CosyHome 3648В КТ?25A Electric Bicycle Sine Wave Controller: Sine wave technology
Available Options
If you're after a ride that's as smooth as butter and just as satisfying, the Electric Bicycle Sine Wave Controller is your new best friend. Thanks to its clever use of sine wave technology, it cuts down on the usual racket and shakes, making your ride quieter and comfier. Perfect for those with 9mos SM systems, and hey, it even throws in the Lightline feature—because seeing where you're going at night is kinda important, right?
Why you'll love it:
- Sips power like a fine wine, boosting your bike's energy efficiency
- Goes easy on your motor, so it lasts longer (and so does your wallet)
- Turns every ride into a glide with its buttery smoothness
- Compatible with 9mos SM
- Includes Lightline feature
- Rectangular wave design
- Sine wave technology
General specs
- Brand: CosyHome
- Model: 3648В КТ?25A
- Seller: Joom
- Technology: Sine wave
- Compatibility: 9mos SM
- Features: Lightline
- Wave Design: Rectangular
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
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CosyHome 3648В КТ?25A Sine wave technology
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Sine Wave Controller for Electric Bike Waterproof design
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CosyHome 886 Thumb 36V/48V/60V compatibility
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3CZY KT-16A For electric bicycles
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| Brand | CosyHome | CosyHome | CosyHome | CosyHome | CosyHome | 3CZY |
| Model | 3648В КТ?25A | 886 Thumb | S866 | KT-16A | ||
| Color | ||||||
| Rating |
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| Price | $59.39 | $68.97 | $76.28 | $30.10 | $94.09 | $81.01 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 30, 2025 | August 29, 2025 | August 29, 2025 | August 30, 2025 | August 29, 2025 | August 13, 2025 |
| Voltage | 36V, 48V | 36V | 36V, 48V | |||
| Current | 25A | 38A | 40 A | |||
Electric Bicycle Sine Wave Controller
Reviews
Charlotte L.
Dallas, TX
June 25, 2025
as a stay-at-home parent in dallas, i bought this for my electric bike to make grocery runs smoother and more efficient. compared to my old setup, this one is way quieter and doesn't have that annoying hum or vibration—it just glides along. i've been using it for a couple of months now, and it's held up well, though i wish it was easier to install on my own. overall, it's a solid upgrade that makes riding more enjoyable, but i'm not sure it's the best value out there. i'd recommend it if you want a comfier ride and don't mind the higher price tag.
- Pros: the ride feels incredibly smooth and quiet, which i really appreciate since it makes my daily errands more pleasant. it seems to use power efficiently, so i don't have to charge my bike as often, and it's gentle on the motor, which should help it last longer. the built-in light is a nice touch for evening rides, making it safer without extra gadgets.
- Cons: packaging is fine, but setup was a bit tricky for someone not super tech-savvy; i had to get help to install it properly. it's a bit pricey compared to other options i've seen, and while it works well, it didn't blow me away enough to justify the cost fully. also, it's only compatible with certain systems, which might limit who can use it.