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Electric-hydraulic brake actuator with brake lines lets you use an electric brake controller from inside your vehicle to adjust and control your trailer's hydraulic brakes. Enjoy convenience as you achieve greater braking control and performance.
Features:
Specs:
Note: Do not power wash the Hydrastar actuator or take it through a commercial car wash. High-pressure water may damage the seals on the actuator.
The Hydrastar electric-over-hydraulic trailer brake actuator applies pressure to your trailer's hydraulic brake system in response to the electrical signals sent from your in-cab brake controller. As a result, your trailer's hydraulic brakes will be activated every time you apply the brakes in your vehicle or press the manual override on your controller. You will get responsive hydraulic braking, which you control conveniently from inside your vehicle with your electric brake controller.
Hydrastar Electric-Over-Hydraulic Actuator vs Standard Surge Brake Actuators
With the Hydrastar electric-over-hydraulic actuator, you can get all the benefits of towing with an electric brake controller while using hydraulic brakes. Because this actuator will activate according to the settings you have chosen for your brake controller (sold separately), you will have more control over when and how your trailer brakes engage. Depending on the features of your brake controller, you may be able to control both the rate and intensity with which your trailer's brakes activate. You can also use the manual override on your brake controller, which allows you to engage the trailer brakes without having to apply the brakes in your vehicle. And perhaps most impressive, if you have a proportional brake controller, your brakes will be activated with an intensity that matches the braking speed and power of your rig.
This pump-and-motor-based system increases response time compared with traditional actuators because the trailer brakes are triggered when you apply the brakes in the tow vehicle, as opposed to when the trailer pushes against the hitch ball. This not only gives you faster, more efficient braking, but it also eliminates the pushing sensation that occurs in setups that use standard surge brake actuators.
Hydrastar actuators are also beneficial because, unlike standard surge couplers, they allow you to activate your brakes when reversing down an incline, such as a boat ramp. Having the ability to brake in reverse gives you more control and prevents wear on your tow vehicle.
Hydrastar Installation
This Hydrastar electric-over-hydraulic brake actuator will give you years of trailer-stopping performance. The actuator mounts on your trailer's frame with the included hardware. Then it splices into the trailer's wiring and connects to your hydraulic brake lines from the 3/16" female port.
Durable Construction
Just like other Hydrastar electric-over-hydraulic actuator models, this system is built of extruded anodized aluminum for superior corrosion resistance. The weathertight seals protect internal components from the elements.
Brake Controller Compatibility
Not all electric trailer brake controllers work with this electric-over-hydraulic brake actuator. See the following table to determine compatibility with common models of brake controllers. For best performance, it is recommended that you use an aftermarket electric brake controller rather than an OEM factory-installed controller.
| Manufacturer | Vehicle Years/Controller Models | Compatible | Compatible if Used with HBA-CAM | |
|---|---|---|---|---|
| Vehicles | Ford | 2005-2006 | Yes | |
| 2007-2008 | No | Yes | ||
| 2009-2015 | Yes | |||
| Dodge | 2010-2015 | Yes | ||
| GMC/Chevy | 2007-2015 | No | Yes | |
| Brake Controllers | Drawtite | 5500 Activator II | Yes | |
| 5510 Activator II | Yes | |||
| Hayes | 81741B Energize III | Yes | ||
| 81760 Engage | Yes | |||
| 81792K G2 | Yes | |||
| 81725 Syncronizer | Yes | |||
| 81770 Endeavor | Yes | |||
| Hopkins | Impulse Digital 47325 | Yes | ||
| Insight 47297 | Yes | |||
| Brake Force 47225 | No | |||
| Reliance 47284 | No | |||
| Agility 47295 | No | |||
| Maxbrake | Brake Controller | Yes | ||
| Redneck | Redline TA900 | Yes | ||
| RedlineTA900A | No | |||
| RedlineTA1000 | No | |||
| RedlineTA1100 | No | |||
| RedlineTA1200 | No | |||
| Tekonsha | 90185 Prodigy | Yes | ||
| 90885 P2 | Yes | |||
| 90195 P3 | Yes | |||
| 90160 Primus IQ | No | |||
| 9030 Voyager | Yes | |||
| Valley | VA32812 Blackbird | Yes | ||
| VA32811 Phantom | Yes |
Customer Satisfaction Score:
97% were satisfied with this product
3% of customers were not satisfied
Ratings & Reviews

Scott K.
5/12/2021
Super!

Katrina B.
5/11/2023
It seems that the manufacturer prefers to handle all warranties. Lets get you their information via email.

Heather A.
10/9/2020
Thank you for your review. The Hydrastar Actuator will wire to the breakaway kit of the Kaufman trailer and the electric brake controller in the tow vehicle. I have attached an electrical diagram for a visual of how the wires attach. You should already have a brake controller for the electric brakes but if you have an OEM brake controller it will need to be replaced. I recommend the Prodigy P3 90195 which is one of our most popular brake controller options. If you need a breakaway kit, I recommend Hopkins engager break away kit part 20099 because of its convenient push to test button and built in charger.
Helpful Links
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James
4/12/2019
I am happy with the actuator and how well it is working

John B.
10/23/2013
Have Hydrastar HBA12 1200psiG7 on tandem boat trailer. Breakaway activates brakes well but brakes activated thru vehicle do not work.A check of power from vehicle to trailer indicates circuits are all good. Can hear contact noise from inside brake unit but pump doesnt start but thru breakaway activation the pump works well.Have been told the fault is in the Electronic Chip that activates the pump. Is this correct and if so can I purchase that part only? What part number do I order? Appreciate your reply. John B

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Frank C.
5/8/2022
Juste great, as new