Cheap Leviton OSSMT-MDW Multi-Technology Wall Switch Sensor, White Review
Great Prices on Outdoor Motion Sensor Lights.
I installed this automatic switch in a 40-person meeting room where the manual switch was very awkward to reach from either door. It has performed well for a year now, and prevents tripping up steps, and over folding chairs, and fumbling for the switch while carrying a load. The switch responds quickly to a wide angle of motion (nearly 180 deg.) and at least 30 feet away. I estimate that we've recouped the cost in energy savings by now. The only catch is that when the room is intended to remain dark (like for a candlelight dinner) the lens has to be covered; but just a little piece of paper taped over it works fine. I plan to buy more wherever there are several lights to control and a tendency to leave them on.
Works great but I installed it in my un heated garage and 2 times when it was really cold the lights stayed on all the time. It gets really cold here in Iowa, 20 below or more, and the cold seems to make it stay on at that temp but it works good when it gets above 0. Other than that it is real sensitive to motion if set correct for light and posistion. I bought it because the light switch is about 8 feet from the entrance door in my garage, and it got to be a hassle to stumble thruogh the dark to get to the switch to turn on the lights. It was easy to install and cheaper than having to rewire another switch by the door. It works good for me, I open the door and as soon as I step inside the lights come on, and will shut off at the time you set, unless it gets really cold. If not for that I would have give it 5 stars.
There are a few 1 star reviews on here for this product so I thought those need to be countered with a 5 star review for how well this product works with incandescent lights. I cannot attest to use with fluroscent lights, but I have now installed 4 of these in my home (pantry, laundry room, and two closets). All have worked flawlessly for a year or more now.
I like the fact that you can adjust the time from 5 seconds to 20 minutes, allows for flexibility. Installation was a breeze (if you have ever installed a light switch before you'll have no problem with this). Works well, you walk in and "boom" light goes on and always goes out at time indicated. I live with people who love to leave lights on all over the house so this has been a real help to me.
As noted in other reviews this sensor works with most types of loads. It has a noticeable click when it comes on so I assume it's a relay contact. No trouble working with florescent lights with electronic ballasts. The sensing range seems fine for my application (but I'm not asking it to "see" that far). All in all, seems like a good unit.
What do I want it for? A few years ago I put a used occupancy sensor in our detached garage. It was an old used unit that I got from work. It seemed a bit hoaky, but it worked. It has a slider switch built in that selects OFF-AUTO-ON. I leave it in auto and when we drive into the garage late at night, voila - on come the florescent lamps. Sure beats the puny garage door opener lights. Both my wife and I have become accustomed to having the convenience of full lighting when we roll into the garage. If I am working in my garage I turn the sensor to ON so it won't turn off if I'm under the car.
It was my wife's idea to get a sensor for her sister. They have a detached garage like ours and we like ours so much it seemed like good idea. Searching for sensors was an education. I was surprised to find how few occupancy sensor were in the stores. Home Depot only had one sensor and it did not have an override switch and would only work with incandescent lights (uses a cheap bi-polar electronic switch). Finally I found the WattStopper unit on Amazon. It has good specs and works as advertised EXCEPT for one thing. There is no MANUAL ON feature if you're using the unit in occupancy mode. What this means is that if you are going to work under your car, there is not way to override the sensor to keep the lights on permanently. The work-around is to set the adjustable timer to a bit longer duration (say 15 minutes) or to add another switch to bypass the sensor. Adding a switch requires some extra installation effort. Setting the timer longer wastes some power. This is not a deal killer and may have no relevance to many applications, but I thought I should point it out. In general I am pleased with the product.
A push on - auto off light switch that remains on X seconds after the last motion is detected in the room.
Other reviewers have indicated that having to push a button to turn on the light is a "bad" feature. Actually, if you are in any room which has sufficient daylight, you will not want to have a motion activated light. Motion activated lights turn on whether or not the light is needed when motion is detected. That is great for a garage or a basement where light is always needed, but in most lighting situations it is a detriment. You don't want a light turning on in a bedroom, kitchen, or living room during the middle of the day just because you walk into the room. That is a waste of energy and light bulb life. This switch won't turn on unless you tell it to and it will turn off if the room is unused. What could be more perfect?
In short, it is an ideal switch for daylight lit rooms. It is especially great for kids who always turn on, but never turn off the lights!
This device is of excellent build quality. Vendor was quick to ship and fees were in line. Unit comes with excellent instructions as well. Thought I'd add a couple of cautions here.
BE SURE TO VERIFY THAT YOU HAVE NEUTRAL WIRE IN BOTH 3-WAY SWITCH LOCATIONS!!!
It is not standard practice to include a neutral wire at both switch locations in a 3 way circuit.
Standard practice is to wire light fixture with 14/2 that contains hot and neutral. The Hot gets passed through to the first 3-way switch via 14/2 and the white wire of this run is actually a hot return from the switches. 14/3 is then used between the two switches so often there is no neutral present in one or both switch boxes. This is done for cost savings for wire AND time when building the house.
This switch IPP0R is an add-on to the IPP15-1L switch to add 3-way control and have a sensor at both locations. Neither of these switches will work without a neutral. Be sure to verify! Happy Wiring.
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