7 Best Surge Protector for RV Review and Complete Guide

As a kid, I used to think that RVs are houses on wheel. Later on, I realized that the maintenance and care they required meant they are nothing less than a house.

To make the process easier, however, there are several products currently available. One such product is a surge protector.

A surge protector will protect your RV, or any vehicle, from unnecessary or surprise voltage spikes that would normally damage your vehicle. Hence, it’s fair to say that you need one of them around whenever you’re going off-road!

Best Surge Protector for RV
Best Surge Protector for RV

Best surge protector for RV in 2021

If you’re here, there’s a decent chance you’re looking for the best surge protector for yourself. It’s fair to say that their importance in every vehicle enthusiast’s arsenal is tantamount, which is why we believe that you should never settle less than the best.

To help you get there, we’ve compiled the top 7 products currently available in 2019. In the upcoming segment, we’ve made a brief comparison table that will help you figure out what might work best for you.

Comparison Table of surge protector for RV

Power protection
Surge-Guard-35550Surge Guard 35550
(Editor’s Choice)
12 x 6 x 4
Check Price
6.2 x 3.5 x 4.5
Check Price
10.9 x 5.7 x 4.8
Check Price
Hughes-Autoformer-PWD50-303305050 Hughes Autoformer16 x 12 x 5
Check Price
12.5 x 4.8 x 3
1650JCheck Price
Progressive-Industries-SSP30PROGRESSIVE SSP30
15.4 x 5.1 x 3.2
825JCheck Price
14 x 5 x 3.5
Check Price

Our 7 Picks of best surge protector for RV

In the upcoming segment, we’ve briefly reviewed all the aforementioned products. To make things more precise and clearer, we’ve also added a few pros and cons so that you’re better equipped to make the right decision for your RV. Without further ado, here are Our 7 Picks of the best surge protector for RV!

1. EMS-HW30C by Progressive Industries

If you’re looking for the best protection, then you’ve got to start with the best. As of yet, the EMS-HW30C is arguably one of the most renowned models currently on the market, and for good reasons.

EMS-HW30C Review

There are many features about this model that justify its position. The miswired pedestal indication, in conjunction with the time delay, makes it easy for the user to be aware of any sort of voltage spike whatsoever.

As far as installation and assembly are concerned, this model is quite easy to keep up with. The instructions are pretty much on point and give a detailed breakdown of how you’re supposed to proceed.

The model is sturdy and reliable, in the sense that it can give consistent spark readings which can keep your RV safe at all times.

There aren’t any feasible downsides to this model that would garner any sort of disrespect. There is, however, a tiny feature that doesn’t sit well with a handful of users.

If your vehicle has a handle that is used for the unplugging, then you might have a tough time with the weather guard cover.

All in all, this is a pretty reliable model that you can entrust with your vehicle’s optimal protection.

Highlighted Benefits
  • The installation is easy and straightforward
  • Comes equipped with an elaborative instruction manual
  • Reliable and sturdy overall design
  • Model performance justifies its high price
  • The digital display makes it easier to take a reading
  • Interchangeable parts are readily available for replacement
Cons/Potential Flaws
  • None

View Features on Amazon


We recommend the EMS-HW30C to all types of users out there! Since there aren’t downsides to this, it’s fair to say that all types of users can benefit from the smart design and functionality that this model has to offer!

 2. Surge Guard 35550 Hardwire Model

If your priority is something small and compact, then the Surge Guard 35550 Hardwire Model is something that might fit the bill perfectly.

Surge Guard 35550 Review
Surge Guard 35550

The built-in intelligence technology ensures that your RV is kept protected at all costs from any source of power/voltage spike. Another smart feature that makes this model worthwhile is the automatic restart feature.

This allows you to stay calm and composed when anything happens; the surge protector will take care of everything for you.

Providing 3850 Joules of power surge protection, this surge guard will make sure that your vehicle stays safe whenever you’re in a campsite.

The model also features an LCD display with good visibility under all conditions. This makes it easier to get readings and keep track of voltage input.

Like the predecessors, the Surge Guard 35550 Hardwire Model doesn’t have any sort of downside or negative attribute. On the opposite hand, however, there are a few differentials.

The model is quite sleek and small, which makes it a suitable fit virtually wherever you want. The bright display also makes it easier to get a reading from any angle of view, which comes in handy if you’re installing the model at knee length.

Likewise, it will automatically shut off it overheats or is exposed to a condition that normally renders surge protectors useless.

Highlighted Benefits
  • Overheat protection ensures product longevity
  • Easy installation and assembly
  • Small and compact
  • Can be mounted/installed at any location due to its size
  • Minimum maintenance required for long spells of use
  • Easy-to-read LCD screen
Cons/Potential Flaws
  • Doesn’t fit easily into the cord compartment

View Features on Amazon


We recommend the Surge Guard 35550 Hardwire Model to all types of users out there.

It doesn’t matter if you’re looking for something temporary or something you can work with off-road; this is the ultimate solution for your optimal RV maintenance needs.


If you prioritize compactness, sturdiness, and functionality, then the EMSLCHW30 should top your list indefinitely.

There are several defining features about this model that make it such an interesting prospect. For starters, the installation is awfully easy. This is often credited due to its shape, which is symmetrical and doesn’t require any sort of tweaking or hacks.


Furthermore, you won’t really need any sort of professional intervention to get the job done. Follow the manual instruction step by step, and you’ll be fine.

Likewise, the installation is internal, which greatly reduces any threat of theft or having the model being left behind by accident.

Another interesting feature of this model is that the display option is quite unique. You can choose to install the display module in increments of 90 degrees. This enables the user to install it as per their comfort and visibility; something that goes a long way.

There aren’t any considerable downsides to this model. However, there are a few things that you should keep in mind when going ahead with this model. If you’re a beginner or are trying to test the water, the EMSLCHW30 is sort of analogous to diving headfirst into the ordeal.

Highlighted Benefits
  • Comes with an elaborative installation manual
  • The internal installation makes maintenance easy
  • The internal display is easy to orient and use
  • Compact and sturdy design
Cons/Potential Flaws
  • Red lights are a bit too bright for nighttime

View Features on Amazon


We recommend the PROGRESSIVE INDUSTRIES EMSLCHW30 to the bulk of the users out there. However, there are a few things that you shouldn’t overlook. If you’ve never worked with surge protectors before, there are other models that you should consider.

This is because of a few technical difficulties that might be a bit overwhelming if you’re new to RVs.

4. Hughes Autoformer PWD50 303305050-1 Power WatchDog

Thanks to technology and recent innovations, virtually nothing is left untouched from advancement. As far as surge protectors are concerned, the Hughes Autoformer PWD50 303305050-1 is a testament to that.

Hughes Autoformer PWD50 303305050 Review
Hughes Autoformer PWD50 303305050

The most interesting feature that this model has to offer is its Bluetooth connectivity. You can sync up this device with your smartphone and get absolute access whenever you want, without stepping out of your vehicle.

All you have to do is download the Hughes mobile app. It’s free and accessible for all, which makes it such a great catch!

Furthermore, the application also gives you access to other interesting features, such as live updates, custom alerts, and current draw.

The design and outlook of this model are also quite interesting. It’s essentially wire-based and can be fitted wherever you want. This makes it suitable for storage and on-the-road travel.

As far as downsides are concerned, there is only one. However, it isn’t really a differential if we’re honest. It’s the fact that you have to stay within a radius of 50ft for the Bluetooth sync to work properly.

Other than that, the PWD50 303305050-1 Power WatchDog is a pretty reliable model to go with.

Highlighted Benefits
  • Bluetooth technology makes it easier to keep track of things
  • Elegant and portable design
  • Requires easy and simplistic installation methods
  • Allows access to reading of several power variables
Cons/Potential Flaws
  • The application interface is a little sketchy and hard to manoeuvre around
  • The application doesn’t work if you’re more than 50ft away from the model

View Features on Amazon


We recommend the Hughes Autoformer PWD50 303305050-1 to all types of users out there.

If you’re a tech junkie and dislike stepping out of your vehicle for a minor inconvenience, then this model is the best Bluetooth surge protectors out there!


Don’t let the looks deceive you; the SSP50 Smart surge is arguably one of the best models out there if you’re looking for something reliable for your RV.


The standout feature about this model is that it is built in a sturdy and compact fashion. This enables a swift and compact installation which won’t take that much space either.

Unlike other models, this model is shown to work well against frequent torrential downpours. You don’t have to worry about the rain or water seeping into the interior.

The SSP50 smart surge also allows for easy identification of mismatched wires. This reduces the risk of any faulty errors that are often characteristics of beginners.

Likewise, there aren’t any unnecessary bells or whistles that can be distracting when operating on heavy-duty vehicles.

Another good thing is that the LCD display offers high visibility, regardless of how much light you throw on it. Easy to view, you won’t have to worry about having the sun in your face.

There aren’t that many downsides that the SSP50 offers. Technically speaking, all you have to be concerned about is the proper installation. Once done, everything else is virtually eliminated.

Overall, this is a great model to consider. However, it’s still advisable that you look into more products to get a proper feel of what’s the most suitable for you.

Highlighted Benefits
  • Weather seal feature protects the model from rain
  • No unnecessary bells and whistles
  • Allows easy identification of mismatched wires
  • Points out damaged circuitry early on
Cons/Potential Flaws
  • Improper installation can have bad effects

View Features on Amazon


We recommend the PROGRESSIVE INDUSTRIES SSP50 Smart Surge for all types of users out there.

However, as mentioned above, it’s still advised that you look into other models to get a proper idea of what would suit your needs best.

6. PROGRESSIVE INDUSTRIES SSP-30XL Surge Protector with Cover

It’s fair to say that Progressive Industries has built its legacy around the best surge protectors that RV users can have. This is why it should be no surprise that the next two products on this list are also their very own!


The interesting thing about this unique model is that it is manufactured primarily for outdoor and external use. To aid that journey, it is built equipped with a cover.

The model is thermally protected and covered in the sensitive region. The all-weather shield assembly gives it good resistivity against external stimuli that can potentially damage any normal surge protector.

The three-colour LED indicators also make it easy to view the different readings and indications that the cover presents. Likewise, the colours also contribute to the overall aesthetic of the RV.

The display is decently sized and can give accurate readings. However, if your eyesight is weak or generally prefer bigger screens, you might have a few issues with that.

As far as the built is concerned, the exterior is strong and sturdy. You don’t have to be overly concerned with precision and careful handling the SSP-30XL can take a hit.

Highlighted Benefits
  • Easy and straightforward assembly/installation
  • Easy to read and understand the digital layout
  • Weather protection feature makes it rain resistant
  • Good accuracy and measurement indication
Cons/Potential Flaws
  • Weatherproof door doesn’t fit over plug with handles

View Features on Amazon


We recommend the PROGRESSIVE INDUSTRIES SSP-30XL Surge Protector with Cover to all sorts of individuals who are looking for something strong and sturdy.

Likewise, if you operate a bit rough or plan on heading out in rough weather, then this model, arguably the best weatherproof surge protector is best suited to provide you with the protection that you need!


Last but not the least; we have the SSP30 Smart Surge.

The defining feature about this model is that it is small and compact, while still retaining the bulk of the functionality that its predecessors have to offer.


Another interesting bit about this model is that it requires no assembly or installation. You can simply make do with a simple plug-in, which makes it quite an interesting prospect if you’re trying to be quick or don’t want to concern yourself with the details.

Just as other models by Progressive industries, this model also has a light indicator that can alert the individual about the spikes. There are different color indicators.

The SSP30 is also quite strong and sturdy. This model can be easily used in all sorts of weather and terrain; it will sustain minimalistic damage and will stick with you through thick and thin.

Overall, this is quite an economical and compact model to consider if you value size along with functionality.

Highlighted Benefits
  • Very small and compact
  • Quite easy to store and travel with
  • Doesn’t require any sort of installation or assembly
  • Manufactured from high calibre quality material
Cons/Potential Flaws
  • Difficult to see a red light indication in the daylight

View Features on Amazon


We recommend the PROGRESSIVE INDUSTRIES SSP30 Smart Surge for all types of users out there.

More specifically so, this model is best suited and geared towards individuals who are looking for something small that doesn’t require too much installation. Hence, it can be put to action quite quickly as opposed to other models.

Things to consider when buying a surge protector for RV

If you’re planning to get the best surge protector for RVs, then there are a few things that you should definitely keep in mind.

Adhering to these things will help you down the road, and will ensure that you get the best bang for your buck!

Size and dimensions

The first thing that you should look out for is the size and dimensions of the model at hand. This is recommended because there will be moment where you’ll need to store your protector when not in use.

Some models are easier to store than others, while others are more susceptible to damage if stored incorrectly.

Power rating

Power rating highlights how much power the surge protector can handle. The higher the rating, the more voltage spike it can easily divert. The general rule of thumb dictates that the bigger the vehicle, the higher the power rating you should aim for.

Weather compatibility

Since you’ll be driving around your RV from time to time under the open sky, weather compatibility is also an important feature. In the event that it rains, your protector should already be prepared for the worst. Normally, these models come with covers to protect optimum protection.


Last but not the least, check if the model you’re opting for is licensed and approved by the relevant governing bodies. This is to ensure that you get a genuine product as opposed to something cheaply made which can damage your RV’s interior down the road.

Frequently Asked Questions

The questions mentioned below are those that are most commonly asked by users. We’ve addressed them all briefly so that you can get a better understanding about surge protectors!
Q1. Why do you need a surge protector?
Answer: Surge protectors will keep your electronics safe by absorbing and redirecting excess voltage into the ground wire.

Q2. Is a power strip the same as a surge protector?
Answer: Not necessarily. Power strips give you an outlet to connect to more than one device. Some might have surge protection while some don’t.

Q3. What is the advantage of a surge protector over a power strip?
Answer: As the name implies, the former will keep your devices and electronics safe from electricity-based damage.

Q4. Are surge protectors safe?
Answer: Yes. However, make sure that you read the manual and operate it accordingly.

Q5. Why would a surge protector catch fire?
Answer: Overloading the protector might lead to sparks, which can result in fires.

Q6. Should a router be plugged into a surge protector?
Answer: It can be, yes. That shouldn’t really create any sort of problems whatsoever.

Q7. Are whole house surge protectors worth it?
Answer: Yes. However, you’ll have to make sure to get the right model for your house and the subsequent appliances.

Q8. How do you know if you’ve had a power surge?
Answer: There are several indicators that include but aren’t limited to: burning odor, flashing lights on the device, or the device is off/not working.

Q9. Can a power surge turn things on?
Answer: Not necessarily. However, if a device is programmed to restart after a surge, it will turn on easily.

Q10. How long do surge protectors last?
Answer: There isn’t any definite answer to this. Generally speaking, this varies from area to area and how often your locality is susceptible to power surges.

Final Thoughts

At the end of the day, your vehicle’s protection should be your ultimate priority. Hence, it’s fair to say that you should only get the best surge protector for yourself.

If you liked any of the models mentioned above, or have any feedback or recommendation, you can get in touch with us via our email!

We will be happy to hear your thoughts

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