SKU: 43536181269

Kavan Speed Controller R-20B BEC 20A

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Description

Kavan Speed Controller R-20B BEC 20AKavan Speed Controller R 20B BEC 20A DESCRIPTION AND FUNCTIONS OF THE ESC Extremely low internal resistance thanks to a new generation of power MOSFET transistors. Suitable for the vast majority of aircraft brushless motors powered by 2 3S LiPo Li ion or 5 9 cell NiCd NiMH batteries. For power supply from NiCd, NiMH, LiPo, Li ion batteries Linear BEC 5. 0 V with load capacity up to 2 A. Adjustable timing for optimum adaptation to the motor. Adjustable

  • Kavan Speed Controller R-20B BEC 20A

    DESCRIPTION AND FUNCTIONS OF THE ESC

    • Extremely low internal resistance thanks to a new generation of power MOSFET transistors.
    • Suitable for the vast majority of aircraft brushless motors powered by 2-3S LiPo/Li-ion or 5-9 cell NiCd/NiMH batteries.
    • For power supply from NiCd, NiMH, LiPo, Li-ion batteries
    • Linear BEC 5.0 V with load capacity up to 2 A.
    • Adjustable timing for optimum adaptation to the motor.
    • Adjustable voltage protection - disconnecting the motor when the supply voltage drops.
    • Safe power-on (prevents the motor from starting when switched on).
    • Overload protection (when the temperature reaches 110°C, the ESC limits the power).
    • Automatic throttle cutoff when the control signal is lost.
    • Linear throttle control.
    • Easy programming and setup with the transmitter or LED programming card KAVAN R.
    • Calibrate the throttle range to perfectly match the control signal from your TX.

    PROGRAMMABLE FUNCTIONS

    • Programmable brake (Off - On).
    • Optional battery type (Li-poly or NiCd/NiMH).
    • Adjustable motor cutoff type when the supply voltage drops (power reduction or immediate disconnection).
    • Adjustable cut-off voltage for motor disconnection - voltage protection against over-discharge of batteries (Lithium batteries: 2.85 V/cell, 3.15 V/cell, 3.3 V/cell.NiXX batteries: 0%/50%/65% of initial voltage value.)
    • Adjustable soft start for motors with gearbox and helicopters in three stages: Normal (300 ms) / Soft (1.5 s) / Super Soft (3 s).

    PROTECTIVE FUNCTIONS OF THE ESC

    • Start-up protection: If the motor does not start within 2 seconds after the throttle is applied, the ESC disconnects the motor.
    • Thermal protection: If the ESC temperature exceeds 110°C, the ESC will limit the output power.
    • Signal loss protection The ESC will limit power if the signal is absent for 1 s; a signal absent for more than 2 s will cause the motor to disconnect completely.

    Tip: When the first time the regulator is switched on, first calibrate the throttle range according to the instructions. Only then can the ESC be used and other parameters set using the transmitter or the KAVAN R LED programming card.

    Use: Airplane,helicopter ; Type: brushless ; Current rate [A]: 20 ; Max. peak current [A]: 25 ; NiXX cells: 5 - 9 ; LiXX cells: 2 - 3 ; BEC Voltage [V]: 5 ; BEC current [A]: 2 ; Lenght [mm]: 42 ; Width [mm]: 25 ; Height [mm]: 8 ; Weight [g]: 19 ; Regulation type: one-way ; Brzda: Yes ; Sensor input: No ; Programmable: Yes

    Used for Aeroplane,Helicopter
    Type AC
    Constant current [A] 20
    Max. peak current [A] 25
    NiXX cells 5 - 9
    LiXX cells 2 - 3
    BEC voltage [V] 5
    BEC current [A] 2
    Length [mm] 42
    Width [mm] 25
    Height [mm] 8
    Weight [g] 19
    Control one-way
    Brake Yes
    Sensor imputs No
    Programmable Yes

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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SKU: 43536181269

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4.6 ★★★★★
Based on 29 reviews
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R
Verified Purchase
Rayven Z
Waukegan, US
★★★★★ 5
Great quality and perfect for home workouts!
Style: Rack with 3 Pairs (3, 5, and 8 Pound)
I’m really happy with this dumbbell set. The weights are clearly labeled (3 lb, 5 lb, and 8 lb), which makes it super convenient to switch between exercises. The neoprene coating feels comfortable in hand and provides a good grip, even during longer workouts. The storage stand is a big plus—it keeps everything organized and saves space, which is perfect for a small home gym. The colors are also nice and make it easy to quickly grab the weight you need. Overall, this is a great set for beginners or anyone looking to add light strength training to their routine. Highly recommend!
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Reviewed in the United States on April 13, 2026
D
Verified Purchase
DCat
Pawtucket, US
★★★★★ 5
I’m A PT AND USING THEM IN MY CLINIC. PLS READ HONEST AND THOROUGH REVIEW.
Style: 15 Pound, Pair
I have been a PHYSICAL THERAPIST FOR 30 YEARS and I BOUGHT THESE FOR MY CLINIC. THESE WEIGHTS ARE COVERED IN A GRIPPING MATERIAL, NEOPRENE, MAKING IT COMFORTABLE and EASIER TO USE, ALLOWS YOU TO NOT LOSE YOUR GRIP, and IT IMPROVES THE SAFETY OF THE USER. I WILL BE BUYING THE 12&20 lb sets! THE VALUE FOR YOUR MONEY IS WONDERFUL!! AMAZON BASICS REALLY CAME THROUGH. It DID NOT INCLUDE AN INSTRUCTION GUIDE TO USE WEIGHTS SAFELY AND EFFECTIVELY. STELLAR FORM IS ALWAYS ESSENTIAL. MY WEIGHTS WENT UP TO 10 POUNDS, SO I DEFINITELY NEEDED ADDITIONAL WEIGHTS for those who can SAFELY TRANSITION . I MAINLY WORK AS A MANUAL THERAPIST …USING ONLY MY HANDS, AND MY BRAIN. TO DIAGNOSE AND TREAT ACCORDINGLY. (**ANYONE WHO HAS BEEN TO PT KNOWS THIS KIND OF ONE ON ONE TREATMENT IS UNHEARD OF**) I IMPLEMENTED MYOFASCIAL RELEASE, TRIGGER POINT THERAPY, DEEP TISSUE MASSAGE, AND APPROPRIATE STRETCHING AND EXERCISE . ONCE PATIENTS WERE ABLE, I INITIATED THERAPEUTIC EXERCISE. I WAS GETTING SO MANY REFERRALS THAT I MOVED FROM MY SMALL SPACE AND GOT A LARGER SPACE THAT LOOKS LIKE A TYPICAL PT CLINIC. I STILL EMPLOY ONE ON ONE TREATMENT, NO JUGGLING SEVERAL PATIENTS IN AN HOUR. I HAVE HIRED HELP TO ASSIST PATIENTS WITH EXERCISE AND STRETCHING. I PURCHASED TWO ADDITIONAL SETS ITHE SET IT I DID TO FIRST CHECK THEM OUT. I ADORE THESE AND HAVE SINCE ORDERED OTHER SETS. I LOVE TO WORKOUT AND I NEEDED TO USE THESE WEIGHTS MYSELF!! THERE ARE ALSO PATIENTS OF MINE WHO WILL PROGRESS TO THESE AS WELL. I AM SUPER IMPRESSED WITH THESE WEIGHTS AND CANNOT WAIT TO RECEIVE MY TWO OTHER SETS!! YOU WILL NOT BE DISAPPOINTED. EVEN IF YOU SWEAT, YOU ARE STILL ABLE TO HOLD ONTO THESE WEIGHTS COMFORTABLY AND SAFELY. SAFETY IS KEY, ALWAYS. I WAS EXTREMELY DELIGHTED THAT THEY ARE SOLD AS A SET BECAUSE MANY ARE SOLD SEPARATELY. THEY FIT PROPERLY ON A UNIVERSAL WEIGHT STAND, SO THEY ARE VERY EASY TO STORE. I CANT WAIT TO GET MY OTHER SETS! IT IS REALLY SAFE AND COMFORTABLE TO USE THESE WEIGHTS. THEY DID NOT GIVE OFF AN ODD ODOR, which is A HUGE PLUS because SOME OTHER BRANDS SMELL HEAVILY OF PLASTIC OR A CHEMICAL TYPE ODOR. THERE WAS NO ODOR AT ALL. THIS IS A HUGE PLUS. I AM COMFORTABLE SAYING THAT THESE WEIGHTS WILL LAST A LONG TIME BECAUSE OF HOW WELL THEY ARE MADE. YOU CANNOT BEAT THE PRICE EITHER!! THESE ARE ABSOLUTELY APPROPRIATE FOR PROFESSIONAL USE, AND, THEY ARE MEANT FOR PERSONAL USE AS WELL. SOMETIMES YOU JUST CANNOT GET TO THE GYM SO THIS IS WHERE THEY ARE KEY. HAND WEIGHTS HAVE THE ABILITY TO EXERCISE EACH MUSCLE OF THE TORSO AND ARMS. THERE ARE SOME EXCELLENT WEIGHT CHARTS OUT THERE TO SHOW YOU HOW TO DO THAT. IF YOU ARE GOING TO PHYSICAL THERAPY, THEN YOUR THERAPIST CAN INSTRUCT YOU AND KEEP YOU IN GOOD FORM. YOU COULD POSSIBLY HURT YOURSELF IF YOU WORKOUT INCORRECTLY. AS FAR AS THE LOWER EXTREMITIES, YOU CAN DO GROSS MOTOR EXERCISES BY HOLDING THESE WEIGHTS TO GET YOUR LEG MUSCLES BY DOING SQUATS, WALKING LUNGES, TOE RAISES, AND MORE. I DONT BELIEVE THAT MANY PEOPLE REALIZE JUST HOW MUCH YOU CAN DO FULL BODY EXERCISES WITH JUST TWO HAND WEIGHTS. IN CONCLUSION , THESE ARE EXCELLENT WEIGHTS THAT I WOULD RECOMMEND TO MY PATIENTS OR FRIENDS. THIS IS A HIGH QUALITY PRODUCT THAT WONT BREAK YOUR PIGGY BANK. I HIGHLY RECOMMEND VERY HIGHLY!. BUY WITHOUT RESERVATION!! A+++
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Reviewed in the United States on March 23, 2025
A
Verified Purchase
Aimee C.
Cuba, US
★★★★★ 4
Perfect size and weight with compact size
Style: Rack with 3 Pairs (3, 5, and 8 Pound)
I purchased the Amazon Basics Neoprene Dumbbell Hand Weights specifically for Pilates, and they’ve been a great addition to my routine. The size and weight are perfect for controlled movements, helping with muscle toning without feeling too bulky or awkward. The neoprene coating gives them a comfortable, non-slip grip, which is especially important during longer sessions or when your hands get a little sweaty. They feel secure and easy to hold through a full workout. I also like the shape—they don’t roll around on the floor, which makes transitions between exercises smoother and less frustrating. They’re compact enough to store easily but still feel durable and well-made. Overall, these are a simple, affordable, and effective option for Pilates or light strength training. I’d definitely recommend them for anyone looking to add a little resistance to their workouts without overcomplicating things.
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Reviewed in the United States on April 20, 2026
J
Verified Purchase
J. saroukhan
Fort Morgan, US
★★★★★ 5
Well made , gym quality
Style: 10 Pound, Pair
Color is nice and bright . The weights grips are good they do not slip . Prices reflect quality
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Reviewed in the United States on May 29, 2026
K
Verified Purchase
Kim Wood
Fort Morgan, US
★★★★★ 5
Good purchase
Style: 3 Pound, Pair
These are just the right weight for me to start gaining muscle back in my arms, after a large weight loss. They are of good quality, they are covered in a nice rubber like coating that is soft to the touch. They are small enough that i can take them with me when I travel. My dog has got hold of them a couple times and played with them, and they held up just fine without any damage.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026

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