SKU: 39291315733

HolyBro UBEC 12A (3-14S)

Sale price$29.58 Regular price$32.87
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Description

HolyBro UBEC 12A (3-14S)12A UBEC: The "Please Don't Fry My Servos" Power Module Look, we know why youre here. Youve got a massive 14S battery that could probably power a small village in the Cotswolds, and youre trying to connect it to a receiver that has the structural integrity of a wet biscuit. You need a regulator that doesnt double as a smoke machine. Enter the UBEC 12Athe heavy duty babysitter for your high voltage electronics. Why You Want It Most BECs give up the

12A UBEC: The "Please Don't Fry My Servos" Power Module

Look, we know why you’re here. You’ve got a massive 14S battery that could probably power a small village in the Cotswolds, and you’re trying to connect it to a receiver that has the structural integrity of a wet biscuit. You need a regulator that doesn’t double as a smoke machine. Enter the UBEC 12A—the heavy-duty babysitter for your high-voltage electronics.

Why You Want It

Most BECs give up the ghost when they see anything over 6S. This one laughs in the face of 14S LiPo packs. It takes that raw, unbridled DC chaos and turns it into a silky-smooth 6.0V to 9.2V output. It’s got a metal housing because heat is the enemy, and we know you're probably going to tuck this into a spot with zero airflow because you like to live dangerously.

Specs

  • Input Voltage: 3~14S LiPo (Because 6S is so 2019)
  • Output Voltage: 6.0V / 7.2V / 8.0V / 9.2V (Adjustable via DIP switches—yes, physical switches you can actually touch)
  • Continuous Current: 12A (Enough to feed even the hungriest servos)
  • Burst Current: 24A (For those moments when you panic-roll)
  • Efficiency: >90% (Less heat, more flight time)
  • Dimensions: 48 x 33.6 x 16.3 mm (Smaller than your ego after a crash)
  • Weight: 47.8g (Lighter than a pack of UK crisps)
  • Input Connector: XT30 (Small, reliable, slightly annoying to solder)

In the Box

  • 1x UBEC Power Module (The main event)
  • 1x XT30 18AWG Cable (Juice delivery system)
  • 1x DuPont 3P Cable (The bridge to your receiver)

Compatibility

Works with high-voltage servos, heavy-lift hexacopters, industrial drones, and that over-engineered RC lawnmower project you've been working on for three years. If it takes 3-14S and needs 12A, this is your guy.

Highlights

  • DIP Switch Control: No weird software or "hold the button while the LED flashes three times" nonsense. Just flip a switch.
  • Metal Shielding: Reduces EMI, so your FPV feed doesn't look like a 1980s TV during a thunderstorm.
  • Quad-Output: 4-channel parallel header pins because one output is never enough.

Notes

This is a synchronous step-down regulator. That means it takes high voltage and makes it low. If you try to do the opposite, you'll be buying another one very quickly. Also, keep the DIP switches away from curious fingers once set.

Disclaimer

Don't set it to 9.2V and plug in a 5V receiver. We won't judge, but your receiver certainly will (with fire).

Still Here?

If you’re still reading this, you’re either a crawler bot or someone who actually cares about power redundancy. Either way, stop overthinking your power loop and just get a BEC that won't melt. We're based in the UK, so shipping won't take an eternity. Add it to the basket already.

#UBEC #FPVLife #DronePower #MakerUK #14SVoltage #ServoPower

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 39291315733

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Alice
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Reviewed in the United States on May 26, 2026
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Reviewed in the United States on April 28, 2026
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Rachel
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★★★★★ 5
Super Sturdy with hours of fun.
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I got the small ones that you cannot put a water bottle in. These toys have held up way better than expected. I am dog sitting a very rough with toys dog named Chunk. He tears up ever. Single. Toy my dog (Ted) has. I bought new ones just for chunk. These appealed to me with the no stuffing, They were cheaper, and have a squeaker. Everything chunk needed. They arrived on time and I thought I wasted my money. They were super soft, like too soft. They felt flimsy and weak. Like 5 minutes with chunk and they be dead. 2 hours with my dog and they would have a rip. So far 2 of them (I set two out) have lasted the whole weekend. The bunny looks very rough and disgusting, but no rips, the squeakers still work, and no random fluff everywhere. I am going to wash the bunny once chunk leaves. My very careful doggo Ted loves them too. He throws them up in the air and catches them, plays tug of war with them, and no rips. They are super sturdy. He can’t wait until Chunk leaves (chunk is 2 and Ted is 12-13) so he can play with them.
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Amber B.
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He loved it so much, he destroyed it so we ordered another. I didn't realize that you can stick an empty water bottle inside. Again, the first one didn't last long, but he enjoyed it
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Doug Jones
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