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Required: 12-volt automotive or marine type battery that produces a minimum of 250 cold cranking amps CCA. Faster gate opening & closing speeds: 40% faster than competitors.
Diy friendly: the mm371w comes equipped with detailed instructions, online how-to videos & unlimited access to 24-hour technical support. Backed by a mighty Mule 1-year Warranty. Battery Not Included. Smart capable: with the addition of the Mighty Mule Wireless Connectivity Kit - sold separately Model # MMS100 .




The r4211 is a replacement control board for the FM500/FM502 & MM560/MM562 series swing gate openers. Is an ideal replacement control board if a previous board was burned out by a lightning strike, a power surge or if the previous board was burned out by reversed battery wiring.


Backed by a mighty Mule 1-year Warranty. Designed for medium duty dual swing gates up to a maximum of 16 ft. Long or maximum of weight of 550 lbs.
Not Included. Perfect for all gate types including: Tube, panel, chain link, vinyl and wood. Smart capable: with the addition of the Mighty Mule Wireless Connectivity Kit - sold separately Model # MMS100 Battery Not Included. Solar capable: with the addition of a Mighty Mule 10W solar panel Model # FM123. Faster gate opening & closing speeds: 40% faster than competitors.


The mms100 is a required accessory to control and monitor your gate from anywhere using your smart device. Invite up to 10 -members to have full gate access. Check gate status is my gate opened or closed.
1. Mighty Mule
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BLACK, Single, Mighty Mule MM371W Automatic Gate Opener SMART
#adMighty Mule #ad - Includes: 1 three button entry/exit remote with Visor Clip, AC Transformer, all required mounting hardware, control box, an installation manual and access to online how-to videos. Designed for medium duty single swing gates up to a maximum of 16 ft.Required: 12-volt automotive or marine type battery that produces a minimum of 250 cold cranking amps CCA. Faster gate opening & closing speeds: 40% faster than competitors.
More information #ad
Long or maximum of weight of 550 lbs. Perfect for all gate types including: Tube, panel, chain link, vinyl, and wood. Not Included. Solar capable: with the addition of a Mighty Mule 10W solar panel Model # FM123. Diy friendly: the mm371w comes equipped with detailed instructions, online how-to videos & unlimited access to 24-hour technical support. Backed by a mighty Mule 1-year Warranty. Battery Not Included. Smart capable: with the addition of the Mighty Mule Wireless Connectivity Kit - sold separately Model # MMS100 .
Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 9 Inches |
Length | 42 Inches |
Weight | 23 Pounds |
Width | 6 Inches |
Part Number | MM371W |
Model | MM371W |
Warranty | 1 YEAR Manufacturer warranty and Tech Support |
More information #ad
2. Mighty Mule
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Mighty Mule Wireless Digital Keypad FM137
#adMighty Mule #ad - Easy diy do it yourself programming for your Mighty Mule Automatic Gate Opener system. Numeric keypad for controlled access with simple programming that can hold up to 25 access codes. Additionally, you can have temporary codes that can be programmed to expire within one to seven days.More information #ad
The mighty mule digital keypad is designed to work with all Mighty Mule Automatic Gate Openers; this is an ideal accessory for convenience and security. Backed by a 12 month Mighty Mule Warranty and Technical Support. Wireless weatherproof keypad.Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 10 Inches |
Length | 5 Inches |
Weight | 1 Pounds |
Width | 3 Inches |
Part Number | FM137 |
Model | FM137 |
Warranty | Mighty Mule 1 Year Warranty |
More information #ad
3. Mighty Mule
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10 Watt Solar Panel Kit FM123 for Mighty Mule Automatic Gate Openers,Black Cell
#adMighty Mule #ad - 30% residential energy efficient property Tax Credit! Residential home owners can use this as credit on an operator system, accessories and installation. For gates that lack a power source at the site of installation, rated for 8 - 26 cycles, see zone chart.More information #ad
Increases your savings on your electric bill and can increase your property value. The 10 watt solar panel kit is an excellent option to use as an alternative source that allows for increased power that maximizes sunlight for increased usage for your Mighty Mule or GTO/Pro Automatic Gate Opener. Easy diy do it Yourself installation.Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 1.1 Inches |
Length | 17.5 Inches |
Weight | 4.6 Pounds |
Width | 7.5 Inches |
Part Number | FM123 |
Model | FM123 |
Warranty | 12 month manufacturer warranty |
More information #ad
4. Mighty Mule
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Black, Mighty Mule Single Button Gate Opener Remote FM135
#adMighty Mule #ad - Mighty mule also offers the 2-button gate opener remote fm134 and the 3-button remote RB743 for easy use with a second Gate Operator or garage door. Easy diy do it yourself programming for your Mighty Mule Automatic Gate system. Garage door openers require the Universal Receiver RB709U-NB.More information #ad
Note: if the dip switch sequence is not matched up to the operator / other transmitter, the transmitter will not send the correct signal. The single-button gate opener remote is a great accessory for a replacement or for an additional user to compliment your Mighty Mule Automatic Gate Opener.Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 6.75 Inches |
Length | 4 Inches |
Weight | 0.02 Pounds |
Width | 2 Inches |
Part Number | FM135 |
Model | FM135 |
Warranty | Limited 12 Month Manufacturers Warranty (from date of purchase) |
More information #ad
5. Mighty Mule
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Red, Mighty Mule Replacement Control Board for Mighty Mule Gate Openers R4211
#adMighty Mule #ad - Ul 325 6th edition compliant that features Mighty Mule's exclusive Dual Sense Technology for additional protection & safety. Not compatible with the mighty mule fm200, MM260, FM350/352 and MM360 automatic gate openers.The r4211 is a replacement control board for the FM500/FM502 & MM560/MM562 series swing gate openers. Is an ideal replacement control board if a previous board was burned out by a lightning strike, a power surge or if the previous board was burned out by reversed battery wiring.
More information #ad
Built to support all mighty mule accessories. Can handle push and pull-to-open settings and dual gate operation and can direct power from a solar panel or from an AC transformer.Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 2.1 Inches |
Length | 9.2 Inches |
Weight | 0.75 Pounds |
Width | 5.4 Inches |
Part Number | R4211 |
Model | R4211 |
Warranty | Limited 6 Month Warranty or remainder of your operator warranty (whichever is longer) |
More information #ad
6. Mighty Mule
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Black, Mighty Mule MM371W-SOL Automatic Gate Opener
#adMighty Mule #ad - Designed for medium duty single swing gates up to a maximum of 16 ft long or maximum weight of 550 lbs.More information #ad
Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 8 Inches |
Length | 40 Inches |
Width | 6 Inches |
Part Number | MM371W-SOL |
Model | MM371W-SOL |
Warranty | 12 month manufacturers warranty |
More information #ad
7. Mighty Mule
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Black, Mighty Mule MM372W Automatic Gate Opener DUAL SMART
#adMighty Mule #ad - Required: 12-volt automotive or marine type battery that produces a minimum of 250 cold cranking amps CCA. Diy friendly: the mm372w comes equipped with detailed instructions, online how-to videos & unlimited access to 24-hour technical support.Backed by a mighty Mule 1-year Warranty. Designed for medium duty dual swing gates up to a maximum of 16 ft. Long or maximum of weight of 550 lbs.
More information #ad
Includes: 1 three button entry/exit remote with Visor Clip, control box, all required mounting hardware, AC Transformer, an installation manual and access to online how-to videos. Per gate leaf. Not Included. Perfect for all gate types including: Tube, panel, chain link, vinyl and wood. Smart capable: with the addition of the Mighty Mule Wireless Connectivity Kit - sold separately Model # MMS100 Battery Not Included. Solar capable: with the addition of a Mighty Mule 10W solar panel Model # FM123. Faster gate opening & closing speeds: 40% faster than competitors.
Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 7 inches |
Length | 46 inches |
Weight | 41 Pounds |
Width | 12 inches |
Part Number | MM372W |
Model | MM372W |
Warranty | 1 YEAR Manufacturer Warranty and Tech Support |
More information #ad
8. Mighty Mule
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Black, Mighty Mule Gate Opener Replacement Transformer RB570
#adMighty Mule #ad - This 18 volt transformer provides a constant charge of power to the gate opener battery through the control board. Easy diy do it yourself installation or replacement. Used to maintain a battery charge by providing a trickle charge of power to the gate opener battery.More information #ad
For additional power options, mighty mule offers the 5-Watt solar panel kit FM121 or the 10-Watt solar panel kit FM123 as a replacement power source.Brand | Mighty Mule #ad |
Manufacturer | Mighty Mule #ad |
Height | 3.2 Inches |
Length | 3.7 Inches |
Weight | 1.6 Pounds |
Width | 3 Inches |
Part Number | RB570 |
Model | RB570 |
Warranty | Limited 12 Month Manufacturers Warranty (from date of purchase) |
More information #ad
9. Mighty Mule
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Mighty Mule MMS100 100 Wireless Connectivity System, BLACK
#adMighty Mule #ad - Backed by a 1-year Mighty Mule warranty. Manage multiple mighty Mule smart devices and/or multiple locations using the Mighty Mule app. Receive mighty Mule app push notifications when gate has been activated.The mms100 is a required accessory to control and monitor your gate from anywhere using your smart device. Invite up to 10 -members to have full gate access. Check gate status is my gate opened or closed.
More information #ad
Compatible with apple IOS & Google Android smart devices. The free mighty mule app is available at the apple app store or google play store. The installation of the mms100 must be within a 1/2 mile from a Wi-Fi router. Only compatible with select mighty mule gate opener models: MM371W, MM571, TS571W, MM372W, MM572W.Brand | Mighty Mule #ad |
Manufacturer | MIGHTY MULE #ad |
Height | 3 Inches |
Length | 2 Inches |
Width | 5.5 Inches |
Part Number | MMS100 |
Model | MMS100 |
Warranty | 12 month manufacturer |
More information #ad