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Chicken Coop Automatic Door Accessory Motor - Model D20-120V OPEN BOX

  • Based on 766 reviews
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Arrives Monday, Apr 13
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Features

  • Add-A-Motor - Chicken Coop Automatic Door Accessory Motor - Model D20-120V OPEN BOX

Brand: Add-A-Motor


Product Dimensions: 4.25"L x 2.5"W x 2.25"H


Material: Acrylic


Specific Uses For Product: Indoor


Special Feature: Top Access


Is Discontinued By Manufacturer ‏ : ‎ No


Product Dimensions ‏ : ‎ 4.25 x 2.5 x 2.25 inches; 1.1 Pounds


Item model number ‏ : ‎ D20


Date First Available ‏ : ‎ February 7, 2011


Manufacturer ‏ : ‎ Add-A-Motor


Best Sellers Rank: #214,600 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #1,702 in Poultry Habitat Supplies


#1,702 in Poultry Habitat Supplies:


Customer Reviews: 4.0 4.0 out of 5 stars (764)


Brand Name: Add-A-Motor


Target Species: ['Chicken', 'Duck', 'Goose']


Specific Uses For Product: Indoor


Breed Recommendation: All Breed Sizes


Dog Breed Size: Small


Manufacturer: Add-A-Motor


Additional Features: Top Access


Number of Levels: 1


Number of Doors: 1


Material Type: Acrylic


Color: Multicolor


Item Dimensions L x W x H: 4.25"L x 2.5"W x 2.25"H


Item Weight: 1.1 Pounds


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Apr 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Working, failed and then working again (fixed under warranty)
This item was purchased in May 2015 and installed a few weeks later (we were in the process of building a new coop). Installation was easy and it worked decently well from end of June 2015 to mid Feb 2016. Initially our main problem was that the door would sometimes get unhooked and fall down. The door was not heavy (about 5 pounds) and it glided perfectly in its rails. What I noticed is that the vibrations from opening/closing operations would get the hook (attached to the cable) to slowly slip from the screw attached to the door. That would happen until the door would simply fall down. So I ended up using a bigger screw on the door and that fixed the problem. During that period the door would only need to readjusted for upper/lower opening. It seemed to be drifting up or down a bit over time. I don't quite know why but it was not a big problem. A couple of weeks ago, the motor stopped working. I verified that the door had no obstructions and it did glide well. So I brought the motor back inside my house thinking that it was forever broken. I would have expected the plastic gears to have failed but not the motor itself. I contacted the seller via amazon and I got a reply within a few hours. I was directed to a web site where the information (clearly presented) helped me figure out that the motor was working in only one direction. When I reversed the polarity on the motor, it would turn in the other direction. I figured out that the circuit board/switch included in P/N 65001 was no longer working. The seller contacted the manufacturer since my motor was still under warranty. They shipped me a new circuit board (free of charge) and now it is working again. Note: The electric circuit is protected by a GFCI, the timer itself is working and the power supply is still working. So I have no idea why the board failed in the first place. The entire motor is protected by a roof so there is no water around except for the humidity that we enjoy in the Pacific Northwest. I can attest that the plastic gears inside the unit are in perfect working order. I'm glad that I got a prompt and satisfactory resolution. I will keep my fingers crossed hoping that I get many years of service from this motor. ... show more
Reviewed in the United States on March 2, 2016 by MrT

  • Wish I bought this sooner. Best money spent. Hands down!
Ordered the Auto chicken door and it's been installed and running for a few months now without issue. Had some initials issues with it but the seller was prompt and quickly helped me resolve the issues. I highly recommend this for anyone that's ever thought about automating their chicken coop door. I went with a 12V car battery, Harbor Freight 1.5 Watt Solar Battery Charger, and 12V 16A Digital LCD Power Programmable Timer Time Switch Relay to go with the Add-A-Motor D20 Auto Motor Door. No more early morning noisy chickens! It lets the chickens out just a bit before the sunrises and automatically closed a little after the sunsets and safe from predators when me and the family are out for dinner, vacation, movie night, etc. etc. etc!!! I've thought about hooking up Home Automation WiFi plug so I can use both Google Home and Alexa to control my coop door. 12V timer just works and it's easy and doesn't rely on my wifi network. However, it would be pretty cool to control the open/close just in case we were at dinner/vacation/etc and we saw through our Alro cameras that a chicken didn't make it in for some reason. Would allow remote open/close to let them in or out. Best thing I ever bought for my chickens. I've always wanted an auto coop door but thought they were expensive. It's not cheap but this allows me to sleep in a little more and also not have to rush home after dinner to close their door! ... show more
Reviewed in the United States on March 19, 2019 by D

  • Works well - BUT ( short door problem - SOLVED)
1 star removed because I agree the transformer is crap. They have replaced mine twice and it failed again within about 2 weeks. I asked them if they changed suppliers or something and they said they have always used the same supplier and their transformers are "very heavy duty". Well i found a 12V supply laying around that was rated for about 1/4 the recommended power of their "heavy duty" one and its been running perfectly for over a year now. Just find another power supply and you will be fine. a battery/ solar panel system would be great so a power outage would not affect operation. That Said : This is the handiest thing since sliced bread. Chickens are creatures of habit and LOVE getting let in and out the same time every day and I LOVE not worrying if i'm not there to be their doorman, and i can set the timer a little later when its freezing out and i need to go to work super early. I also used a piece of 1/4" Plexiglass for my door inside a frame of old storm window track. We have a short door and couldn't mount the motor above the door - so i ran the string in a U-shape up from the door, thru 2 Eye hooks and back down to the motor positioned upside-down and parallel to my door. ( I tried 2 pulleys but they didnt even turn the door was so light). It doesnt seem to mind being upside-down, i suppose with 4 eyelets you could mount it right-side-up - the added friction has not been a problem, they seem to used a waxed dental floss for string and it has only failed once when the door was frozen shut after an ice storm - it simply pulled out from the rubber washer on the door and was easily fixed. Yes it is STUPID expensive for what it is - But Mcmurray hatchery wants $300 for a couple more bells and whistles. Trust me it's worth every penny not having to go open up the girls when you dont feel like it or cannot. ... show more
Reviewed in the United States on February 8, 2014 by Smithers

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