Devanco Canada - Get The Right Garage Door Opener‎ and Parts

DECO-FASTNR-HNGE

Decorative Hinge (Carriage-Style) Fastener Black Sold per Screw

Self Taping screw #8 x 1/2" 18-8 Stainless Steel Black Head
Black crinkle head
Ideal for decorative (carriage style) hinges

TODCO-DOOR-USA

Todco Special Order Plywood Core Dry Freight Door Price by Quote Only

TODCO patented the Transportation Core™ a 3/4" 7-ply premium-grade plywood that forms the foundation of the door.
It has a hardwood outer veneer that virtually eliminates wood grain "telegraphing" giving a smoother more uniform look that lasts.
The TOUGHSHELL® system is a multi-layered formulation of liquid polymers that are specifically designed to work together on wood substrates and provide a state-of-the-art defense against moisture abrasion temperature extremes harsh chemicals even UV damage
Standard on all TODCO Dryfreight and TODCOLD® doors only EverWare™ rivets give you the protection of stainless steel – without the cost.

18T

Skylink 2-Button Keychain Remote Rolling Code

Compact-size dual button transmitter can operate two garage doors with 18R Garage Door Receiver
Alkaline battery included. FCC/IC approved.

K41-0242-000

LiftMaster Output Sprocket INSL24UL

K41-0239-000

LiftMaster Idler Sprocket Qty 2 INSL24UL

BCSI-PM204

Pivin Drapeau Threaded Chain Tensioner BCSI Gate Operator ** Price by Quote Only

7-6113

RW Hanger 27B Truck & Pendant Sold Individually

041-0191-000

LiftMaster Cover Light Silver

LiftMaster® "Light Silver" Replacement Cover
For use with various LiftMaster® Belt Drive Garage Door Openers featuring myQ® technology and Bluetooth® capability; manufactured after 2021 only
This replacement part is compatible with the following models: 84501 84501-267 84602

ME120-B-4E-P/FT

Miller Edge Sensing Edge Black 4-Wire Monitored End Outlet Sold per Foot

Electromechanical slide in edge with a small profile for motorized gates and doors rolling shutters and pinch point protection applications.
Touch sensitive signaling
Temperature range: -30F to 155F
Lead wire: 18 gauge 2ft length
Sensitivity: nominal 4 PSI
2 wire NO configuration

.......more details

K20-1100B-2LP-H24

LiftMaster Electric Motor 1 HP 115/208-230V 1Ph Logic 5

For use with various LiftMaster® Logic 5.0 1-Phase Industrial-Duty Commercial Door Operators
Includes wiring harness

41D3483

LiftMaster Chain Assembly Kit 8'

For use with various chain drive garage door openers that utilize a T-rail and have a 8' garage door

02-411

LiftMaster Pull Switch Assembly Nema 4

May be used in two different ways: as an OPEN only control (all LiftMaster operators) or as an OPEN/CLOSE control (only LiftMaster operators with types B2 and S2 control wiring).
In the latter case pulling the cord will open a fully closed door close a fully opened door and reverse a closing door.
Pulling the cord whlie the door is opening will either have no effect (type B2 wiring) or will stop the door (Solid State Logic Control Board).

5416-2

EMX RAVEN Programming Remote

Makes it easy to set up and make adjustments to all key parameters of the RAVEN motion detector while at ground level
Remote sold separately

Quick Start Guide

K-SL5851011G3

LiftMaster Electrical Box Replacement Kit SL585 115V 1HP 1PH *** Price by Quote Only

Compatible with LiftMaster® SL585 Series 1-Phase 1HP Slide Gate Operators.

102-0001

TNR Cement Rubber CC-EBLK-002 Black 40/Box

Shaw Almex

2376.187*31.930

Whiting Torsion assembly .187 wire size 31" spring length 93" shaft

This is a full balancer assembly
Twin springs one road one curb with a shaft through it

K76-37077

LiftMaster Brake Kit APT

Kit comes made to order
Compatible with LiftMaster® Model APT Commercial Door Operators; equipped with Logic 5.0.
Includes: solenoid cover pressure plate lever pulley and 4 #10-32 nuts

CELLOPENER-365

EMX GSM Access Control & 365 Day Timer 2000 Users EMX-5431-1

Up to 2000 Programable Users
Weekly & 365 Day timer
AutoAdjust for Day Light Savings Time
Remote Programming From Anywhere in the World
GSM SIM Card Included
Cell Phone SMS Activation Required

.......more details

7-6135

Richard-Wilcox 1x#31 Rail Support

Used with #461-0004 track

7-6137

Richard-Wilcox 1x#31 Lock Joint Clip

Used with #461-0004 track

BNC-M-F

BNC Adapter Male to F-Type Female Connector ** To Extent of Inventory

BNC male to F female connector
Designed for RG6 coaxial cables RG59 security camera etc.
Made of nickel-plated and gold plated contacts for better corrosion protection

19-60ML-SS

Master Link #60 Stainless Steel

For #60 chain

LRS-FP-100

EMX Sensor Flat Pack 100ft Wire

Lead probe ONLY. Requires the LRS-C1 detector
Three-dimensional presence detection of vehicles
Select X Y Z axis independently
Stand-alone sensor
Sensor stores ambient background and settings in non-volatile memory
Includes sensor and 100 ft of lead wire

.......more details

LRS-DB-100

EMX Direct Burial Sensor with 100 ft Lead Wire

Lead probe ONLY. Requires the LRS-C1 detector
Three-dimensional presence detection of vehicles
Select X Y Z axis independently
Stand-alone sensor
Sensor stores ambient background and settings in non-volatile memory
Includes direct burial sensor and 100 ft of lead wire

.......more details

7176.218.33.96

Whiting Heavy Duty Torsion Assembly .218 x 35" shaft 96"

DEV-RSSD-4000-INS

Devanco Rolling Steel Service Door 4000 20GA Insulated Galvanized Slats **Made to Order

Model 4000 Insulated roll up door is complete with a curtain hood guides counterbalance and option for operation such as chain hoist electric operator.
The insulation shall consist of closed cell urethane foam injected insulation a minimum of 1 inch thick providing a 7.2 R-value and sound barrier protection with an STC 25 rating.
Insulation is pressure foamed in place bonding both the front and back slats while filling all voids and creating a thermal break.
Pricing varies according to size and options selected.

751-CDN

Fasteners Self Drill & Tap Tek Screw 1/4-20 x 1" (#2PT) Canadian Steel - 1000/Bag

7/16" Head
Indented hex washer head
Max RPM = 2000
Made in Canada with Canadian Steel

7500-FS-GALV

Fire Shutter Hot-Dipped Galv Interlocking Slats Made-to-Order

Shutters can be up to 13'- 6 inches wide and 12 feet tall with UL labels Class A B or C while still being able to function as normal counter rolling shutters.
Oversized fire shutters can be manufactured up to 20 feet wide
Model 7500 fire shutters can be installed with either a manual lift external motors a hand crank with or without automatic testing tubular models with the option of automatic testing
Along with UL labels that will automatically close the fire shutters for either 3 1½ or ¾ hours the fire shutters can also be manufactured with smoke protection
Available finishes: Hot-dipped galvanized steel with an optional baked-on gray polyester enamel coating or 304 stainless steel with a number 4 finish flat profile
The viscous speed governor can be set to automatically close the fire shutters at speeds of 6 inches per second up to 24 inches per second complying with NFPA 80 specifications.

.......more details

CDOPCK

LiftMaster 850LM with 5 x 813LM Remotes

SSZP-24-114

Solid Shaft 1-1/4" Keyed Zinc Plated 24'

SBB-2-V3

2" Safety Bottom Bracket European 231721 Sold as a Pair Torque Force

Includes 1-Right hand and 1-Left hand
Zinc plated Steel
Max Door Weight: 1000 LBS
Cable attachment: Adjustable
Protective cover: Yes
Use with: Straight track 2"

.......more details

C-34X16-134-W-G/T

Thermal Window 34" x 16" for 1-3/4" Door White Frame Grey Tint Glass

For 1-3/4" thick door

GH-353-2

Doorlec Industrial Gearhead Door Operator 2 HP 575V 3-Phase

Extra Deavy-Duty Gearhead Industrial Operator or large Sectional or Rolling Steel Doors
DC-2000 Logic Board with adjustable Timer To Close Delay On Reverse and Traffic Light Control
Worm gear reducer 40:1 ratio for high-torque and long life
Solenoid Disk Brake Prevents coasting and secures the door when closed
TEFC (sealed) continuous-duty electric motor with overload protection
Optional Friction Clutch available

.......more details

B/CDJH-12-115-ECB

Lynx CDJH HD Jackshaft with Solenoid Brake 1/2 HP 115V with ECB UL325

New LX100 circuit board.
Built-in 3-channel 372 Mhz radio receiver accepts up to 20 remotes
4L V-belt primary reduction #41 drive chain and sprockets.
Adjustable friction clutch Inherent Mechanical Brake included
Solenoid brake optional **
Fully driven adjustable limit switches.

.......more details

87802

LiftMaster Elite Series HD 3/4 HP DC Chain Drive Wi-Fi with BBU ***NLA*** Use 4690L instead

Drive system: Chain drive
Horsepower: ¾ HP Equivalent DC Motor
Voltage: 120V AC 60 Hz
Backup battery included for operation even when the power is out
Soft start/stop for smooth operation
Integrated Wi-Fi and Bluetooth

.......more details

87802 Installation-manual 87802 installation-manuel Receiver Logic Board Conversion List Comparison Chart

K19-4853

LiftMaster Chain #48 x 53 No Master Links

Fits the SL595UL gate operators

ETBH-383-3/4HP

Doorlec 3/4HP 208V 3P Trolley Door Opener with solenoid brake

Trolley model heavy-duty door operator designed to provide smooth dependable operation of sectional overhead type doors.

GT-100A

Skylink Garage One Receiver Rolling Code ***To Extent of Inventory

Automatic door closer: Never forget to close your garage door again.
Built-in timer from 2 minutes to 20 minutes will close the door automatically.
Audio warning when door is about to close.
Kit includes: Monitor Sensor model: GS-101 and Reciever GC-433R
Advanced Rolling Code Technology
Replaces your traditional wall button with Wall Console

.......more details

KCIEN-SBP

DigiCode Illuminated Keypad with Controller Built-in

Illuminated stainless steel keypad
100 user codes (4 to 6 digits)
2 form C outputs (6A/250V) timed (1 to 99 sec.) or latched
Audible feedback buttons
Request-to-exit input
Potted electronics

.......more details

RR-3-11-6202

Roller 3" UHMW + Rubber 11" Stem Black

3" UHMW tire covered with rubber
6202 sealed precision bearing
11" zinc plated stem
Rating: 200lb load; 100000 cycles of a 12' door
Helps quiet the operation of the sectional door

C-34X16-134-W

Thermal Window 34" x 16" for 1-3/4" Door White

For 1-3/4" thick door

3228

Whiting 2" Nylon Roller 3" Shaft

Zinc plated shaft 10 roller ball design
Shaft Length: 3" Overall Length: 3.75"

CAPXLTK

LiftMaster Trim Kit and Back Kit

Trim ring and back box for CAPXL.
Conceal openings left from other systems in flush-mount Infinity L and Icon installations.
Dimensions: Outer Trim – 23.75” x 19.375”

2050P

LiftMaster HD Roller Cage Bearing Hinge Bolt to Gate/Post Prime Coated Sold Individually

Heavy Duty Roller Cage Bearing Hinge - Bolt to Gate Bolt to Post (Prime Coated)
Heavy Duty Construction for Maximum Durability
Dependable Roller Cage Bearing Design
Even Weight Distribution
Five Times The Weight-Bearing Surface of the Nearest Large Hinge
Convenient Bolt-On Model

.......more details

GHW-383-2

Doorlec Industrial Gear Head Door Operator 2 HP 208V 3P with ECB and Nema4 modification

Extra heavy-duty industrial-type electric door operator for damp environments.
Worm gear reducer 40:1 ratio
#50 roller chain and sprockets from operator shaft to door shaft. (#60 chain optional)
Door speed: 7 inches per second (approx.)
Adjustable torque limiter (also called friction clutch)
Rotary type limit switches

.......more details

ME111-4WIRE-M-RH

Miller Edge 4-Wire Monitored Black Right Hand Outlet 7/8" wide x 1-1/2" high Sold by the Foot

Slide in style edge for barrier gate and counter shutter application.
Touch sensitive signaling allows for immediate stopping/reversing of motion depending on application. •Temperature Range: -30F to 155F
Lead wire: AWM 22 gauge 2ft length
Sensitivity: nominal 6-8 PSI
Vertical or horizontal mount
ANSI/UL325 recognized component

.......more details

Worksheet Installation manual Sell sheet

EL2000SSPKT

LiftMaster Pedestal Mounting Kit for EL2000SS

Compatible with model EL2000SS only.
Kit allows you to mount an EL2000SS unit onto a standard gooseneck pedestal.
Kit includes a mounting plate with gasket and hardware.

SGP-353-1-575/3

Doorlec Gate Master 1 HP 575V/3P with Heater

Post mount heavy-duty industrial slide gate operator
Max. gate weight: 2500 lbs
Gate travelling speed: 45 ft / minute
175 watt heater included

TRACK-SET-2-138-7

2" Tracks Set 7'-0" Torsion 1-3/8" Door Clips for Wood Frame 12" Radius *** By quote only

5009-5P6-PAINT

Aluminum Touch Up Paint Nail Polish Style Iron Ore / Minerai de Fer #5P6

Glass bottle and brush applicator

5009-562-PAINT

Aluminum Touch Up Paint Nail Polish Style Commercial Brown / Brun Comm. #562

Glass bottle and brush applicator

41D1624-2

LiftMaster Motor DC 12V RJO

This 12V DC Motor Kit is compatible with the following LiftMaster® Models: 8500W 8500WLA LJ8900W and LJ8950W

ALUM-554

Aluminum 24" x 100' Spool Chestnut Brown / Brun Marron # 554

20% thicker than the aluminum sold in retail stores (0.022" )
Gentek # 554
Reverse side is #431 Bright White

Colour chart

SL595205UL

LiftMaster Industrial Slide Gate Operator 2 HP 575V 3PH with Heater - UL325 ***NLA

3 Phase: 575V is a discrete model without field-selectable voltage.
Includes factory installed heater kit.
P3 MOTOR® high starting torque continuous-duty motor.
Operator Duty Rating: 25 cycles per hour.
Metal frame 7-gauge pre-galvanized steel.
Worm gear reduction 20:1 worm gear reducer.

.......more details

PTM-120V

EMX 7 Day Programmable Timer 120V

The PTM is an easy to program 7 day timer that provides secure access to any facility any time.
With up to 16 ON/OFF events per day and 15 different daily options.
Its DIN rail mount design and wide power supply options (12 24 or 120 Volt) make installation easy.
The battery backup saves stored programs in the case of power loss.
Select either a 12 or 24 hour clock format to program access times for overhead doors gates and parking barriers.
The PTM can reduce the wear and tear on motor controls and extend the life of your equipment.

.......more details

Instruction manual Spec sheet Comparison guide

O17R1000

AirLift Inline Airline Dryer

1-0298

RW Track Bracket 1x33

Description: Formed Steel 3/16" thick
Finish: Black enamel

71-17148

LiftMaster Fuse Link Kit FDC

Fuse Link Replacement Kit for use with various LiftMaster® Fire Door Commercial Door Operators and Commercial Access Solutions

821LMB-2SENSOR

LiftMaster MyQ Smart Garage Door Add-On Sensor Backwards Compatible

This add-on door sensor works with the myQ Smart Garage Hub to monitor and control a second garage door opener.
This version of the myQ door sensor is only compatible with the new myQ Smart Garage Hub by LiftMaster Model 821LMB
Replaces both 821LM-SENSOR and 821LMB-SENSOR and can be used as a replacement for either one
Also known as: 821LM-SENSOR 041D7924-1

4580-304-WHITE

Adseal DWS Weatherseal Silicone Adhesive Sealant 304ML White *** To Extent of Inventory

304ml cartridge
Ideal for movement and perimeters joints
Meets ASTM C920 S NS Class 50 NT M GA O
Meets AAMA 802 and 805 standards
Can be used on aluminum glass masonry some plastics painted and unpainted metals & does not yellow
Excellent resistance to UVs for indoor and outdoor use

.......more details

1940-COMM-BRN

Adseal Weatherseal Hybrid Adhesive Sealant Commercial Brown

Excellent adhesion to several types of sidings
Paintable sealant
Solvent free isocyanate free and phthalate free
Meets ASTM C920 S NS Class 50 NT M G A O
Very good elongation and easy application in cold weather
Low VOC

.......more details

236514

Wayne Dalton Res. Bottom Bracket Roller Holder RH

Compatible with Wayne Dalton 9100 9400 9600 9800 Foamcore II garage door models.
Pins & Cotters Included
Top quality galvanized steel
Dimensions: 4" Wide x 1.25" High x 1" side flange with milford pin
Sold as a single unit

236515

Wayne Dalton Res. Bottom Bracket Roller Holder LH

Compatible with Wayne Dalton 9100 9400 9600 9800 Foamcore II garage door models.
Pins & Cotters Included
Top quality galvanized steel
Dimensions: 4" Wide x 1.25" High x 1" side flange with milford pin
Sold as a single unit

PHOTO-075

Manaras Non-Mon. Retro-Refl. Photo Cells Exterior 24V IP67 0.5-32' Range.

Non-Monitored reflective Photoelectric manufactured by Sick

Manual

426-0913

Richards-Wilcox Galvanized End Cap T175-24" LH

GDI-UL325-EYES

GDI Photo Eyes for Monitored Operators N4

1224-1-5/8"-BLK

Elton Commercial Window for Flush Doors 1-5/8" thick 1224 Black Frame Sealed Glass

Screw together window kit
Thermal window
Frame size: 25-1/8" x 13-1/8"
Cut-out size: 24-1/16" x 12"
Vision area: 21-11/16" x 9-5/8"
Different glass options and frame colours are available upon request

.......more details

RLC-K72

Miller Edge Light Curtain Non- Monitored 6ft

Light curtain made up of a series of thru-beam photo eyes designed to provide a dense barrier of protection for motorized or high speed doors.
Ideal for environments that require expanded protection for protruding parts that may not be detected by standard single-beam photo eyes mounted 6" above the floor.
Ideal for pre-2010 installations not requiring a monitored solution.
Ability to span up to 32' wide
Universal mounting brackets included
IP67 waterproof housing

.......more details

Installation manual sell sheet

GTO-R550

Nortek Replacement Swing Gate Control Board

ET1820-1

Carlo Gavazzi Through Beam Emitter 20M Plug

High power through-beam photoelectric switch.
Range up to 20 m.
Easily adjustable sensitivity with 270° potentiometer.
LED output indication.
Precise detection through narrow beam.
Short M 18 metal housing for heavy duty applications. IP 67.

.......more details

.187_2"-LH

Torsion Spring .187 x 2" x 12ft LH ***NLA

Wire size: .187
Inside diameter: 2"
Length: 12 ft

K23-20523

LiftMaster Interlock Switch 125/250VAC 3A N4

For use with various LiftMaster® Commercial Door Operators

.187_2"-RH

Torsion Spring .187 x 2" x 12ft RH ***NLA

Wire size: .187
Inside diameter: 2"
Length: 12 ft

ALUM-322

Aluminum 24" x 100' Spool Red # 322

20% thicker than the aluminum sold in retail stores (0.022" )
Gentek # 322
Reverse side is #431 Bright White

Colour chart

GH-321-1

Doorlec Industrial Jackshaft Door Operator 1 HP 230V 1P with ECB

Custom-designed extra heavy-duty industrial-type electric door operator
Worm gear reducer 40:1 ratio
#60 roller chain and sprockets from operator shaft to door shaft.
Door speed: 7 inches per second (approx.)
Adjustable torque limiter
Rotary type limit switches

.......more details

BEARING047

Manaras Flange Bearing 2-Bolt Black for 1' bore

2 set-screw holes 1/4-28 at 90 degrees. Set-Screws NOT included
Replaces BEARING012

MA005

LiftMaster Gear Reducer 60:1

Replacement Gear Box (60:1).
Compatible with LiftMaster MADCBB MATDCBB MASTDCBB

WA11

NICE Adjustable Stand for L & M BAR Gate Op

Adjustable stand for the barrier arms of the M-Bar & L-Bar barrier gate operators
Attaches to ground and provides support when arm is down

Q410

LiftMaster Surge Protector K70-51060

Most commonly used with LiftMaster® SL3000 & CSW200 Models.

684-33-110

Universal Bracket 2.25" x 2.5" x 48" w/ Plate 4"x12"

GAREX-W/STRIP

Garex Weatherstrip Special Order

specify size color details when ordering
Please call for pricing

PTM-24V

EMX 7 Day Programmable Timer 24V

The PTM is an easy to program 7 day timer that provides secure access to any facility any time.
With up to 16 ON/OFF events per day and 15 different daily options.
Its DIN rail mount design and wide power supply options (12 or 24 Volt) make installation easy.
The battery backup saves stored programs in the case of power loss.
Select either a 12 or 24 hour clock format to program access times for overhead doors gates and parking barriers.
The PTM can reduce the wear and tear on motor controls and extend the life of your equipment.

.......more details

Instruction manual Spec sheet Comparison guide

111421.0003

Overhead Limit Module RSX

FLO2R-SA

NICE 2-btn Rolling Code Keychain Remote 433.92 MHz

Rolling code No internal dip switches programming with the reciever
Battery included: 12V (GP23A)
Dimensions: 72 x 15 x 40 mm

29203

Doorlec Transformer 230V pr 120V sec 35VA

230V prImary 120V secondary 35VA

MA020

LiftMaster Mega Arm Replacement Cover

MA-020 is a Mega Arm Replacement Cover.
Compatible with LiftMaster® Mega Series (MA/MAS) Commercial Gate Operators ONLY

7470.100

Whiting Side Seal for insulated doors 100" Long

Fits Coldsaver and Tempguard

37557R

Genie Chain Drive Bullet Assembly

This Genie chain drive bullet assembly is the white piece that holds the chain for the garage door opener together.
Works with chain model Genie garage door openers that have a C-Channel rail.
The chain carriage assembly for these models also attaches to this chain bullet assembly allowing it to move the garage door open and closed up and down the rail.
Assembly contains: The 2 Bullet side white pieces and the four screws to install it
Compatible with Genie models that have a chain rail: 1028 2028 3020H 3020H-B 3024 4024 3022 3042 3120H 3120H-B 4022 4042 4124 4164 (ChainMax ReliaG IntellG and TriloG series with these model numbers)

WHITING-ALUMCLAD

Whiting Special Order Aluminum Clad Roll Up Door Price by Quote Only

Special order to customer's specs
A prepainted aluminum facing added to plywood core dry freight door
Premium grade 7 ply 3/4” panels manufactured with a medium density overlay (MDO) laminated to smooth hardwood outer veneers of Transportation Core plywood all designed for optimum strength and appearance.
2" track and rollers for durability.
Tongue and groove joint.
2 cable balancer with independent spring for each cable. Springs treated with rust preventative.

.......more details

6070H

Genie Residential Wall Mount Jackshaft Opener

New wall mount style clears up headroom by eliminating rail & powerhead from ceiling.
Patent-pending slack cable detection technology helps insure safe door travel.
15-Year Limited Motor Warranty
Bright LED light fixture provides ample glowing light with flexibility to place fixture wherever desired in the garage.
Includes door lock
Pre-programmed remote is ready to use out-of-the-box. (Simple steps to change programming if desired.)

.......more details

3BXLT-KA

Control Station Exterior Surface Mount O/C/S N4 with Lockout Non-Metallic Keyed Alike

Double pole contacts
Stations are randomly shipped with key numbers betwwen K001-K005 unless a specific key number is specified
Comes with 2 keys keyed alike
H=7" W=2-3/4" D=2-3/4"

106-0005

Rodent Block Pull Chain Seal 2"

Often overlooked and left unprotected the opening for the pull chain on dock levelers is an ideal entry point for mice and rats.
The chain provides a built-in ladder for pests and the chain opening is more than big enough for rats or mice to squeeze through.
Features solid cast aluminum construction easy to install and completely cover the chain opening.
The seals are designed to sit completely below the surface of the dock plate and will not interfere with material handling equipment.

SPP2905-TC

Telco SpacePak Diffused Proximity Photoelectric Sensor with 5m Cable

Multi-voltage diffuse proximity photoelectric sensor with a detection range of 5 meters without the need for a reflector.
Operation mode and max sensing range: Diffuse proximity: 0-5 m
Compact rectangular housing (50 x 50 mm x 17mm)
Power output and signal level indicators

User manual Manuel d'utilisateur Spec sheet

GH-383-3/4

Doorlec Industrial Jackshaft Door Operator 3/4 HP 208V 3P with ECB

Custom-designed extra heavy-duty industrial-type electric door operator
Worm gear reducer 40:1 ratio
#60 roller chain and sprockets from operator shaft to door shaft.
Door speed: 7 inches per second (approx.)
Adjustable torque limiter
Rotary type limit switches

.......more details

41A2818

LiftMaster Limit Switch Drive Gear Kit

For use with various LiftMaster® and Chamberlain® Residential Garage Door Openers.
Complete replacement kit includes: helical gear e-clip and grease tube