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⚙️ adjustable onyehn voltage controller 1803bk logo

⚙️ Adjustable Onyehn Voltage Controller 1803BK Review

3

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Terrible

Revainrating 1.5 out of 5  
Rating 
1.7
🔌 Electrical Controls & Indicators, 💡 Industrial Electrical

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Description of ⚙️ Adjustable Onyehn Voltage Controller 1803BK

IMPORTANT NOTES: AN APPROPRIATELY RATED FUSE (RATED A LITTLE HIGHER THAN THE MAXIMUM CURRENT YOU EXPECT TO DRAW) IS RECOMMENDED TO ENSURE SAFE OPERATION. THE CONTROLLER IS SAFE WITH A SELF-RECOVERY FUSE 2A. IT WILL BE DAMAGED IF CONNECT THE SUPPLY VOLTAGE WITH WRONG POLARITY. DOUBLE CHECK ALL CONNECTIONS BEFORE APPLYING POWER AND ALWAYS TURN OFF THE POWER SUPPLY BEFORE MAKING ANY WIRING CHANGES. NOTE: DC MOTOR SPEED REGULATOR DC POWER SUPPLY, DO NOT BE DIRECTLY CONNECTED TO HOUSEHOLD 220V AC.This Brand New 1803BK DC Motor Speed Controller allows controlling the direction of a DC the motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully the product adjust from 0%-100%. With a self-recovery fuse 2A and a Power-On LED light.If the current is too large, it will be automatically disconnected, and the fuse will automatically recover after cooling. PWM DC motor speed controller with switch function. CONNECT A VOLTAGE OF 1.8V-15V DC TO THE CIRCUIT MAKING SURE OF THE CORRECT POLARITY OF THE CONNECTION. NOTE THAT THE VOLTAGE APPLIED TO THE MOTOR WILL BE SUPPLY VOLTAGE APPLIED TO THE CIRCUIT. IT IS RECOMMENDED TO ADD AN APPROPRIATELY RATED FUSE IN LINE WITH THE POSITIVE SUPPLY IN ORDER TO PROTECT THE CIRCUIT FROM ANY POSSIBLE SHORT CIRCUITS. This is a speed governor with a maximum current of 2A. If the continuous current is greater than 0.5A, the 775 motor and the stroller motor will not move. Don't buy it wrong. It is not recommended to supply power greater than 12V, such as 12V lead-acid batteries, which may cause damage to the governor.

Reviews

Global ratings 3
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  • 4
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  • 3
    1
  • 2
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  • 1
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Type of review

Revainrating 1 out of 5

more than half defective

I have used more than 100 of these products in the last 3 months. Not a single defective item. in the last 3 weeks more than half of these motor controls have failed. Devices with switch shorting that do not offer on/off or voltage control...

Pros
  • tools and household goods
Cons
  • doubt

Revainrating 3 out of 5

Quality control is not the best

Of the 4 I've used, 1 didn't work at all and 2 didn't have the red LED lit. Cheap as chips but quality control is below standard. Note that when mounting to the case with the leveling knob, the front of the 4mm PCB will break off. If you don't understand this, you can't install it.

Pros
  • Controls
Cons
  • There are new competitors

Revainrating 1 out of 5

Actual current is almost zero

Connecting these modules is simple: there is +/- for power and +/- for load. In my case, the load was a 30mA 80mm fan (that's a milliamp, not an amp). The polarity of the power supply and the fan must be observed. Two modules died instantly. One smoked, the other smelled hot, then stopped. I wouldn't waste your time and money on this. They are complete rubbish.

Pros
  • Electrical
Cons
  • alt