Maintain the power and performance of your PetSafe containment system with the Model RFA-513 Power Adaptor. Designed specifically for use with PetSafe transmitters, this adaptor is compatible with a variety of containment options including Wireless Pet Containment System, Stay & Play Wireless Fence, Deluxe Little Dog In-Ground Fence, In-Ground Cat Fence, and Indoor Radio Fence. This adaptor features a six-foot cord for flexible positioning and installs simply by plugging into your existing transmitter unit. Whether you're replacing a worn adaptor or adding a backup for peace of mind, the RFA-513 ensures your pet boundary system stays powered and operational. Count on PetSafe's trusted quality to keep your pet safe and contained with minimal fuss.