Reverse Lockout Solenoid For Dexter DX12.5 Actuator

Question

Question:

Hi, I want to buy a reverse solenoid shield for my Dexter DX12.5 actuator. Do you sell a solenoid shield that fits? thanks!

asked by: Sophie O

0

Expert Reply:

Hello Sophie, we sure do! For your Dexter DX12.5 actuator you can use the following reverse lockout solenoid:

- Replacement Solenoid Valve for Dexter Brake Actuators with Reverse Lockouts # T4748800

expert reply by: Jesse M

0

Replacement Solenoid Valve for Dexter Brake Actuators with Reverse Lockouts # T4748800
(click to enlarge)

Jesse M.

10/30/2025

Hey Sophie, how did the reverse lockout solenoid work with your Dexter DX12.5 actuator? Knowing how it fit could help others looking for the same setup.

Sophie O.

10/30/2025

@JesseM I asked about a shield. You recommend a solenoid. I don't see how one can replace the other.

Jesse M.

10/31/2025

@SophieO I gotcha. Sorry about that. So we do not have a shield specifically for that model but I have heard of people retrofitting the Solenoid Shield for Dexter Model 10 and Model 20 Trailer Brake Actuators part # T4836100183.

Answer 1

It should, Gene. The DeeMaxx Hydraulic Brake Line Kit #DE37SR is designed for triple axle trailers, and will work great with with disc and drum brakes. You're just going to need to make sure the fitting sizes are the right size. This kit uses…

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Answer 2

Hydraulic systems are preferred on boat trailers because water and electricity do not mix well. The hydraulic surge brake system is self contained on the trailer and the only connection to the vehicle is the reverse lockout switch that is powered…

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Answer 3

There are only 3 real possibilities for your lockout failing to work properly on the #DX29FR. The first would be the power. Since it sounds like you are getting 12V power to the solenoid it doesn't sound like this is the issue. The second would…

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Answer 4

For your Dexter DX 12.5 Surge Actuator, you are going to need the: -Dexter Zinc-Plated Brake Actuator #T2477600. This is going to be the same exact Dexter DX 12.5 surge actuator that you currently have on your trailer. Attached is a product overview…

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Answer 5

Hello Gregg, I think I can help shed some light on what is going on. Basically, there are two ways to stop surge brakes from actuating when backing up the trailer. The first and most popular way to do this is to use a surge brake actuator with a…

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Answer 6

The Demco Hydraulic Brake Actuator part #DM8104311 is a fit for trailer tongues 3" wide. If this is what you have then it will work well. If you are however looking for the bolt hole spacing then you can reference the attached photo.

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Answer 7

Your trailer must have free backing brakes if you have never used the surge brake actuating coupler reverse lockout. If you did not have free backing brakes, your brakes would most likely brake even if they didn't lock up when you back up because…

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Answer 8

Hey Kevin, we have tandem axle brake line kits that would work great on your TA96BT 23-27 EZLoader boat trailer. We have the part #DM6098 which has a 15 foot main line and w have the part #DM5951 which instead has a 16 foot main line. I wasn't…

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Answer 9

Hey Will, The damper shocks should be held in place by two 5/8" bolts with either castle nuts or pins to lock them in place. To get these you'll likely need to remove the inner sleeve of the actuator. If you want to send me some pictures I…

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Answer 10

Replacement master cylinders will be brand specific, so they cannot be mixed and matched. As an example, the Titan master cylinder #T2374600 will only fit their Model 10 and Model 20, and the Demco master cylinder #5650 will only fit their drum…

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Answer 11

We do have a surge actuator that can add an electric lockout for drum brakes. I recommend the Titan Zinc-Plated Brake Actuator, part #T43397007K. This actuator is adjustable to fit 1-7/8, 2, and 50-mm hitch balls and is a bolt-on for 3 inch wide…

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Answer 12

For a replacement you need the Titan Zinc-Plated Brake Actuator #T2477600. This is the Titan Model 10 which is the same as the Dexter DX12.5 you currently have on your boat trailer.

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