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Mighty Mule SWING and
SLIDE gate openers and access control
accessories are designed for Do-It-Yourself installers.
No electrician or welding is required and the Mighty Mule will work equally well on farm, ranch
and residential gates made of wood, vinyl, chain link, tube and iron. |
For dual swing gates up to 18 ft. long or up to 850 lbs. (each leaf)
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FM502 Heavy Duty Dual Gate Opener
$795.00 |
Mighty Mule 502 Gate Capacity/Cycle Chart
Estimated number of daily cycles, based on use with a transformer and one(1) 12 Volt battery.
| Gate Weight |
Number of Cycles Per Day |
| 850 lbs. |
135 |
125 |
NR |
NR |
NR |
NR |
NR |
| 750 lbs. |
145 |
135 |
125 |
NR |
NR |
NR |
NR |
| 650 lbs. |
155 |
145 |
135 |
125 |
NR |
NR |
NR |
| 550 lbs. |
165 |
155 |
145 |
135 |
125 |
NR |
NR |
| 450 lbs. |
175 |
165 |
155 |
145 |
135 |
125 |
NR |
| 350 lbs. |
185 |
175 |
165 |
155 |
145 |
135 |
125 |
| 250 lbs. |
195 |
185 |
175 |
165 |
155 |
145 |
135 |
| 150 lbs. |
205 |
195 |
185 |
175 |
165 |
155 |
145 |
| 100 lbs. |
215 |
205 |
195 |
185 |
175 |
165 |
155 |
| 50 lbs. |
225 |
215 |
205 |
195 |
185 |
175 |
165 |
| Gate Length |
5'-6' |
8' |
10' |
12' |
14' |
16' |
18' |
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NR |
- Not Recommended |
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| The Mighty Mule® Heavy Duty Gate Openers (FM500/FM502) will handle gates up to
18 ft. in length or weighing up to 850 lbs.
| FM500/FM502 FEATURES: |
- Commercial Grade Soft Start/Soft Stop, extends life of the gate opener.
- Gate Types: Chain link, tube, ornamental, aluminum, pane, wood and vinyl.
- Provides up to 225 cycles per day (using transformer) for FM500.
- Dual model FM502 provides up to 115 cycles per day (using transformer).
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- Easy to install low-voltage system, no electrician required.
- Designed for gates that open into or away from the property.
- Built in adjustable auto-close option with alarm.
- Solar compatible (10 Watt minimum for FM502 & 5 Watt for FM500).
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Mighty Mule Automatic Gate Openers
Typical Installation
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