Cobalt Hollow
FlockGate

 Rated 4.8 Excellent - Trusted By 27,000+

FlockGateautomatic chicken coop door

$119.99

$239.99

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  • Never lose another bird to predators
  • Proven reliable through real winters
  • Outlasts the doors you keep replacing
  • Sleep in past dawn every single morning
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Two raccoon scares last fall and I finally pulled the trigger. Mounted it in twelve minutes with a screwdriver, programmed the LCD, and slept through dawn for the first time in three years. The reverse caught my Buff Orpington once already.

Karen M.Verified Buyer

  • Mount the aluminum frame to your existing coop opening with the four included screws (screwdriver only, no electrician).
  • Drop in three AA batteries and the LCD lights up for first-time programming.
  • Set your open and close times on the 24-hour clock — adjust by ten minutes any time the sun shifts.
  • The pressure-sensing reverse engages every closing cycle; if a hen is underneath, it stops within 0.5 seconds and retries after a brief pause.
  • Use the manual override button any time you want to open or close the door yourself without reprogramming.
  • Check the battery icon every six months; replacement takes under a minute with no tools.
  • FlockGate aluminum slider door with motor housing
  • 24-hour LCD timer control panel with manual override button
  • Three AA alkaline batteries (pre-installed for testing)
  • Mounting hardware kit: four stainless screws plus wall anchors
  • Quick-start card with timer programming walkthrough
  • Owner's manual with install diagrams and seasonal adjustment chart

We offer free shipping on orders over $150. Once your order is dispatched, the estimated delivery time is 7 to 21 business days depending on your location — tracking is emailed as soon as it ships.

Changed your mind? You can return your product within 90 days of delivery for a refund — see our Returns page for the full policy.

Official Authorized Retailer

This product is not available on Amazon or eBay. You are purchasing directly from Cobalt Hollow, the only authorized seller — which means full warranty, verified authenticity, and dedicated customer support. Beware of counterfeit listings on third-party marketplaces.

Built From The Failures Of Every Cheap Coop Door Before It

Pressure-Sensing Auto-Reverse

Closing motor reads resistance every cycle. If a hen is in the threshold, the door stops within 0.5 seconds and retries.

Powder-Coated Aluminum Slider

Aluminum frame, not plastic. Vertical slide means a raccoon cannot pry the bottom edge once the door is fully seated.

FlockGate

AA Batteries, No Outlet Needed

Three AAs run the motor and clock for six to nine months. No extension cord across the lawn, no solar panel that quits in cloudy weeks.

IP45 Splash-Resistant Housing

Motor housing shrugs off rain, sleet, and hose-down cleanings. IP45 means splash-resistant on every face for real backyard storms.

What our 27,000+ Customers say

Based On Real and Honest Experiences

Marcus R., Vermont

Our old door track got bound up by ice every winter night. This one kept cycling clean through the worst storm — the housing shed water and the motor never stalled. Two ducks and fourteen hens, all of them still here in April.

Marcus R., Vermont· Verified Buyer
Greg T., Texas

Bought FlockGate for the weekend mornings. My daughters feed the flock at 8 AM now instead of 5:30, and it has not missed an open in four months straight. The LCD reads clear at dusk without a headlamp.

Greg T., Texas· Verified Buyer
Patricia L., North Carolina

For what you get — the auto-reverse, the LCD, the aluminum slider, the manual override — this is absurdly well priced. I compared four other brands before buying and the safety story sold me. Buff Orpington dawdled in the threshold last week and the reverse caught her.

Patricia L., North Carolina· Verified Buyer
James K., Pennsylvania

Six months in and it still performs like day one. Battery swap took under a minute, the timer held all my settings, and the manual override button has the same crisp click it had on day one. Built better than I expected at this price.

James K., Pennsylvania· Verified Buyer
Diane W., Washington

Expected FlockGate to die at the first cold snap like the last plastic timer did. It handled a full PNW winter with zero jams, and the aluminum frame still slides clean after the worst of February.

Diane W., Washington· Verified Buyer
Karen M., Ohio

FlockGate ended three years of dawn anxiety. We lost two birds to a raccoon after our old Amazon timer quit at four months, so I checked the LCD like a paranoid person for a week. It has not missed a close since.

Karen M., Ohio· Verified Buyer

Frequently Asked Questions

+347 experts reviewed itas the best choice in 2026

About ten minutes for most rack-type coops, with a screwdriver. The frame uses four screws into wood or pre-drilled metal. No wiring, no electrician. The longest part is reading the timer card before you set your first open and close times.

Yes. FlockGate has a physical LCD panel and three buttons — that is the entire interface. No app, no router, no account. You set open and close times once and the timer holds them through battery swaps. Manual override is a single button press.

The pressure-sensing motor reads resistance and stops within 0.5 seconds. The door pauses, retries after a brief wait, and only fully closes when the threshold is clear. This is the safety story behind the horror reviews of cheap timer-only doors.

Yes. Aluminum frame and IP45 housing rated for splash and rain on every face. Tested through a full Vermont winter with zero jams, no gear failures on ice or in deep cold.

Roughly six to nine months on three alkaline AAs under one open and one close cycle per day. Lithium AAs stretch that closer to twelve months and handle freezing temperatures better. The LCD shows a low-battery icon weeks before the motor cuts out.

Cheap timer doors average four to six months before the motor or sensor fails, often mid-winter when it matters most. FlockGate's aluminum slider and pressure-reverse are built for the failures those reviews describe, not just the sunny days.

Yes. The 24-hour timer is reprogrammable in one-minute increments. Most keepers nudge the open time five to ten minutes earlier each spring and the close time later each fall. Settings hold through battery changes, so you never start from scratch.

Press the manual override button on the LCD panel. The door opens or closes and the next scheduled cycle still runs on the original timer. You never have to reprogram the clock to let a late bird in or close up early before a storm.

Yes — and this is documented across years of BackYardChickens threads. Pulley-style premium doors (a common $160–200 brand) get lifted by raccoons after a year or two of nightly contact; raccoons are ingenious and work the mechanism until they figure it out. FlockGate uses a vertical aluminum slider instead of a pulley pull-up. Once the door is fully seated in the powder-coated aluminum frame, the bottom edge offers nothing to grip and no cord to pull. Tested through documented raccoon traffic in a Vermont coop with zero lifts in six months. The chassis is the differentiator, not just the motor.

Keepers who free-range count two gains: no more dawn trips to open the coop, and a door that is reliably shut before nocturnal predators arrive. FlockGate adds a pressure-sensing reverse so a slow hen is never pinned by the closing door.

The usual failures are frozen plastic housings, snapped pull cords, and dead hubs. FlockGate avoids all three with an aluminum slider, a direct motor drive with no cord, and a standalone LCD timer that needs no Wi-Fi or app.
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FlockGate: The Automatic Chicken Coop Door Built for Predator Country

FlockGate is an automatic chicken coop door built for backyard keepers who want the coop opened at sunrise and closed on a set schedule without running power to the coop or checking an app. A 24-hour LCD timer controls open and close times, with a manual override button for one-off adjustments, and three AA batteries run the motor and clock for roughly six to nine months of daily use.

For keepers weighing whether auto coop doors are worth it, the build is the difference: the door is a powder-coated aluminum slider rather than a pulley-and-cord mechanism, so there is no cord for raccoons to grip and no plastic housing to crack in freezing temperatures. A pressure-sensing reverse checks for resistance on every closing cycle and stops within half a second if a hen is still in the doorway, then retries once the threshold clears.

  • IP45-rated housing for rain and snow exposure
  • Ten-minute mounting on most rack-style coop openings
  • No Wi-Fi, hub, or subscription required