ReviewsAutomatic Circuit Compensation

HITBOX MIG Welder 200Amp – 110V 2 in 1 Gasless Flux Core Welder ARC/MMA Welding Machine with IGBT Inverter, Portable Automatic Wire Feed Welders No Gas-HBM200

Powerful machine :Up to 200Amp output allows you to weld mild steel up to 5/32” in the plate. Suitable for 0.30” & .035” flux core wire. Automatic change of the voltage & wire feeding speed by adjusting the amperage.
Multi-Process：Gasless MIG/Stick 2 -in-1 Welder.ARC mode fits rods: E7018, E6013, E6011.
Advanced IGBT&Inverter & 60% High duty cycle ensures long time operation.Closed loop feedback control, constant voltage output, workable under mains voltage fluctuation within ±10%.
Adjustable welding voltage and current, excellent welding performance. Adopting unique welding dynamic characteristic control circuit in Gasless, stable arc, little spatter, beautiful weld bead, high efficiency.
Automatic compensation for voltage fluctuation, over current protection, over load protection.Perfect for Home DIY and Repair, Maintenance, Metal Fabrication, farm & road equipment.

Check Stock

Level Converter Module, Anti-high Frequency Interference Faster Transmission Speed Signal Isolator Transmitter for Circuit Boards(Two inputs and Two outputs 0-5V)

Sprays are used to protect circuit boards and related equipment from environmental erosion..
Has good low temperature resistance, superior insulation, moisture, leakage, shock, corrosion, anti-aging and other properties..
Photoelectric isolation against high frequency interference, suitable for a wider environment, protect equipment, and not affect the temperature of the working environment..
Better stability, higher isolation voltage, faster transmission speed, faster response, high signal fidelity, high power carrying capacity and long service life..
Use automatic compensation technology to achieve a temperature drift of less than 25ppm..

Check Stock

Hail, Claudio!: The Man, the Manager, the Miracle

NE/SA/SE4558 is fully pin compatible with RC/RM/RV4558.
Suitable for use as active filter compensation amplifier audio preamplifier equalization amplifier and as various linear amplifiers in electronic instruments.

Check Stock

HUIXINLIANG Oxygen Tester Portable Dissolved Oxygen Meter,0.0~199.9% Dissolved Oxygen Degree% Range Oxygen Analyzer Meter,Probe Portable Dissolved Oxygen Meter Water Oxygenator,Easy to Carry

Automatic temperature compensation range: 0 ~ 40 ℃.
Response time: 003c30s (20 ℃ when the 90% response).
Dissolved oxygen Measurement range: (0 ~ 20) mg/L.
Dissolved oxygen Basic error: + / - 0.3mg/L.
Product Overview: The instrument can be divided into two parts: sensor and electronic unit. The sensor film type polarographic oxygen electrode. The electronic unit is composed of a high integrated circuit. Instrument using dot matrix liquid crystal display, can display dissolved oxygen value and temperature..

Check Stock

Level Converter Module, Anti-high Frequency Interference Faster Transmission Speed Signal Isolator Transmitter for Circuit Boards(Two inputs and Two outputs 0-10V)

Sprays are used to protect circuit boards and related equipment from environmental erosion..
Has good low temperature resistance, superior insulation, moisture, leakage, shock, corrosion, anti-aging and other properties..
Photoelectric isolation against high frequency interference, suitable for a wider environment, protect equipment, and not affect the temperature of the working environment..
Better stability, higher isolation voltage, faster transmission speed, faster response, high signal fidelity, high power carrying capacity and long service life..
Use automatic compensation technology to achieve a temperature drift of less than 25ppm..

Check Stock

Portable Refractometer Professional Hand Held Brix Refractometer 0~90% Specific Food Beer Milk Fruit Juice Sugar Meter Tester

PROFESSIONAL TESTER ：A professional tester to meaure the sugar concentration of beer, wine, fruit juice, milk, honey and other beverages.
PORTABLE TO CARRY：Aluminum construction is lightweight, it is small size and portable to carry.
AUTOMATIC TEMPERATURE COMPENSATION ：Automatic temperature compensation and temperature will not affect the reading.
EASY TO READ：High accurate and the clear calibration is easy to read.
COMFORTABLE RUBBER HANDLE ：The rubber handle is non-slip, soft and comfortable to hold.

Check Stock

Oakton AO-35423-01 EcoTestr pH 2+ Pocket pH Meter 1 pack

AUTO CALIBRATION: The PH meter has an auto temprature compensation feature that adjusts to water temperatures and water quality to give pH readings almost instantly. As well, you can calibrate the tester with one touch button using Buffer Powder..
FAST AND HIGH ACCURACY: Our Digital PH Meter can ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance and safe for use with Tester precision pH accuracy. Tester has a sensitive electrode sensor to read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading..
AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0 DegreeC - 80 DegreeC (32 DegreeF - 176 DegreeF)..
WIDE USE: Pocket Size PH Meter is the ideal test kit for home and laboratory uses.Suitable for testing the pH of drinking water, swimming pools, aquariums, reverse osmosis systems, spas or hydroponics.
ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine and beer, etc..
MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x PH meter, ....

Check Stock

0-90% Brix Meter Refractometer,V-Resourcing Portable Hand Held Sugar Content Measurement for Sugar, Food, Fruit, Beverages Honey

1.Hand-held Refractometer, used to measure the density of sugars in the solution, the brix scale range is 0 to 90%..
2.Widely used in Measurement Sugar Content of sugar, food, fruit, beverages Honey etc.
3.Hand Held Refractometer with Automatic Temperature Compensation,Automatic Temperature Compensation: 10℃~30℃.
4.Easy to use,Compact in size and light in weight, packed with a plastic case, convenient to store and carry around.Comes with pipette, screwdriver, cloth and plastic case..

Check Stock

YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit

Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes.

Check Stock

Extech DO700 Portable Dissolved Oxygen Meter

Measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.
Automatic salinity compensation and manual barometric pressure compensation for DO measurements.
One button pH calibration (4, 7, and 10pH).
Choice of 3 point pH calibration for better accuracy.

Check Stock

PowMr 100A MPPT Solar Charge Controller 12/24V Auto Max PV 96V with LCD Display,Solar Controller 1300W/2600W Input Solar Panel Regulator fit for Lead Acid Batteries (Sealed, Flooded and Gel)

100A MPPT solar charge controller:12/24VDC automatically identifying system voltage.Support 3 charging(constant current, constant voltage, floating charge) lead-acid battery options: Sealed, Gel, Flooded,Parameter user can reset.
MPPT controller MAX.PV input power:1300W(12V system),2600W(24v system),Battery capacity configuration ≥800AH,Maximum power current 100A,Maximum open circuit voltage (V) ≤96V.
All the Various Real-time data show on one display ,Convenient user to check，the power supply uses ultra low power chip ,reducing static standby power consumption ,reduce energy loss,Automatic temperature compensation function.
Dual USB 5V Output charge 2.4A for phone charging, with function button to "manually" open load or manually close the load. Long press and hold this button for 5 seconds to restore the factory settings.
Full protection:Battery reverse discharge protection,Battery reverse polarity protection,Battery under voltage protection,Overload, short-circuit protection.Aluminum heat sink allows for efficient heat dissipation..

Check Stock