Overview Reviews Product Description Tekmar 482 tN4 Gateway RS232 CSA C US approved for US and Canada Drivers available for leading home automation systems tekmarNet 4 and tekmarNet 2 compatible Product Videos Custom Field MPN 482 Product Reviews Write a Review Write a Review × Tekmar Tekmar 482 tN4 Gateway RS232 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *