: centrifugal blower
Features: Centrifugal blower fan:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V
B4-72 series explosion-proof Centrifugal blower
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 1.1KW~160KW, Rated Voltage: 380V/440/other, Air blower fan: Air blower fan, Centrifugal fan: Centrifugal fan, Weight: 25kg~352kg, Industrial fan: Industrial fan, Exhaust fan: Exhaust fan, Ventilator: Ventilator, Blower fan: Blower fan, Pressure: 490Pa~1800Pa, Centrifugal blower: centrifugal blower, Explosion-proof fan: Explosion-proof fan
Features: Centrifugal blower fan:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V
Ship engine room fan
Model No.: JCZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: JCZ, Application: Engine Blower, Type: Axial fan, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.25~30KW, Rated Voltage: 220V/380V/440V/others, Ship engine room fan: Ship engine room fan, Type: for marine and navy use, Weight: 18kg~1013kg, Pressure: High Pressure, Diameter: 200mm~1400mm, Marine axial ventilator fan: Marine axial venti..., Axial fan: Axial fan, Power Source: Electric Blower, Blower fan: Blower fan, Fan blower: Fan blower
Features: Ship engine room fan:Dia.200mm~1400mm,, Volume:3500~138000m3/h,, Pressure:56Pa~1300Pa,, Power:0.25~30KW,, 380V/50HZ,
Ship ventilation fan---Axiaflow type
Model No.: JCZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: JCZ, Application: Snow Blower, Type: Axial flow fan, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.25~30KW, Rated Voltage: 220V/380V/440V/others, Weight: 18kg~1013kg, Ship ventilation fan: Ship ventilation fan, Diameter: 200mm~1400mm, Type: for marine and navy use, Pressure: High Pressure, Axial fan: Axial fan, Blower fan: Blower fan, Power Source: Electric Blower, Marine axial ventilator fan: Marine axial venti..., Fan blower: Fan blower
Features: Ship ventilation fan:Dia.200mm~1400mm,, Volume:3500~138000m3/h,, Pressure:56Pa~1300Pa,, Power:0.25~30KW,, 380V/50HZ,
4-72 type industrial Centrifugal blower
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 1.1KW~160KW, Rated Voltage: 380V/440/other, Centrifugal fan: Centrifugal fan, Industrial fan: Industrial fan, Air blower fan: Air blower fan, Weight: 25kg~352kg, Exhaust fan: Exhaust fan, Blower fan: Blower fan, Ventilator: Ventilator, Pressure: 490Pa~1800Pa, Centrifugal blower: centrifugal blower
Features: Centrifugal blower:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V
Axial flow ventilator
Model No.: CZF
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CZF, Application: Air Blower, Type: Axial flow fan, Pressure: 100~1000Pa, Power Source: Electric Blower, Rated Power: 0.25~30kw, Rated Voltage: 220V/380V/440V/others, Weight: 50kg~950kg, Axial fan: Axial fan, Exhaust fan: Exhaust fan, Dia.: 300mm~14000mm, Ducted fan: Ducted fan, Freq: 50HZ/60HZ, Open type axial fan: Open type axial fan, CZF series open type marine fan: CZF series ope..., Axial flow ventilator: Axial flow ventilator
Features: Axial flow ventilator:Dia.300~14000mm,, Volume:960~114000m3/h,, Pressure:100Pa~1000Pa,, Weight:50~950kg,, Power:0.25~30KW,380V/4
Explosion-proof fan for paint store use
Model No.: CBZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CBZ, Application: Air Blower, Type: Duct fan, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.75kw~30kw, Rated Voltage: 380V/440V/220V/110/other, Weight: 78KG~1068KG, Pressure: 230Pa~1220Pa, EXPLOSION-PROOF RANK: AT1 TO CT4, Blower fan: Blower fan, Duct fan: Duct fan, Air blower: Air blower, Axial blower: Axial blower, Exhaust fan: Exhaust fan, Axial fan: Axial fan, Ventilating fan: Ventilating fan
Features: Exhaust fan,, Volume:1200m3/h~138000m3/h,, Pressure:230Pa~1220Pa,, Weight:78KG~1068KG,, Power:0.75KW~30KW
CWZ Series Small-sized Marine fan
Model No.: CWZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CWZ, Application: Air Blower, Type: Axial fan, Pressure: Low Pressure, Power Source: Electric Blower, Rated Power: 0.04kw~0.12kw, Rated Voltage: 380V/440V/OTHER, Frequency: 50Hz/60Hz, Diameter: 200mm~280mm, Pressure: 35Pa~300Pa, Blower fan: Blower fan, Exhaust fan: Exhaust fan, Axial flow fan: Axial flow fan, Ventilating fan: Ventilating fan, Marine fan: Marine fan, Weight: 13kg~23kg, Air blower: Air blower
Features: Marine fan:Dia.:200~280mm., Volume:450~2210m3/h,, Pressure:35~300Pa,, Power:0.04~0.12KW,50Hz/60Hz,, Weight:13~23kg,380/440V
CQ series marine centrifugal ventilator for ship use
Model No.: CQ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CQ, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.37KW~18.5KW, Rated Voltage: 380V/440V/other, centrifugal ventilator: centrifugal ventilator, Volume: 500m3/h~12000m3/h, Exhaust fan: Exhaust fan, Blower fan: Blower fan, Ventilation fan: Ventilating fan, Air blower: Air blower, Pressure: 590Pa~4500Pa, Marine fan: Marine fan, Marine blower: Marine blower, Centrifugal fan: centrifugal fan
Features: Centrifugal ventilator:, Volume:500m3/h~12000m3/h,, Pressure:590Pa~4500Pa,, Power:0.37KW~18.5KW,, 380V/440V/Other,50Hz/60Hz,
JCL series centrifugal blower
Model No.: JCL
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: JCL, Application: Air Blower, Type: Centrifugal Blower, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.25kw~30kw, Rated Voltage: 380V/440V/other, Pressure: 490Pa~1800Pa, Draft fan: Draft fan, Centrifugal blower: Centrifugal blower, Draught fan: Draught fan, Air blower: Air blower, Weight: 25kg~352kg, Exhaust fan: Exhaust fan, Ventilating fan: Ventilating fan, Centrifugal fan: Centrifugal fan
Features: Centrifugal blower:Weight:25~352kg,, Volume:500~21000m3/h,, Speed:870~3500r/min,, Pressure:490~1800Pa,, Voltage:380V/440V/Other
4-72 series Centrifugal blower
Model No.: 4-72
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: 4-72, Application: Industrial Blower, Type: Centrifugal Blower, Pressure: High Pressure, Power Source: Electric Blower, Rated Power: 0.67KW~18KW, Rated Voltage: 380V/440V, Blower fan: Blower fan, Frequency: 50HZ/60HZ, Exhaust fan: Exhaust fan, Standing fan: Standing fan, Ducted fan: Ducted fan, Pressure: 100~3000Pa, Centrifugal blower: Centrifugal blower, Roof fan: Roof fan, Industrial fan: Industrial fan
Features: Centrifugal blower:, Volume:1000~80000m3/h,, Speed:780~2900r/min,, Pressure:100~3000Pa,, Power:0.67~18kw,380V/440V/220V,
Marine blower
Model No.: CDJZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CDJZ, Application: Engine Blower, Type: Axial flow fan, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.37~7.5KW, Rated Voltage: 220V/380V/440V/others, Marine blower: Marine blower, Ship blower fan: Ship blower fan, Ship exhaust blower: Ship exhaust blower, Weight: 18kg~1013kg, Axial blower: Axial blower, Low noise axial blower: Low noise axial blower, Marine fans: Marine fans, Total pressure: 75PA~870PA, Diameter: 400mm~700mm
Features: Marine blower,, Volume:5000~30000m3/h,, Pressure:75Pa~870Pa,, Power:0.37~7.5KW,, 220V/380V/440V/other
Sea blower
Model No.: JCZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: JCZ, Application: Fan Blower, Type: Axial fan, Pressure: Low Pressure, Power Source: Electric Blower, Rated Power: 0.25KW~30KW, Rated Voltage: 380V/440V/other, Axial blowing fan: Axial blowing fan, Exhaust fan: Exhaust fan, Power Source: Electric Blower, Ventilator fan: Ventilator fan, Diameter: 200mm~1400mm, Weight: 18kg~1013kg, Ventilating fan: Ventilating fan, Fan blower: Fan blower, Air blower fan: Air blower fan, Sea blower: Sea blower
Features: Axial Sea blower:Dia.200mm~1400mm,, Volume:3500~138000m3/h,, Pressure:56Pa~1300Pa,, Power:0.25~30KW,, 380V/50HZ, 440V/60HZ,
CDZ Series industrial fan
Model No.: CDZ
View DetailsQuick Brief: Place of Origin: Shandong China (Mainland), Brand Name: CHUN HAO, Model Number: CDZ, Application: Snow Blower, Type: Axial flow fan, Pressure: Medium Pressure, Power Source: Electric Blower, Rated Power: 0.37~7.5KW, Rated Voltage: 220V/380V/440V/others, Industrial fan: Industrial fan, Industrial ventilating fan: Industrial ventilat..., Diameter: 400mm~700mm, Weight: 18kg~1013kg, Total pressure: 75PA~870PA, Blower fan: Blower fan, Casing material: Carbon steel, Axial flow fan: Axial flow fan, Axial blower: Axail blower, Ventilator fan: Ventilator fan
Features: Industrial fan:Dia.400mm~700mm,, Volume:5000~30000m3/h,, Pressure:75Pa~870Pa,, Power:0.37~7.5KW,, 220V/380V/440V