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Texas Instruments LM358P Low Power Dual OP Amplifier, General Purpose, 8-Pin, -16-32 Volt, 9.81 mm L x 6.35 mm W x 4.57 mm H (Pack of 15)

Four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages.
Wide Supply Ranges Single Supply: 2 V to 36 V, Dual Supplies: ±1 V to ±18 V, Differential Input Voltage Range Equal to Maximum-Rated Supply Voltage: ±36 V, Low Input Offset Current: 3 nA (Typical).
Low Supply-Current Drain Independent of Supply Voltage: 0.8 mA (Typical), Low Output Saturation Voltage, Common-Mode Input Voltage Range Includes Ground.
Low Input Bias Current: 25 nA (Typical), Low Input Offset Voltage: 2 mV (Typical), Low Output Saturation Voltage.
Example Applications: Industrial, Automotive: Infotainment and Clusters, Body Control Modules, Power Supervision, Oscillators, Peak Detectors, Logic, Voltage Translation.

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Yosoo 1000W ZVS Low Voltage Induction Heating Board Module Tesla coil 12V-48V Flyback Driver Heater DIY

This section of induction heating using low-voltage DC power supply 12-48V Maximum current 20A, maximum power 1000W..
Tested 53V power supply when working properly..
Because of its moderate power, can be used for small parts DIY players do hardening, annealing and other heat treatment, Also can be used with a graphite crucible melting gold, silver, copper, aluminum and other metals, uniform heating fast, very convenient..
24V input with no load current of 3A , 48V input with no load current of 6A.
The higher the voltage, the greater the heating current when the same thing, the effect is better, But at the same time heat is also large, so to eradicate the actual situation to select the input voltage, the general use of the words 24V or 36V power supply is enough..

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DC Buck Boost Converter, Drok 5V-30V Step Up Down to 0.6-30V Digital Control Power Supply, 6V 12V 24V Voltage Regulator, LCD Digital Display Buck Boost Module Voltage Transformer for Golf Cart

Output Power: 35W, Can Reach 50W If Add a Cooling Fan..
Display --- Digital LCD Display, Clear & Convenient to Watch..
Protection --- Over Voltage Protection(OVP).
Note --- When Input Voltage is Lower than 4.7V, it will trigger Low Voltage Protection. Recommend to use at Input > 7V. If Input Voltage < 7V, OutPut Power will be reduced..

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Valefod DC to DC High Efficiency Voltage Converter 24V to 12V 40A 480W Buck Converter DIY Power Supply Step-Down Transformer

【High-grade DC-DC Buck Converter】It adopts premium quality electronic components and waterproof (IP68) aluminum housing. Widely used for golf cart, club car, motor, speaker, GPS, car display screen, LED strip light, air-conditioner, electric fan, solar energy, DVD and other devices that requires DC 12V voltage..
【Input Voltage】 DC 24V (Input Range: 18V to 36V). A stable DC power is recommended as the input power supply, and the rated voltage supply should be within the voltage range of 18V to 36V..
【Output Voltage】DC 12V (Output Current: 40A). Please NOTE the output voltage/current/power is rated..
【Multiple Protections】Built-in over-temperature, over-current, over-voltage, output short- circuit protection to ensure your devices safely..
【Easy to DIY】Connect INPUT wires to power source, OUTPUT wires to your load device. The wiring diagram is labeled on the back of buck converter. Please don't power on before completing the circuit and connection, do not reverse the input and output interface. ※ Two INPUT wires = Red wire(positive pole) + Black wire(negative pole). ※ Two OUTPUT wires = White wire(positive pole) + Black wire(negative pole)..

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AGPTEK USB Wall Charger 5V 500mA for iPod, Sony, Walkmam, SanDisk MP3 MP4 Player, Fitness Tracker, Fitbit, Black

APPLICATION: This product is specially designed for MP3/MP4 Music Players or other deivces below 1A of input current. MP3/MP4 Music Player's normal charging input current is 500mA (0.5A). Phone charger with quick charge usually is 2A which might cause damage for music players or other deivces below 1A of input current..
USB INTERFACE: Simply connect with a USB cable (not included) and plug it into a socket..
CERTIFICATION: FCC, CE, UL, GS/TUV, ROHS..
INPUT VOLTAGE: 100-240V, 50/60Hz. OUTPUT: 5V/500mA..
MP3 Wall Charger for iPod, Sony, Walkmam, SanDisk, Fitness tracker, Fibit and AGPTEK Rocker A20 A02 M20 M20S M28 R2 G02 G05S G05W C05 A12 model etc..

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ResMed AirMini DC Converter 38839

⚠️⚠️⚠️❤Attention: ⚠️⚠️⚠️❤1.If the vehicle charger works abnormally, please open its DC terminal to check whether the fuse tube is damaged. If so, please replace the 250V 16A fuse tube, then the product can be used normally. ⚠️⚠️⚠❤2.When the vehicle charger is connected to the equipment, it can support the instantaneous maximum input voltage peak value of 10V-30V..
⚠️⚠️⚠️❤3.If the product is applied on other devices than the vehicle, the DC input shall meet the following power: When its DC input is 12V, the input current should no less than 8.3A.
When its DC input is 24V, the input current should no less than 4A, Otherwise, the vehicle charger may not work..
Input DC: 12V-24V (9–32V DC MAX) Output:24V 3.75A 90W.
Compatible With ResMed Airsense 10 Series: AirSense 10, AirSense 10 Elite, AirSense 10 AutoSet, AirSense 10 AutoSet for Her CPAP Machine with HumidAir Heated Humidifier.
Fits Resmed CPAP and BiPAP Machines S10 370001 +24V 3.75A 90W.
ResMed AirCurve 10 Series CPAP and BiPAP machine: AirCurve 10 S BiLevel Machine, AirCurve 10 VAuto BiLevel Machine with HumidAir Heated Humidifier.

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1200W High Power DC to DC Boost Converter, PEMENOL DC 10-36V to 12-80V Boost Module Step-up Transformer, Adjustable Charging Power Supply for Electric Vehicles and Solar Power

★High Power DC to DC Boost Converter: This module with a function of constant voltage and constant current. It can be used to provide charge for electronic devices. Suitable for voltage stabilization of solar panels, charging of batteries, lithium batteries, etc.
★Wide Input Voltage and Output Voltage: Input voltage: 10-36V.
output voltage:12-80V. The output current can be adjusted(Max 20A). ultra-low input and output voltage difference. When the current > 18A, please strengthen the heat dissipation.
★With Overcurrent and Short Circuit Protection : Double short-circuit protection (input 20A fuse).
with output anti-reverse flood protection, no need to add anti-reverse diode when charging.Note: There is no reverse connection protection, if you have this need, please connect a diode in series with the input.
★Large Heat Sink: Large heat sink design (85mm*62mm*64mm), and it has been processed with black oxidation (black oxidation has better heat dissipation). Which can prolong the service life of the module and make the conversion efficiency of the module higher.
★Widely Application: High-power LED constant current drive, Lithium battery charging, Ni-Cd or Ni-MH battery charging, Solar panels, Wind Turbines, and so on.

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Apple Barrel Acrylic Paint, 8 Fl Oz, Country Gray (Pack of 2)

Min/Max recalls highest and lowest readings.
Datalog up to 256,000 measurements (single input) or 131,000 measurements (dual input).
Dual channel recording of TRMS Voltage/Voltage or Current/Current or Voltage/Current with 1 second to 24 hour selectable sampling rate.
Features real time clock and low battery indicator.

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Comparator Dual177;18V/36V 8-Pin SO N T/R

Wide range of supply voltage Maximum rating: 2 V to 36 V, Low input bias current, Low output saturation voltage.
Low supply-current independent of supply voltage: 200 µA per comparator, Low input offset voltage.
Common-mode input voltage range Includes Ground, Output compatible with TTL, MOS, and CMOS.
Differential input voltage range equal to maximum-rated supply voltage: ±36 V, Example Applications: Vacuum robot, Single phase UPS, Server PSU, Cordless power tool, Wireless Infrastructure, Appliances, Building Automation, Factory automation & control, Motor drives, Infotainment & cluster.

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10 Pieces DC-DC Boost Converter 2A Adjustable Module Voltage Regulator Board Input Voltage 2 Volt-24 Volt to 5 Volt-28 Volt Output Voltage (Without USB Connector)

Product size: 36 x 17 x 14 mm/ 1.42 x 0.67 x 0.55 inch (L x W x H).
Method of use: the module of the IN+ and - after 2-24V, IN adjusting the potentiometer can adjust output voltage, output voltage is greater than the input voltage.
Matters needing attention: 1. The input voltage should not exceed the maximum input voltage.
2. The peak current output current is no more than TV university.
Package included: 10 x DC-DC power apply module booster power module, max output is 28Volt.

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50PCS PC817 Optocoupler in-Line 2.54mm Pitch 4-pin DIP-4 Mounting Transistor Output Opticalcoupler for Computer Terminals Timers Osciallators Dual Opamps Quad Opamp

Feature: Integrated circuits have the advantages of small size, light weight, small solder joints, long life, high reliability, and good performance..
Application: PC817 photocoupler is widely used in computer terminals, timers, osciallators, dual opamps, quad opamps, comperators, audio amplifiers, echo processors, current mode controllers, darlington arrays, voltage charge pump,etc..
Low input: Low input bias current, low input offset voltage and offset current. Common mode input voltage range, including ground..
Durable material: The chip is made of metal oxide semiconductor material, which has good thermal stability and long service life..
Package includes: 50pcs PC817C 2.54mm pitch 4-pin DIP-4 transistor output optocoupler..

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