Find Reviews and Compare Prices for:       All ProductsMiscellaneous     5.0 (1)   Add a review Neptune Systems PX1000 expansion module   The first expansion module, the PX 1000 , with a pH, ORP, temperature (or 2 pH and 1 temperature), and 6 digital inputs. Have a question? Just Ask! Member Reviews Compare Prices Product Spec Send to a friend Searched Neptune Systems PX1000 expansion module in 150 stores, 0 results found Sorry - We couldn't find any stores offering this product. Please check again. Image Description   Store   Price You can also search these stores   Find this product on Amazon   Amazon.com   2 Store Reviews   Search on Amazon   Find this product on eBay   eBay   5 Store Reviews   Search on eBay Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Controllers Miscellaneous Other Miscellaneous internal use: spec578