The DIRECT TV 21V Power Inserter SWM ODU ONLY PI21R1-03 SWIM Cord Inverter is a specialized device designed specifically for DIRECTV systems. This power inserter has one input and one output, making it ideal for connecting satellite signal multiswitches. The model number P121R1-03 ensures compatibility with the specified DIRECTV equipment, providing a reliable and efficient solution for enhancing your TV viewing experience.
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