More from Buddy RC →ZTW Seal 120A High Voltage Marine ESC
$159.99
In stock at buddyrc.com
The ZTW Seal 120A HV is a water-cooled brushless marine ESC in an OPTO version with no built-in BEC. It handles 120A continuous and 150A burst on 6 to 12S LiPo, using a three-pipe cooling system, over-temperature protection and signal-loss shutdown. At 125 g, it suits RC boaters running big, high-RPM brushless setups.
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Highlights
- 120A continuous, 150A burst (10 s)
- 6 to 12S LiPo or 18 to 38 NiMH
- Three-pipe water cooling
- Over-temperature and signal-loss protection
- Power arming protection
Best for
RC boaters on high-voltage brushless systems.
Things to consider
- OPTO version with no built-in BEC, so you need a separate receiver power source.
- The listing also lists a 5.5V/3A BEC output, which conflicts; confirm with the store.
- Programming software is mentioned, but programming hardware isn't.
Key specs
| Price | $159.99 |
|---|---|
| Continuous / burst | 120A / 150A |
| Battery | 6-12S LiPo, 18-38 NiMH |
| Dimensions | 65 x 46 x 23.5 mm |
| Weight | 125 g |
| Cooling | Water, three pipe |
Our take
A strong HV marine ESC; confirm the BEC detail before buying.
ZTW Seal 120A High Voltage Marine ESC at a glance
| Brand | Buddy RC |
|---|---|
| Price | $159.99 |
| Type | ESC |
| Availability | In stock at buddyrc.com |
| Returns | Items can be returned within 30 days of receipt with an RMA code requested by email.… |
Price check
At $159.99, the ZTW Seal 120A High Voltage Marine ESC is toward the top of Buddy RC's price range, whose 4,618 listed products run $0.25 to $9,999.
Similar items from other brands we track run $7.99 to $119.
Frequently asked questions
Does the Seal 120A have a BEC?
It's described as an OPTO version with no built-in BEC, though a BEC output is listed in specs. Confirm with Buddy RC.
What batteries does it support?
6 to 12S LiPo or 18 to 38 cell NiMH.
How much is the ZTW Seal 120A High Voltage Marine ESC?
Buddy RC lists it at $159.99 on buddyrc.com. We refresh prices throughout the day, but always confirm the final price at checkout.
What is Buddy RC's return policy?
Items can be returned within 30 days of receipt with an RMA code requested by email. Returns in new condition with original packaging have no restock fee; others are charged 10 to 20%, and shipping fees are not refunded.
How long does Buddy RC take to ship?
Orders placed before 2 p.m. EST usually ship the same business day from Columbus, Ohio, by USPS or UPS, with most packages arriving in 2 to 5 business days. Orders over $100 may ship free within the US, excluding most airplanes, and LiPo batteries ship only by UPS Ground.
Does the ZTW Seal 120A High Voltage Marine ESC come with a warranty?
Buddy RC's published warranty terms: Products older than 30 days may be exchanged under warranty but aren't eligible for a refund. Specific warranty terms aren't published in the policy text.
Where can I buy the ZTW Seal 120A High Voltage Marine ESC?
The ZTW Seal 120A High Voltage Marine ESC is sold directly by Buddy RC on buddyrc.com. The Shop now button on this page goes straight to the product there.
Is the ZTW Seal 120A High Voltage Marine ESC in stock?
Yes. Buddy RC lists it as in stock on buddyrc.com as of our latest check. Stock and prices refresh throughout the day.
Is Buddy RC a legit store?
Buddy RC is a strong pick for RC pilots who need specific parts, power systems or helicopter spares from a US warehouse with same-day dispatch. Skip it if you want generous returns, since shipping is never refunded and returns that aren't in new condition carry a 10 to 20% restock fee. Confirm the exact part number and motor or frame compatibility before ordering, because most of the catalog is model-specific. Our full Buddy RC review covers shipping, returns and what to check before ordering.
Is the ZTW Seal 120A High Voltage Marine ESC expensive?
At $159.99 it is toward the top of Buddy RC's range ($0.25 to $9,999 across 4,618 products), and similar items from other brands run $7.99 to $119.
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