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Viair Air Electrical Accessories 40 Amp Relay is a reliable accessory for your vehicle. It can handle up to a maximum of 40 amperes. It is a durable and heavy-duty electrical accessory. You can choose from 40 Amp to 12v or 24v relay. It also includes four 0.25-inch spade post connectors and moisture resistant mounting tab.
Note: Each compressor must have its own relay for a proper installation. Always run the engine before using a VIAIR compressor to prevent volt drop and amp spikes. Use one relay per air compressor.