GTO RB570 Transformers / Mighty Mule RB570 Replacement Transformers. GTO PRO RB570 Transformer - 18 Volt/40VA - SW2000/3000/4000-SL1000/2000 UL ONLY. Use this transformer for the PRO3000, PRO4000, PRO2500, PRO1500 as well as the Mighty Mule FM500/502 and
- This 18 Volt transformer provides a constant charge of power to the gate opener battery through the control board.
- Used to maintain a battery charge by providing a trickle charge of power to the gate opener battery.
- Easy DIY (do it yourself) installation or replacement
- 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.
- This 18 Volt transformer provides a constant charge of power to the gate opener battery through the control board.
- Used to maintain a battery charge by providing a trickle charge of power to the gate opener battery.
- Easy DIY (do it yourself) installation or replacement
- 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.
