GTO/Mighty Mule RB570 Replacement Transformer – 18V AC

The GTO/Mighty Mule RB570 Transformer is a genuine replacement part designed for Mighty Mule automatic gate openers. Operating at 18 volts AC, this transformer maintains your opener’s battery backup by providing a steady trickle charge, ensuring consistent performance and preventing downtime.

The RB570 is UL listed and is compatible with a variety of Mighty Mule opener models, including the 300 and 500 Series. This transformer is not compatible with pre-UL operators.

Compatible With:

• Mighty Mule 300 & 500 Series
• SW2000, SW3000, SW4000
• SL1000, SL2000, SL350, SL500, SL502, SL600

Product Highlights:

• Item Number: RB570
• Genuine GTO/Mighty Mule replacement transformer
• 18-Volt AC design
• Maintains battery backup with trickle charging
• Ensures reliable performance and system safety
• UL listed (not compatible with pre-UL operators)