6 Best Remote Control Relays For Rv Exterior Security Lights

There is nothing quite like the peace of a remote campsite, but navigating a dark, unfamiliar RV exterior at 2:00 AM can be a recipe for a twisted ankle or a bumped head. Adding a remote-controlled lighting system turns your rig into a secure, well-lit basecamp without the need to fumble for manual switches. Selecting the right relay ensures that comfort and safety are just a button press away, no matter how far off the grid the road takes you.

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eMylo WiFi Relay: Best for Smart Home Integration

If your RV life already revolves around a connected ecosystem, the eMylo WiFi relay is the gold standard. It bridges the gap between traditional exterior lighting and modern smart home convenience, allowing for voice control or smartphone operation. This is ideal for those who prefer checking their perimeter from the comfort of their bunk without reaching for a physical remote.

However, consider the connectivity limitations before choosing this route. WiFi-based systems require a stable network or hotspot connection, which may not always be available in deep-wilderness locations. If the goal is consistent, fail-safe operation in remote desert landscapes, the added complexity of a smart integration might prove unnecessary.

For those who spend most of their time in established parks with reliable connectivity, this unit is a brilliant upgrade. It offers the most flexibility, provided you accept the trade-off of requiring a network signal for full functionality.

Solidremote RF Relay: Best for Long-Range Control

When you are boondocking in expansive, open terrain, signal distance becomes the primary concern. The Solidremote RF relay excels here, utilizing high-frequency radio waves that punch through exterior walls and distance far better than standard infrared or Bluetooth units. This ensures that you can trigger your lights while walking back from a distant trail or scouting a nearby creek.

The key advantage of this system is its independence from external infrastructure. There is no need for WiFi, apps, or complex digital pairing; it works purely on a dedicated radio frequency. This makes it an incredibly reliable choice for deep-country explorers who prioritize hardware simplicity over digital features.

Expect a robust, no-nonsense build that withstands the vibration of long hauls on forest service roads. This relay is recommended for the rugged adventurer who needs a light switch that works every single time, regardless of signal bars or software updates.

QIACHIP 1CH Kit: Best Budget Single-Light Option

For those looking to simply automate an existing porch light without spending a premium, the QIACHIP 1CH kit provides a straightforward, cost-effective solution. It is designed to handle a single circuit, keeping the wiring schematic simple and minimizing the risk of installation errors. It is an excellent entry point for those new to DIY RV electrical projects.

This relay offers a clean, minimalist approach to exterior lighting. While it lacks the multi-zone features of more expensive units, its small footprint allows for easy placement in tight, recessed compartments common in smaller campers or teardrop trailers.

Opt for this kit if the objective is purely functional and you want to keep the electrical load on your battery to a minimum. It is a reliable, entry-level piece of gear that proves expensive bells and whistles are often secondary to basic utility.

DEWENWILS Wireless Switch: Easiest DIY Install

If you are intimidated by wiring but desperate to stop stepping into pitch-black nights, the DEWENWILS system is the best choice. It often comes in a plug-and-play format or requires minimal splicing, significantly reducing the labor involved. It is perfect for those who want an immediate upgrade without needing a degree in electrical engineering.

The strength of this system lies in its portability and ease of mounting. Because the switches are often battery-powered and wireless, they can be mounted anywhere in the cabin, effectively adding a light switch to a wall that previously had none. This flexibility is a game-changer for interior ergonomics in compact rigs.

Choose this unit if the priority is speed of installation and avoiding permanent modifications to the RV’s internal wiring. It is the most user-friendly relay for the weekend warrior who wants to spend more time hiking and less time troubleshooting electrical circuits.

LOGISYS 2-Channel Kit: For Two Separate Zones

Managing light zones effectively requires a relay capable of independent channel control. The LOGISYS 2-channel kit allows for the separation of, for example, the porch light and a secondary under-carriage safety light. This control scheme prevents light pollution and allows you to illuminate only the area currently in use.

Dual-channel setups are highly efficient for larger travel trailers or fifth wheels where a single light rarely covers the entire exterior. By toggling specific zones, you maintain a level of visibility that feels natural and deliberate.

This kit is ideal for the organized camper who values precise control over their environment. It offers a professional level of customization that enhances the functionality of an RV exterior significantly.

Latching 4-Channel: For Full Perimeter Lighting

For those who use their RV as a basecamp for night-time activities, a 4-channel latching relay is the ultimate solution. This setup allows for control over four separate light banks—such as the door, the kitchen slide-out, the rear storage, and the tongue area—all from one remote. It turns the RV exterior into a well-lit, fully monitored zone.

Latching relays are particularly efficient because they only draw power during the brief moment they are toggling states, rather than requiring a constant current to keep a circuit closed. This keeps your battery draw minimal, even when the system is actively guarding a large perimeter.

This is a more complex installation, necessitating careful routing of wires across the RV’s exterior skin. It is recommended only for experienced DIYers who want a comprehensive, top-tier lighting security solution for their home-on-wheels.

Choosing Your Relay: RF vs. WiFi and Key Specs

Understanding the distinction between Radio Frequency (RF) and WiFi is vital for your peace of mind on the road. RF systems operate on a closed loop, meaning they are immune to network outages and interference from campground WiFi congestion. Conversely, WiFi relays offer remote monitoring capabilities, often allowing you to check or toggle lights from a different state, provided you have cellular coverage.

Always check the voltage rating and amperage capacity of the relay before purchasing. RVs typically run on 12-volt DC power, but some relays are designed for 110-volt AC, which will not work with your battery bank. Match the relay capacity to the total wattage of your LED light bars to prevent overheating or blown fuses.

Finally, consider the ingress protection (IP) rating of the enclosure. Since the relay will likely be mounted in an exterior compartment or near an under-chassis light, a rating of IP65 or higher is necessary to survive rain, road spray, and dusty trails.

Wiring Your New Relay: A Step-by-Step Guide

Safety must be the primary focus when tapping into an RV’s electrical system. Start by disconnecting the house battery to ensure there is no power flowing through the lines. Use a digital multimeter to confirm that the circuit is dead before cutting or splicing any wires.

When wiring the relay, prioritize secure connections using heat-shrink butt connectors or automotive-grade soldering. Exposed wires under an RV are highly susceptible to vibration and moisture; always route cables through protective conduit and secure them with zip ties away from moving parts or heat sources.

Always install an inline fuse between the power source and the relay. This simple step protects your entire lighting circuit from short-circuiting, potentially saving your RV’s main wiring harness from fire damage.

Power Draw: How Relays Affect Your RV Battery

Even the most efficient relays consume a tiny amount of “quiescent” power while waiting for a signal. In the context of a large battery bank, this is negligible, but it is a factor to consider for those running small, lightweight setups. Always calculate the standby current draw if your rig sits in storage for long periods.

LED lighting has made this process much more manageable, as these lights require significantly less current than old-school incandescent bulbs. Because LEDs have a low draw, you can often add several exterior lights to a single relay without exceeding the current limits of standard 12-gauge RV wiring.

Ultimately, the power draw of the relay itself is rarely the issue; it is the total consumption of the lights attached to it. Monitor your usage during boondocking trips to ensure you have enough remaining amp-hours to keep your water pump and fridge running through the night.

Troubleshooting Range and Pairing In The Field

If you find that your remote range is dropping, look for obstructions first. Metal siding or heavy storage bins near the receiver unit can act as a Faraday cage, blocking radio signals. Try relocating the receiver to a more open area or routing the antenna closer to the exterior edge of the compartment.

If the pairing between the remote and the relay breaks, consult the manual for the “learning mode” sequence. Many RF relays require holding the learn button until the LED flashes, then pressing the remote button to synchronize the signal again. Keep this manual in your RV’s glovebox or save a digital copy for quick access in the field.

If all else fails, check the battery in the remote itself. It is a common point of failure that is easily overlooked during the frustration of a faulty connection. Carrying a spare pack of batteries for your remote is as important as carrying a spare headlamp battery for your pack.

Equipping your RV with a reliable remote relay system transforms how you interact with your campsite after sunset. By choosing the right technology for your specific power needs and travel style, you gain both convenience and a heightened sense of security. Head out with confidence knowing that your basecamp is always ready to shine at a moment’s notice.