Constant Voltage Power Supplies

17 results
Fluke Networks 30W Power Supply, 15V, 2A with US Adapter (PWR-SPLY-30W) image 1
Item: IM17M3994
Model: PWR-SPLY-30W

Fluke Networks Power Adapter 30 Watt United States.Input Voltage: 120 V AC.Output Voltage: 15 V DC.Maximum Output Power: 30 W

Price is  $96.32
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HP® JL086A#ABA 680 W Power Supply image 1
Item: IM13A3958
Model: JL086A#ABA

The HP® JL086A#ABA 680 W power supply has an input voltage rating of 120 - 230 VAC and output voltage rating of 54 VDC for constant power supply. It is perfect for selected Aruba switches..Power supply for selected Aruba switches.Dimensions: 1.6"H x 3.3"W x 8.9"D.Color: Silver.Form factor: Plug-in module.Power: 120 - 230 VAC (input), 54 VDC (output), 680 W.Weight: 1.82 lbs.

Price is  $826.6
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Transition Networks® SPS-UA12DHT Industrial Power Supply for Unmanaged Switch image 1
Item: IM1N59034
Model: SPS-UA12DHT-NA

The Transition Networks® SPS-UA12DHT-NA industrial power supply is perfect for unmanaged switch. It has an input voltage rating of 110 - 220 VAC, output voltage rating of 12 VDC and output current of 1.5 A..Industrial power supply for unmanaged Switch.Suitable for use with Transition Networks SISTF1010-150-LR(T) industrial unmanaged switch.Comes in black color.Power supply: Input: 90 - 264 VAC 50 - 60 Hz, 0.45 A at 115 VAC, 50 A at 100/240 VAC (inrush), Output: 12 VDC (11.4 - 12.6 VDC), 1.3 A, 18 W.Offers protection against short circuit, overload, over voltage and overheating.Temperature: -0 - 70 deg C operating, -40 - 75 deg C storage, Humidity: 10 - 95 percent non-condensing.RoHS Compliant.Comes with lifetime warranty

Price is  $37.25
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AMX PSR5.4 External Power Supply, Black (FG423-48) image 1
Item: IM17AB702
Model: FG423-48

The PSR5.4 power supply provides 5.4A of DC power and is an optional power supply for Modero X Touch Panels, and ships as an included accessory with the NMX-ENC H.264 Encoders. It includes a 3.5 mm Phoenix Connector with retention screws..12 VDC, 5.4 A power supply with 3.5 mm Phoenix connector with retention screws.Input voltage: 100-240 +10% VAC, 47-63 Hz.Comes in molded black matte plastic enclosure.Meets or exceeds US, CSA, CE standards.Includes 2-pin retained captive-wire connector and US power cord

Price is  $219.48
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BTI AC Adapter image 1
Item: IM15TK518
Model: ED494AA-BTI

Power up your portable devices with the constant voltage supply.Up to 65 W maximum power output.3.42 A helps charge quickly

Price is  $47.53
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TRENDnet 48VDC3000 Power Adapter, Compatible With TI-PG541 image 1
Item: IM1YL9871
Model: 48VDC3000

The Trendnet 48VDC3000 160 W power adapter provides an output voltage of 48 V and output current of 3.34 A for reliable performance. The AC adapter is compatible with TI-PG541 web smart PoE+ switch..Power adapter.Compatible with TI-PG541.Input: 100 - 240 VAC, 50/60 Hz, 2.0 A.Output: 48 V, 3.34 A, 160 W maximum.AC-DC adapter.Reliable performance.Comes with 1 year warranty.Trendnet power adapter compatible with TI-PG541 having 100 - 240 VAC, 50/60 Hz, 2 A input, 48 V, 3.34 A, 160 W maximum output.

Price is  $167.99
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BTI 90Watt AC Adapter for Notebooks image 1
Item: IM15TK515
Model: AC-1990103

Power up your portable devices with the constant voltage supply.Up to 90 W maximum power output.Maximum Output Power: 90 W.Up to 20 fps at 2592 x 1520, 25 fps at 2560 x 1440, 30 fps at 2048 x 1520

Price is  $38.61
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MSI MPG A850G 850W ATX 3.0 80 PLUS Gold ATX Power Supply, Black (MPGA850GSPCIE5) image 1
Item: 24653032
Model: MPGA850GSPCIE5

The MSI MPG A850G Power Supply features Japanese electrolytic capacitors, which deliver performance and thermal stability for demanding tasks. Its 80 PLUS Gold efficiency rating reduces energy waste and helps keep systems cooler under load. Compact and clean in design, the black ATX form factor integrates easily into most desktop cases. With a 10-year limited warranty and multiple protection mechanisms—including OVP, OCP, and SCP—this internal power supply is built to last while safeguarding your hardware investment..850W internal power supply ideal for performance gaming PCs and workstations.ATX 3.1 compliant, ensuring compatibility with next-gen GPUs and PCIe 5.1 standards.Full range 100–240V AC input voltage supports global use with active PFC for stable power delivery.Native 12V-2x6 connector.100% all Server-grade 105oC capacitor.Industrial level protection with OCP/ OTP/OPP/ SCP/ OVP/ UVP/ SIP/ NLO

Price is  $147.99
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Dell 280W AC Adapter for Dell Laptops, Black (492-BFDK) image 1
Item: IM1YS7778
Model: 492-BFDK

Stop lugging your AC adapter back and forth between home and office. Get a second AC adapter for your notebook and keep one in the office and one for home or travel. The 280W AC Adapter from Dell is specially designed to meet the power needs of your Dell laptop. Packed with of 280W power, this adapter enables you to simultaneously operate your system and charge its battery from electrical power outlets..AC Adapter for high-performance Dell laptops and mobile workstations.Compatible with Dell Alienware M16 R2, Alienware M18 R2, Precision 3280 Compact, and other laptops supporting LA280PM230 or DA280PM230 adapters.3.28 ft cable length for faster, efficient execution of mounting to ensure maximum reliability.Up to 280 W maximum power output.Input voltage for the AC power adapter is 100-240V at 50/60Hz.Delivers constant 19.5 V DC for smooth functioning & charging of the device.Features a 7.4mm barrel connector for DC output and a standard AC power input port.1-Year Limited Warranty

Price is  $137.35
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Microsoft Surface 44W USB Power Supply & Charger for Surface Pro and Surface Book, Black (LAG-00001) image 1
Item: IM1SG0412
Model: LAG-00001

Introducing the Microsoft Surface 44W Power Supply! Snap in the versatile 44W Power Supply and power up your Surface Book or Surface Pro quickly while you work. Made exclusively for Surface and designed to match the look and feel of your device, the 44W Power Supply quickly recharges the battery, while the USB port allows you to charge another device at the same time. Key Features: High Power Output: Offers 44W, ensuring your device charges quickly and efficiently. Versatile Design: Includes a USB port for charging an additional device simultaneously. Wide Compatibility: Works with Surface Pro and Surface Book, ensuring seamless integration with your devices. Quality Assurance: Made exclusively for Surface, ensuring high performance and durability. Convenient and Portable: Lightweight and easy to carry, making it perfect for on-the-go professionals..Functions as both an adapter and a charger, providing versatile power solutions for your Surface devices..Designed to be compatible with Surface Pro and Surface Book. Length (ft.): Not specified..Delivers a powerful 44W output, ensuring your device charges quickly and efficiently..Supports a wide range of input voltages from 100V to 240V, 50-60Hz, making it suitable for use in various regions..Provides a consistent 15V DC, 2.58A output, ensuring stable and reliable power for your devices..Features a USB port, allowing you to charge an additional device simultaneously..Comes with a 1-year limited warranty, offering peace of mind and reliable support for your purchase.

Price is  $195.49
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Dell 130W AC Adapter for Dell Laptops, Black (VNM7N) image 1
Item: IM1SG0387
Model: VNM7N

The Dell VNM7N charger delivers an output of 19.5 volts and 6.7 amps, providing fast and efficient charging for your device. With its powerful output, you can expect your device to be fully charged quickly, allowing you to return to work without interruption..Laptop AC adapter designed specifically for Dell laptops.Compatible with a variety of Dell laptops, including the Inspiron, Latitude, Precision, Studio, and XPS series..Adapter comes with a 6-foot power cord.130 W maximum output power for optimal performance with maximum feasibility.Input voltage for the adapter is 100-240V AC.Output voltage for the adapter is 19.5V.Features a barrel connector type interface.Power up your portable devices with the constant voltage supply.AC Adapter provides a dependable and fast charging solution for your notebook with maximum productivity.Comes with a 1 year limited warranty

Price is  $85.49
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BTI AC Adapter (RC2-00001-US) image 1
Item: IM15CT276
Model: RC2-00001-US

Power up your portable devices with the constant voltage supply.Up to 31 W maximum power output.2.58 A helps charge quickly

Price is  $41.49
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Dell 165W USB-C GaN AC Adapter for Dell Laptops, Black (450-BFVH) image 1
Item: IM1Z38218
Model: 450-BFVH

Power up your productivity with the Dell 165W USB-C GaN AC Adapter, engineered for high-efficiency charging in a compact design. Featuring advanced GaN technology, it delivers powerful performance while remaining lightweight and travel-friendly. The USB-C interface ensures universal compatibility with modern Dell laptops, and its 165W output supports demanding devices with ease. Ideal for professionals on the move, this adapter combines speed, reliability, and sleek portability in one smart solution..USB-C GaN AC Adapter designed for high-efficiency laptop charging.Compatible with USB-C enabled Dell laptops, including select Precision, XPS, Latitude, and Inspiron models.3.28 ft cable length for faster, efficient execution of mounting to ensure maximum reliability.Supports high-performance laptop charging with up to 165 watts of output.Input voltage for the AC power adapter is 100-240V.Delivers constant 20 V DC for smooth functioning & charging of the device.Features a USB-C connector interface for universal and efficient power delivery

Price is  $107.91
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BTI AC Adapter , 741727-001-BTI image 1
Item: IM15CX575
Model: 741727-001-BTI

Power up your portable devices with the constant voltage supply.Up to 45 W maximum power output.2.37 A current helps your device charge quickly

Price is  $48.99
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BTI AC Adapter (V5Y26AA#ABA-BTI) image 1
Item: IM15CT289
Model: V5Y26AA#ABA-BTI

Power up your portable devices with the constant voltage supply.Up to 45 W maximum power output.Device Supported: Notebook, Chromebook, iPad, MacBook, Smartphone

Price is  $24.89
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BTI AC Adapter (AC-2065134) image 1
Item: IM15CT291
Model: AC-2065134

Power up your portable devices with the constant voltage supply.Up to 65 W maximum power output.3.25 A helps charge quickly

Price is  $63.27
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Dell 45W Slim AC Adapter for Dell Inspiron and XPS Laptop, Black (4H6NV) image 1
Item: IM1SL7535
Model: 4H6NV

Stop lugging your AC adapter back and forth between home and office. Get a second AC adapter for your notebook and keep one in the office and one for home or travel..Slim AC Power Adapter designed for use with various Dell laptops..compatible with various Dell laptops, including models from the Inspiron, XPS, Vostro, and Latitude series, such as the Inspiron 14 (7437), XPS 11, XPS 12, XPS 13 (9333), Vostro 3459, and Latitude, among others..It has a cable length of 3 feet (0.9 meters)..45 W maximum output power for maximum dependability and added productivity..AC Adapter with 120 V AC input voltage for better reliance and maximum dependability..Delivers constant 19.5 V DC for smooth functioning & charging of the device..Features a slim DC barrel connector designed for efficient power delivery to compatible Dell laptops..2.31 A current enables your device recharge quickly..Comes with a 1 year limited warranty.

Price is  $82.99
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About Constant Voltage Power Supplies

Constant voltage power supplies are essential components in various electronic applications, providing a stable voltage output to ensure the reliable operation of devices. These power supplies are designed to maintain a consistent voltage level, making them ideal for powering sensitive electronics, industrial equipment, and communication devices.

With a focus on efficiency and reliability, constant voltage power supplies are available in various wattages and configurations to meet diverse power requirements. They are crucial for applications where voltage fluctuations can lead to equipment damage or performance issues.

When selecting a constant voltage power supply, consider factors such as output voltage, power rating, and form factor. Many models offer features like short-circuit protection, over-voltage protection, and thermal shutdown to enhance safety and reliability in demanding environments.

Additionally, look for power supplies with multiple output options and compatibility with various devices. This versatility ensures that you can power a wide range of equipment while maintaining optimal performance and efficiency in your operations.

What is a constant voltage power supply?

  • A constant voltage power supply is a device that provides a stable output voltage regardless of changes in load current or input voltage. This stability is crucial for the proper functioning of sensitive electronic devices.

What are the applications of constant voltage power supplies?

  • Constant voltage power supplies are used in various applications, including telecommunications, industrial automation, medical equipment, and consumer electronics. They ensure reliable power delivery for devices that require consistent voltage levels.

How do I choose the right constant voltage power supply?

  • To choose the right constant voltage power supply, consider the required output voltage and current, the total power rating, and any specific features like protection mechanisms. It's also important to ensure compatibility with the devices you intend to power.

What is the difference between constant voltage and constant current power supplies?

  • Constant voltage power supplies maintain a fixed output voltage, while constant current power supplies regulate the output current to a specific level. The choice between the two depends on the requirements of the application and the devices being powered.

Are constant voltage power supplies safe to use?

  • Yes, constant voltage power supplies are generally safe to use, especially those equipped with safety features like over-voltage and short-circuit protection. Always follow the manufacturer's guidelines for installation and usage to ensure safety.

Can constant voltage power supplies be used for charging batteries?

  • Constant voltage power supplies can be used for charging batteries, but it's important to ensure that the voltage output matches the battery specifications. Some batteries may require a constant current during charging, so check compatibility before use.