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Best 300w Switch Power Supply

ROCKPALS 300W Portable Power Station Foldable 60W Solar Panel Charger, CPAP Backup Battery Pack for Camping, Home, Emergency

  • ...charged from a USB-C 30W PD input by wall outlet. 4)The portable generator can be charged from a carport about 6-7 hours while on-the-road/off-road. (Support pass through for DC and USB not for AC).
  • WHAT YOU GET: 1*ROCKPALS SP002 60w solar panel, different size of connectors, 1 * Rockpower 300w camping battery power supply, 1 * AC charging adapter, 1 * Car charging cable, 1 * Safety precautions card, 1 * Quick start card, user guide..
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T POWER Car Charger for Rockpals NinjaBatt OKPRO Freeman 300 600 Portable Power Station 200W 250W 300W & 500 Watt Solar Generator ONLY Ac Dc Adapter Power Supply

  • T-Power- For Auto Vehicle Boat RV Camper Cigarette Lighter Plug Charger. Brand-new Input Voltage Range: AC 100V - 240V - ( 12V).
  • ⚠️ ( Please Note ! that the " Portable Power Station " available in a number of different Models Number , Please Make sure Your Model or PN : Match this Listing , Thank you )))).
  • Compatible with: Rockpals 200W 250W 300W & 500 Watt Portable Generator Rechargeable Lithium Battery Pack Solar Generator Backup Battery Pack Rockpals WCE001 RP250W 250W 64800mAh 240Wh K53 350W 288Wh Portable Solar Generator , ROCKPALS Freeman 600 600W Portable Power Station ROCKPALS Freeman 300 300W Portable Power Station.
  • NinjaBatt Portable Power Station with 288Wh 280W 300W Lithium Battery NinjaBatt Model: SGR-PPS300-5 300W Portable Power Station PowerStation 26Ah / 280Wh Backup Lithium-ion Battery 300 Watts Ninja Batt AC110V/300W SGR-PPS3005 SGRPPS300-5 SGRPPS3005.
  • OKPRO Portable Power Station, 230W 550W Solar Generator, Portable Power Supply.
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Aclorol 5V 60A 300W Power Supply 110V / 220V AC to DC 5V 60amp Universal Transformer Switching Driver Converter Power Transformer for WS2812B WS2813 LED Strip Pixel Lights CCTV Camera Security System

  • Output: DC 5V 60A max. Output voltage can be adjusted 15%. Three sets of output Channel. ( Indoor use only! ).
  • High-quality raw mateerials- Pure Copper Inductors, High-performance Transformers, Dual-capacity Electrolytic Capacitors is The Guarantee of High-quality 5V 60A Switching Power Supply..
  • Multiple rprotection - With Over-voltage Protection, Overload Protection, Overheating Protection and Prevent Short Circuit..
  • Widely used - High quality Switch Power Supply it is perfect for all 5V power supply 60a projects, such as WS2811 2801 WS2812B WS2813 LED Strip Pixel light, CCTV Camera, Security System, Computer Project, etc..
  • Enough 300W output power and 5V stable output voltage will protect your electronic products from destruction, and it comes with cooling fan and many holes on the metal case, which makes heat dissipation more efficient..
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Diamond Audio MICRO4V2 4-Channel 600 Watts RMS Class D Amplifier

  • ...ce and reliability | Full Range Class D amplifier technology | Bridgeable for high power operation (CH1+CH2/CH3+CH4) | Balanced differential inputs for superior noise rejection.
  • Input sensitivity from 200mV to 10V accepts Line (RCA) and Speaker level input | Input selector switch (2 CH / 4 CH) | Selectable auto-turn-on mode: Signal Sensing (VOX), 12V Remote (REM) and DC offset (DC) | Fully variable, 12dB per octave, electronic crossovers | Built-in BTR Port (MICRO-USB) to connect our optional Bluetooth receiver-controller | Illuminated logo.
  • RMS Power Rating - RMS Power (2Ω): 150W x 4 | RMS Power (4Ω): 80W x 4 | Bridged (mono 1Ω): N/A | Bridged (mono 2Ω): N/A | Bridged (mono 4Ω): 300W x 2 | Topology: Full Range Class D Power Supply | Power Supply: Full PWM | Power Supply Threshold: 10.0VDC - 17.0VDC | Idle Current: (0.7A).
  • Distortion - THD 4 (1KHx @ 4Ω): 0.5% | S/N Ratio (A weighted @1W): -85dBA | S/N Ratio (A weighted @FP): -101.1dBA | Input Sensitivity - Low Input Level: 200mV - 10.0V | High Input Level: N/A | Input Impedance - Low Input Level: 20KΩ | High Input Level: 20KΩ.
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GOLABS R300 Portable Power Station, 299Wh LiFePO4 Battery Backup with 300W Pure Sine Wave AC Peak 500W, Car Outlets, PD 60W Quick in/out Solar Generator for Outdoor Camping Emergency CPAP Orange

  • 【UPGRADED LIFEPO4 BATTERY POWER SUPPLY】 One important advantage of LiFePO4 batteries over other types of batteries is thermal and chemical stability, which improves battery safety. It offers GOLABS portable power station 2000 cycles and more than 10 years using time..
  • 【60W PD QUICK CHARGE & VERSATILE OUTPUTS】 GOLABS portable power station build in 1* 60W PD (Input/ output).
  • 2* 110V 300W AC pure sine wave outlets (Frequency 60Hz).
  • 2* QC 3.0 USB outputs (5V/3A, 9V/2A, 12V/1.5A).
  • 【300W PURE SINE WAVE AC OUTLET】 For some sensitive devices, like CPAP, laptops, this GOLABS portable power generator will protect those devices by producing clean and stable electricity with the pure sine wave. Continuous 300W AC outlet and it can reach 500W peak power to start more electrical devices.
  • 【ECO-FRIENDLY CLEAN OUTDOOR POWER】 GOLABS power supply works without bothering noise, no fuel or gasoline, it can safeguard you and your devices by over-voltage protection, over-current and over-temperature protection. Battery Management System (BMS) can continue to escort you. You can use with confidence.
  • 【WHAT YOU GET】 You will receive 1* Golabs R300 Power Station.
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Nobsound G2 PRO Hi-Fi 300W Subwoofer Power Amplifier Mono Channel Class D SUB Audio Amp

  • With PBTL/SUB switch: convenient to use G2 PRO as full frequency amp or subwoofer amp, a SUB output is specially designed for active subwoofer. G2 PRO can connect to both passive and active subwoofers. And two G2 PRO can be used to drive left and right channel independently to avoid mutual interference..
  • Max 300W output power: using TPA3255D2 amp chip and equipped with 32V/5A large power supply, enough to drive 320W passive speakers or subwoofers. It also has a good match with outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers..
  • Best design and HiFi sound: with a gain switch to allow 2-level of output level setting (32/36 dB) and SUB frequency adjustment (40-300Hz). It also has built-in speaker protection circuit, low-pass filter to guarantee no audible noise even at high power output, SUB signal and amp can output at the same time to bring HiFi listening experience..
  • Mini size with exquisite appearance: mono integrated class D amplifier, simple compact design but with powerful function, more fashionable and durable solid aluminum chassis, very suitable for HiFi home and desktop audio system use..
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Securitron AQU126 Power Supply, 6 Ampere/12V DC

  • 300W high voltage power supply with single output, you can use it to generate the high voltage output..
  • Application: High voltage electric field, clean air, clean smoke, electrostatic air cleaner etc..
  • This high voltage power supply has shortcut protection and preventing spark-over protection..
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5.76CFM Solar Pond aerator With 4pcs 100W solar panels, 300W Pond & Lake Aerator with 24V 5ah Power Box,100' Weighted Tubing, With Faster Sinking Diffusers

  • ☀️ [Upgraded 400W Lithium Battery Solar Aeration Pump Kit]: Solar Pond Aeration Pump Kit includes 100W*4 solar panels and 5.76CFM (300W) pond aeration pump and 5 Ah waterproof power box with switch. The newly upgraded and most comprehensive aeration pump system simplifies tedious steps for users..
  • 【Specially built for anti-floating diffuser】Using anti-rust and anti-corrosion base, changing the traditional whole piece of pure iron base, the base opens faster when the base opens downward, and the diffuser is not easy to float. Diffuser aeration holes are denser, producing air bubbles more evenly and faster. Use explosion-proof diffuser panels to eliminate diffuser cracking problems..
  • 【Integrated 24V 5Ah Power Box】: The creative controller and battery are perfectly matched, just press the switch to control the water pump to start and stop. There is no need for complicated settings, the power box controller will automatically adjust the solar panel and battery voltage to make the water pump work more stably. Do not expose to the sun and rain and keep ventilated for use. (20-30 minutes stop working for normal charging).
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Volvox sp, Living

  • 【High Precision, Low Ripple, Big LED Display, Output Switch Control】NICE-POWER 120V 3A DC power supply is a professional power supply regulator with high accuracy of 0.01V and 0.001A, low ripple of DC power supply. The backlit 4-digits LED display has the advantage of high resolution, which can be easily viewed even if you are in low-light conditions . Adjust the required voltage and current through the output switch button without the actual output power, safer and more energy efficient..
  • 【CE & FCC Certification, Multiple Protection, Various Application】Lab power supplies have passed CE & FCC Certification. 120V DC power supply has multiple protections: overvoltage protection, overcurrent protection, overheating protection, over power protection, short circuit protection, leakage protection. DC power supply is suitable for LiFePO4 battery charging, arduino project, laboratories, schools, electronic maintenance , electrolysis, electroplating, lamp test, aging test, DIY, etc..
  • 【Front Power Switch , Stable Vertical Design, Lightweight and Portable】The front power switch is very convenient. Bench power supply adopts stable vertical design, DC power supply has shock absorber rubber feet at the bottom, so it will be safer and more stable during ....
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ROCKPALS 300W Portable Power Station 280wh 78000mAh Solar Generator with 110V Pure Sine Wave AC Outlet USB-C PD Input/Output QC 3.0 CPAP Backup Lithium Battery for Outdoor Camping Emergency

  • POWERFUL PORTABLE POWER STATION: The latest ROCKPALS 300 is equipped with 280wh (10.8V/26Ah) lithium-ion battery pack, has enough power to charge....
  • MULTI FUNCTION OUTPUTS FOR CHOICE: Rockpals 300w portable power station features 1*pure since wave 110V AC outlets(300w rated, 500w peak).
  • FAST CHARGING: Quick charge USB 3.0 and 30W USB-C PD output for 40% faster charge, the Rockpower 300 power station for camping can meet the power....
  • EFFICIENT RECHARGING METHODS: 1)Built-in professional MPPT technology, the portable solar generator provides faster solar recharge rates for ROCKPALS....
  • SAFE AND RELIABLE: Backup battery power supply use battery management system (BMS) to improve battery utilization, extend battery life through short....
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2 Channel Bluetooth 5.0 Power Amplifier Stereo Audio Amp 200W APTX-HD Nobsound NS-15G PRO

  • QCC3034 Bluetooth & ES9018K2M chip: QCC3034 Bluetooth chip supports SBC /AAC /APTX /APTX-HD, lossless transmission with no delay. And add ES9018K2M as independent decoding chip, higher resolution brings better quality sound..
  • Tone off design and HiFi clear sound: more delicate and smooth sound can be enjoyed by adjusting treble / bass knob, presenting music with rousing highs and deep lows, also with bypass function to enjoy original sound..
  • Strong compatibility and large output power: with RCA and Bluetooth inputs, adopting 2PCS TPA3116 chip, max output power can reach 200W, comes with 19V power supply, can drive 200W (8Ω) or 300W(4Ω) speakers..
  • Unique design in appearance and technology: AUX / Bluetooth switch with red / blue indicator.
  • customized black aluminum case with multiprocess fine treatment, CNC precision cutting.
  • unique knurling knob with strong metal feelings.
  • metal DC outlet, no electric sparks flying..
  • Mini size and easy use but powerful and practical: with perfect protection circuit, perfectly suitable for desktop or a smaller space in home or office, easy to connect to your audio system, especially designed for the audiophiles who pursue HiFi sound..
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Allied Telesyn SL-8320BTX (AL-A300ATX) ATX12V V2.2 300W 80mm Fan PSU Bulk

  • Allied 300W 20+4-pin ATX PSU w/SATA General Features: 300 watts 115V, 230V switchable power supply.
  • 60/50Hz power draw One (1) 12-inch 20+4-pin ATX power connector.
  • One (1) 12-inch 4-pin 12V ATX power connector Four (4) large Molex 4-pin power connectors.
  • One (1) floppy drive power connector One (1) Serial ATA power connector Power Specifications:.
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ROCKPALS 300W Portable Power Station with 100W Solar Panel, Solar Generator with Panel Included for Backup Power, Outdoor Adventure and Camping

  • 2*dc port(12V/5A, 60W max), 2*USB 3.1A, 1*QC charge 3.0 USB and 1*USB-C PD output (20V/1.5A, 30W max) can charge your small digital devices effectively.
  • FAST CHARGING: Quick charge USB 3.0 and 30W USB-C PD output for 40% faster charge, the Rockpower 300 power station for camping can meet the power supply for all your PD devices, from smartphones to laptops, at top speed - revive your MacBook Pro in only 3-4 hours.
  • EFFICIENT RECHARGING METHODS: 1)Built-in professional MPPT technology, the portable solar generator provides faster solar recharge rates for ROCKPALS 100W solar panel (sold separately) about 4.5-6.5 hrs.
  • 2)Recharge from an AC wall outlet about 4.5-5.5 hrs.
  • 3)It also can be full charged from a USB-C 30W PD input by wall outlet. 4)The portable generator can be charged from a carport about 6-7 hours while on-the-road/off-road. (Support pass through for DC and USB not for AC).
  • SAFE AND RELIABLE: Backup battery power supply use battery management system (BMS) to improve battery utilization, extend battery life through short protection, overcurrent protection, overvoltage protection, overload protection, and overheating protection.
  • With PURE SINE WAVE function charge your devices more stable and safety without damage and reduces a....
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