Выпрямительное постоянное питание

Browse 41 global buying requests and sourcing opportunities.
  • Seeking 5 units of power transducers with the following specifications:
    - Accuracy Class 0.5
    - Nominal Voltage 100-400V
    - Nominal Current 1-5A
    - Aux. Supply 80-260V AC/DC
    - Operating temperature range: -10°C to 70°C
    - Din Rail mounting
    - Minimum 4 analogue output channels (V/mA)
    - Required measurement parameters: phase voltage, delta voltage, frequency, line/neutral current, active power measurements

    Delivery timeframe required within 1-2 weeks. Please provide product certifications and compliance details.

    Zimbabwe Zimbabwe
    Posted at: 2025-09-23 18:30:06
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  • We require a compact 4-inch sputtering system with 4 targets for producing multilayer optical filters.  
    Key specifications:  
    - Target materials: Ag (DC power) + SiO?/TiO?/Al?O? (RF 13.56MHz with auto-matching)  
    - Chamber configuration: 1 main chamber (preferred load-lock design)  
    - Gas requirements: Ar process gas supply with O? port reservation  
    - Essential feature: Substrate rotation capability  

    Looking for suppliers with proven experience in optical deposition using sputtering technology. Please provide technical specifications and process validation data. No reactive gas process required at initial stage.

    South Korea South Korea
    Posted at: 2025-09-23 17:30:03
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  • Urgently require 3-phase thyristor firing card for industrial motor control application. Specifications needed:
    - Operating voltage: 380V
    - Frequency: 50Hz
    - Power capacity: 300KW DC motor control
    Must comply with power plant rectifier system requirements. Please provide technical specifications and lead time details.

    Sri Lanka Sri Lanka
    Posted at: 2025-09-16 16:00:02
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  • Looking for adjustable voltage DC power supply with 1800W capacity. Required specifications: 10A-30A current range, adjustable output voltage from 30V to 60V (30V/40V/50V/60V). Must support both constant voltage and constant current modes.  
    Please provide:  
    1. Detailed product specifications sheet  
    2. Safety certifications (CE/UL/RoHS)  
    3. MOQ and FOB pricing  
    4. Lead time for 100 units  
    Manufacturers or authorized distributors preferred.

    Mongolia Mongolia
    Posted at: 2025-09-11 15:06:30
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  • Require various power supplies and accessories including 24V DC Power Conditioner, Chinfa DRAN120-24A, DRA240-24A, DRA480-24A, Air Climate LXY-300-12XTB, Allen-Bradley 1606-XLP50E, EVGA 80 Bronze 850W, HF150W-S-12/24, MEAN WELL DRP-240-24, LRS-50-5, S-350-24, MESTEK DP6030, and 1U Rackmount PDU. Quantities as specified. Please provide quotation for all items with original manufacturer specifications.

    Germany Germany
    Posted at: 2025-09-11 01:10:02
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  • We require modified DC UPS modules for integration into smart prepaid electricity meters. The solution must be based on existing power bank/UPS designs with minimal adjustments to input/output interfaces and voltage configurations.

    Key specifications:
    - Input: 12V DC external supply
    - Output: Stable 5V DC with 5A continuous current
    - Capacity comparable to standard compact power banks
    - Unit cost target: USD 3-8

    No new product development required. Priority given to suppliers who can implement simple interface connector modifications while maintaining cost efficiency.

    South Africa South Africa
    Posted at: 2025-09-09 15:10:13
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  • I need blue LED lights for installation in a concrete driveway. The lights should operate on either 12V or 24V DC power supply. Please provide product options that meet these voltage specifications. Kindly include available certifications and IP rating details for outdoor durability assessment.

    Australia Australia
    Posted at: 2025-09-05 02:00:02
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  • We require electrochromic interior rearview mirrors with auto-dimming function (excluding LCD/camera features). Specifications: 12V DC automotive power supply, operating temperature range -20°C to 70°C, ≥70% reflectance in clear state and 8-12% in dark state, standard 3-pin connector. Certifications must include CE and RoHS compliance, with ECE R46/R10 compliance preferred.  

    Please provide pricing for 100pcs, 250pcs, and 500pcs quantities. Confirm availability of 5 pre-production samples with cost and lead time details.  

    Quotations required for both FOB Shenzhen and CIF Genoa (Italy) terms. Include lead times for sample delivery and mass production.  

    Submit datasheets/technical drawings, warranty terms, quality control documentation, and payment terms. Intended for long-term partnership development.

    Italy Italy
    Posted at: 2025-08-29 23:51:48
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  • Looking for Cable Marker Printing Machine, including Cable ID printer, PC - connectable electronic lettering machine, PVC tube printer, wire marking machine, line marking printer. Specifications: Automatic tube feeding, semi - automatic cutting; Portable design, suitable for various occasions; Suitable for small - batch and multi - batch line label printing in industrial production, engineering installation, equipment maintenance, system integration, etc.; Printing speed: 12.5 mm/s; Power supply: DC 12 V 2 A. Ask if there is such printer in stock with exact specifications and for the exact link to the printer.

    Kenya Kenya
    Posted at: 2025-08-15 20:10:03
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  • Valve: Safety, Model: Mercer Valve 9100E, Unit: PCS, Quantity: 10. Valve: Safety, Specification: 2"-150 X 3"-150, Unit: PCS, Quantity: 10. Positioner: Fisher, DVC6020AC, Description: Positioner Fisher DVC6020AC. For rotary and long - stroke actuators with sliding stems (stroke > 102 mm / 4 inches). Input signal: Analog 4–20 mA DC, Output signal: Pneumatic, as required by the actuator, up to full supply pressure, Operating pressure range: Min. 0.4 bar (6 psi), Max. 9.5 bar (140 psi), Unit: PCS, Quantity: 2. Liquid Level Controller: Fisher L2, Description: Snap - acting liquid level controller Fisher L2. Float - operated level sensor mounted on tank wall. Float movement is transferred to the controller via a vertical rod. Controller type: Snap - acting, Connections: Supply: 1/4" NPT (female), bottom of housing, Output: 1/4" NPT (female), top of housing, Case vent: 1/4" NPT (female) with filter, back of housing, Unit: PCS, Quantity: 2. Positioner: Samson Power Control, Model 3730 - 2, Model: 3730 - 230001001000.01, In the shortest possible time

    Kazakhstan Kazakhstan
    Posted at: 2025-08-08 18:40:02
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  • Looking for 4 pieces of stepper motor 2H8006T for KSA hHz at the earliest. Ask if there is any equivalent model with adaptor for NBP30 Din Rail Mount, 2 x 12 Volt DC x 1.2Ah Battery Storage Unit for 24VDC Uninterruptible Power Supply (UPS) - 2 Batteries Included, need 4 pieces. 4 weeks lead time

    Saudi Arabia Saudi Arabia
    Posted at: 2025-07-29 14:00:10
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  • need a quote for the following instruments: Programmable 3ph AC Power Supply ANFP060A(F) (1 unit), ANFP030A(F) (2 units), AN61906A - 350(F) (2 units); Programmable DC Power Supply ANEVH750 - 25(F) - 5KW (2 units); Programmable 1ph AC Power Supply AN61500S - 350(F) (2 units); Digital Power Meter (3 - Phase) AN87330(F) (1 unit); DC Electronic Load AN23512B(F) (1 unit); Electrical Safety Tester (All in one) - GB100A AN9640H(F) (1 unit). Ask if can provide whatsapp number

    India India
    Posted at: 2025-07-02 12:50:08
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  • REQUEST FOR QUOTE. OPEN FRAME POWER SUPPLY, 24V, 5A, AC/DC 120W. QTY - 10 PCS

    United Arab Emirates United Arab Emirates
    Posted at: 2025-06-09 19:10:06
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  • I am looking for DC Power Supply.

    Pakistan Pakistan
    Posted at: 2025-06-02 17:47:36
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  • Could you kindly provide a quotation for the following items: 1. Light Microscopes x 85. Laboratory Biological Compound Microscope - With Five (5)/Four objective lenses ranging from 10x to 100x Magnification. - Eyepiece of 10x Magnification. - With a Binocular or trinocular head. - Able to achieve a maximum of 1000x Magnification, that is, eye piece 10x objective of 100x. - Power supply of both Main(AC current of about 220V to 240V) and battery powered (DC Current). 2. Sophisticated Microscopes x 4. Microscope Digital Camera (Trinocular Biological). Microscope (Anti - Fungus Coating and Infinite high quality optical system. System (Wide Field eyepiece WF10x/20mm and Backwards. Quintuple nose piece, Infinite plan achromatic objectives 4x, 10x, 40x,100x(oil), Magnification: 40x, 100x, 400x and 1000x. External Transformer type that can be connected to a power bank. Blue colour option, Multifunctional all - in - one camera that integrates a 13.3 - inch display screen and a 4k image acquisition and processing system. 8.0MP Image and video capture, HDMI, WIFI and USB 3.0 Output. LED illumination system, brightness adjustable, double layer Mechanical stage, Abbe Condenser NA1.25 With Iris Diaphragm. Image View software for PC Included. Or equivalent specifications

    Zimbabwe Zimbabwe
    Posted at: 2025-05-29 19:40:00
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  • RFQ: Flow Meter 1 unit - Electromagnetic Flow Meter    Model Code: KDLD    Factor: 0.8675    Liner: PTFE    Electrode: 316L3    Size: 50    Power Supply: 220 Vac/dc    Pressure: 25 mpa    Working Temperature: 120°C

    Philippines Philippines
    Posted at: 2025-04-29 15:32:40
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  • RFQ: Electromagnetic Flow meter Model Code: KDLD Factor: 0.8675 Liner: PTFE Electrode: 316L3 Size: 50 Power Supply: 220 Vac/dc Pressure: 25 Mpa Working Temperature: 120°C

    Philippines Philippines
    Posted at: 2025-04-28 11:27:24
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  • Inquiry About ANEVH Series Programmable Bidirectional DC Power 

    India India
    Posted at: 2025-04-26 15:58:37
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  • i want to buy seven time attendance machines
    Finger Print Attendance Machine Technical Requirement Finger Print Attendance Machine Attendance Machine Specification Display(4.3" TFT Touch Screen) Face Capacity(3,000 (1:N) Fingerprint Capacity(2,000) ID Card Capacity(10,000 (Optional) Logs Capacity(100,000) Communication(TCP/IP, RS232/485, USB Host) Time Attendance Standard Functions Automatic Status Switch, Self-Service Query, Work Code, T9 Input, 9 Digit User ID, DST, Scheduled-Bell, Photo-ID, Multiple Verify Mode Access Control Interfaces for 3rd Party Electric Lock, Door Sensor, Exit Button, Alarm Wiegand Signal(Output) Optional functions (2000mAh Backup Battery, ID Card, Mifare card, ADMS, Wi-Fi, GPRS/3G) Power supply(DC 12V 3A) Verification Speed(≤1 sec) Operating temp.(0 °C- 45 °C) Operating Humidity(20%-80%) Dimension(194.1×169×109.0 mm) Network Support( Yes) System Configuration(Yes) Training for 10 ICT Experts(Yes) Warranty(2years)

    Ethiopia Ethiopia
    Posted at: 2025-02-19 17:30:09
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  • hello Some source with the following characteristics: Primary synchronized power supply with charging and control unit; Classic; monophase; Output voltage 24V DC; Output current 5A

    Mexico Mexico
    Posted at: 2025-02-15 10:50:05
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  •  Please send proforma invoice for: 120W 5V 12V -12V Triple DC Output Switch Power Supply (T - 120B) I need 10/pcs 

    Brazil Brazil
    Posted at: 2025-02-04 08:54:42
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  • I try to find  the Programmable DC power supplies Output voltage  50 V Output current 60 A power 3kW.

    Russian Federation Russian Federation
    Posted at: 2025-01-22 20:09:28
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  • Hi Sales Team,  Please share Prices with delivery times for the following: 1. Voltage  transducer Model:YDE-DV-A3-P1-O4 input vol: DC 0mv-75mv Output: Dc 4mA-20mA Power Supply: Dc 24v Quantity: 4 pcs 1. Voltage  transducer Model:YDE-DV-V3-P1-O4 input vol: DC 0-100 V Output: Dc 4mA-20mA Power Supply: Dc 24v Quantity: 5 pcs 

    Global Global
    Posted at: 2024-11-04 07:25:30
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  • Please be kind enough to send us a Quotation for lntelligentized Power Meter (4 Wire Active, Reactive Power Transmitter) Qty - 4 Model : YD2010-PQ4 Specifications Input : AC 63.5V, 1A 0 ~± 190W (Var) Wire System : 4 wire, (3 Current input, L1, L2, L3, N Voltage Input) OutPut : RS 485 DC 4mA - 12mA - 20mA Power Supply : 85 ~ 265 VAC or 85 ~ 330 VDC

    Sri Lanka Sri Lanka
    Posted at: 2024-10-23 19:14:49
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