Best Landscape Lighting Timers: Smart & Astronomic Picks

The best landscape lighting timer is the one that matches your transformer, schedule and preferred way of controlling the lights. Choose a standalone astronomic timer for automatic seasonal timing without an app, a Wi-Fi timer for convenient phone control, or an RF control system when you need to coordinate multiple transformers.

Here are five solutions worth comparing: Brilliance Smart Socket 3.0, Kichler 16085BK, Unique LPCU-A with SMRT-T, Dauer Cosmo and Intermatic DT200LT. Our recommendations are based on manufacturer documentation and installation requirements, rather than a claim that we have laboratory-tested every timer on the market.

Best landscape lighting timers by application

These are controls for the transformer, not substitutes for it. The plug-in timers switch its line-voltage input; the transformer still supplies the low voltage required by the landscape fixtures. Unique’s SMRT-T is the internet gateway in a larger control system.

Brilliance Smart Socket 3.0: an app-controlled retrofit

The Brilliance Smart Socket 3.0 adds switching and scheduling through the Brilliance Smart App. It supports remote operation, shared access and compatible Alexa or Google voice control. Brilliance also provides instructions for sunset/sunrise automations and fixed schedules.

It is a practical choice when you like your existing transformer but want to stop opening the cabinet to change the schedule. Before buying, check reception at that cabinet: Brilliance specifies 2.4 GHz Wi-Fi with a signal of −70 dBm or better. Its external antenna helps with placement, but cannot create coverage where the network is absent.

The cut sheet lists 120 VAC input and a 10A capacity. Install it inside the landscape transformer or a covered receptacle box, as instructed. Do not interpret its outdoor lighting application as permission to leave the socket exposed to rain. Bluetooth-assisted setup also should not be confused with internet access from anywhere.

Kichler 16085BK: smart scheduling for compatible Kichler systems

The Kichler 16085BK Smart Control Timer works through Kichler Connects. It offers preset and custom scheduling, voice-assistant integration and an external antenna. Kichler specifies onboard memory that continues lighting control when Wi-Fi is interrupted.

Choose it when you want app convenience on an existing compatible Kichler installation. The published compatibility list covers specified Contractor, Plus and Professional Series transformers. Check the actual model number rather than assuming every Kichler transformer accepts this accessory.

The timer needs indoor installation or an appropriate outdoor enclosure. Its specifications list 120 VAC input/output, 15A output and 2.4 GHz Wi-Fi. Follow the current installation and load requirements for the complete assembly.

Do not confuse this timer with Kichler’s Smart Control Transformer. The timer switches its connected transformer feed. Buying it does not turn a conventional transformer into three independently wired lighting zones.

Unique LPCU-A and SMRT-T: control across multiple transformers

The Unique LPCU-A power control module and SMRT-T SMRT LOGIC gateway serve different roles. LPCU-A switches compatible equipment; SMRT-T connects the system to internet-based control. RF communication links the gateway and field modules.

This arrangement deserves consideration when a property has separate transformers serving a front entrance, backyard and distant garden. You are planning a coordinated system rather than purchasing one independent Wi-Fi socket for each location.

Unique documents astronomical scheduling based on location, daylight-saving adjustment and retained programming. LPCU-A also has a repeater function. Nevertheless, test communication at the intended locations: buildings, landscaping and equipment placement affect real coverage.

Confirm receiver count, transformer receptacles, module ratings and gateway requirements before ordering. SMRT-T alone is not a plug-in timer, and one LPCU-A switching a transformer does not separately address each fixture attached to that transformer. For more detail, see our SMRT Logic setup and service guide.

Dauer Cosmo: astronomic scheduling without Wi-Fi

The Dauer Cosmo 501067 is designed for installation inside a compatible Dauer stainless steel transformer. Its local display, seven-day programming, automatic daylight-saving adjustment and battery-backed settings suit owners who prefer controls at the equipment.

Cosmo’s instructions describe two astronomic operating periods. That makes it worth considering for lights that should run during the evening, turn off overnight and return before sunrise. Program the periods for the household’s actual routine rather than leaving a default schedule unchecked.

Choose the intended operating mode carefully: astronomical timing, fixed timing and photosensor operation are different functions. Its instruction sheet specifies 10A maximum and 8.3A for inductive loads. Do not treat the advertised 1200W headline as an unconditional allowance for any connected transformer.

Intermatic DT200LT: straightforward daily astronomic control

The Intermatic DT200LT—the full model designation to look for when searching “DT200”—is a strong option when you want a simple daily lighting schedule without Wi-Fi or an account.

It provides one on event and one off event per day. Select dusk or a fixed on time, then dawn or a fixed off time. Automatic daylight-saving adjustment and replaceable backup batteries reduce routine resetting.

Intermatic specifies use with low-voltage transformers up to 1200W, subject to the applicable electrical ratings and installation requirements. Check compartment dimensions and plug clearance. Its two grounded outlets follow the same schedule; they are not two independently programmable zones.

Choose another option if the design requires an evening period plus a separate early-morning period. Our DT200LT features and setup checklist covers this model in more detail.

How to choose a landscape transformer timer

Start with the schedule you actually need

Write the intended operation before choosing hardware. “On at sunset, off at 11 p.m.” is one period. “On at sunset, off at 11 p.m., on again at 5 a.m., off at sunrise” needs two periods. Distinguish those requirements from independent zones: two operating periods still can control the same lights together.

For most residential designs, a sunset start with an appropriate bedtime shutoff is a useful starting point. Give frequently used entry routes their own schedule where the system supports it, and avoid leaving purely decorative lighting on longer than needed.

Check fit and the correct electrical rating

Confirm the internal receptacle, plug orientation, antenna routing and ability to close the transformer door. Compare the connected transformer against the timer’s applicable load rating, not just a prominent amp or watt number. Transformer input loads and LED starting behavior deserve attention; a resistive-load rating alone does not establish compatibility.

Timer capacity also does not increase transformer capacity. Use our landscape transformer sizing guide when calculating fixture VA, cable losses and available capacity.

Decide whether remote access is worth the network dependency

An app is helpful for late-night overrides, schedule changes and shared household access. A standalone timer can be a better fit where internet service is unreliable or nobody wants another account. Evaluate Wi-Fi at the installed enclosure, with the door closed, rather than only testing your phone beside the router.

For connected models, distinguish three questions: Will stored schedules run during an internet outage? Can you operate the lights locally? Can you control them from away? Those capabilities are model-specific. Battery-backed settings preserve timing information; they do not power the lights during an electrical outage.

Timer, photocell or smart transformer?

A photocell responds to light at its sensor. An astronomic timer calculates sunset and sunrise from location and date. A Wi-Fi or RF system describes how commands travel; it may also use astronomical scheduling. Our guide to landscape lighting timer types explains these differences.

If different areas need separate schedules from one power supply, compare smart landscape lighting transformers. If you already use smart lamps or fixtures, coordinate their schedules with the power supply: once an upstream timer cuts power, those devices cannot receive commands.

Landscape lighting timer FAQs

Do landscape lighting timers need Wi-Fi?

No. Mechanical and standalone astronomic timers can operate without a network. Choose connected control when remote access or coordinated automation is useful, rather than assuming every landscape system needs Wi-Fi.

Will a smart timer dim my landscape lights?

The timer solutions discussed here provide switching and scheduling. Individual brightness adjustment requires a compatible dimming system, smart lamp or fixture. Turning a transformer on and off is different from dimming its lights.

Can I replace an old mechanical timer with a smart timer?

Often, if the transformer is compatible and there is sufficient space, the correct receptacle, suitable protection and network coverage. Check those details first; a physically similar plug is not proof of full compatibility.

Which timer should I choose for several transformers?

Consider Unique’s gateway-and-module system, or compatible app-controlled timers managed within one platform. Map each transformer’s schedule and confirm communication at every location before committing to the system.

Browse our landscape lighting timers and controls. For help choosing, give Atlantic Lighting your transformer model, connected load, desired schedule and whether you want phone control.

Manufacturer references

Specifications reviewed September 2026: Brilliance Smart Socket and cut sheet; Kichler Smart Control Timer specifications; Unique LPCU-A and SMRT LOGIC; Dauer Cosmo and instructions; Intermatic DT200LT.

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