{"product_id":"bluelab-peripod-m4","title":"Bluelab PeriPod M4 – 4-Pump Automatic Nutrient Doser","description":"\u003ch2\u003eFour pumps, one doser: automate pH and a three-part feed\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBluelab PeriPod M4\u003c\/strong\u003e is a wall-mounted automatic nutrient doser with \u003cstrong\u003efour medical-grade peristaltic pumps\u003c\/strong\u003e, each delivering up to \u003cstrong\u003e120 ml\/min\u003c\/strong\u003e. Paired with the \u003cstrong\u003eBluelab Pro Controller Wi-Fi\u003c\/strong\u003e (sold separately), it doses pH adjuster and nutrient stock straight into the reservoir whenever readings move off target, so pH and EC are held steady around the clock instead of being corrected by hand once a day. Out of the box pump 1 is set for pH and pumps 2–4 for nutrient parts A, B and C, and every pump can be reassigned and given its own ratio in the \u003cstrong\u003eEdenic app\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour 120 ml\/min peristaltic pumps\u003c\/strong\u003e – one more feed line than the PeriPod M3, in a compact body about \u003cstrong\u003e285 mm\u003c\/strong\u003e wide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH plus a three-part feed from one unit\u003c\/strong\u003e, or a two-part base with an additive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLink up to three M-series PeriPods\u003c\/strong\u003e for as many as \u003cstrong\u003e12 pumps\u003c\/strong\u003e on complex multi-part schedules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePer-pump calibration\u003c\/strong\u003e to the viscosity of each nutrient, with individual priming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet ratios and pump roles in the Edenic app\u003c\/strong\u003e through the Pro Controller Wi-Fi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet and fan-cooled\u003c\/strong\u003e, and it can be mounted lower than the injection point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpaque nutrient tubing\u003c\/strong\u003e to stop algae, plus acid- and alkali-resistant pH tubing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003epH and EC Drift Between Checks\u003c\/h3\u003e\u003cp\u003ePlants take up water and nutrients at different rates, so a reservoir's pH and EC move all day. Correct them by hand once a day and the roots spend hours in solution that is off target, which is where \u003cstrong\u003enutrient lockout\u003c\/strong\u003e, \u003cstrong\u003epoor nutrient uptake\u003c\/strong\u003e and uneven growth begin. With the M4 the Pro Controller watches pH and EC continuously and calls a small dose the moment either drifts, keeping each part of a multi-part feed in the ratio you set. The fourth pump is what sets it apart from the M3: room for pH plus three nutrient parts from a single doser, with no second unit to mount or wire.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount\u003c\/strong\u003e the PeriPod on a wall within 2 m of the reservoir (and within 400 mm of the next PeriPod if you link units).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlumb\u003c\/strong\u003e the white acid\/alkali-resistant tube from the pH pump to your pH adjuster and the opaque food-grade tubes from the nutrient pumps to each stock part; keep the outlet tubes apart where they enter the reservoir to avoid precipitation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect\u003c\/strong\u003e the dosing cable to the Pro Controller Wi-Fi and plug the 24 V power supply into the mains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrime\u003c\/strong\u003e each pump, then calibrate each nutrient pump with the liquid it will dose (a pump set to pH is not calibrated).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet\u003c\/strong\u003e targets, nutrient ratios and pump roles in the Edenic app, and let the controller take over.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain:\u003c\/strong\u003e replace pump tubing and cassettes as they wear, and run clean water through pumps and tubing before any service or a month or more out of use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePumps:\u003c\/strong\u003e 4 x peristaltic, up to 120 ml\/min (4 fl oz\/min) each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow-rate accuracy:\u003c\/strong\u003e ±10% before pump calibration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDefault pump roles:\u003c\/strong\u003e pump 1 pH, pumps 2–4 nutrient A, B and C (all reassignable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinking:\u003c\/strong\u003e up to three M-series PeriPods (M3 or M4), maximum 12 pumps; does not link with the PeriPod L3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController:\u003c\/strong\u003e Bluelab Pro Controller Wi-Fi, or the earlier Bluelab Pro Controller (including the Pro Controller Connect); sold separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTubing supplied:\u003c\/strong\u003e 4 m acid\/alkali-resistant pH tubing; 3 x 4 m opaque food-grade nutrient tubing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcid limits:\u003c\/strong\u003e below 80% phosphoric, 35% nitric, 30% sulphuric or 20% citric acid by volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService life:\u003c\/strong\u003e peristaltic tubing more than 750 hours of pump running; motors more than 1,500 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e 5–40 °C solution and room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 100–240 V AC in; 24 V DC 2 A power supply included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e about 285 mm wide (PeriPod M3: 220 mm), wall-mounted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the box:\u003c\/strong\u003e PeriPod M4, power supply, dosing cable, pH tubing, 3 nutrient tubes, mounting screws, getting started guide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, IC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years (6 months on cassettes and tubing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluelab part code:\u003c\/strong\u003e PERIPODM4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdiv class=\"hcs-faq\"\u003e\n\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eWhat else do I need to run it?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eA Bluelab Pro Controller Wi-Fi, or the earlier Bluelab Pro Controller Connect. The PeriPod has no probes of its own: it only pumps when the controller calls for a pH or EC correction.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eShould I choose the M3 or the M4?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eBoth use the same 120 ml\/min pumps. The M3 has three (pH plus a two-part A and B feed); the M4 has four, for pH plus three nutrient parts or a two-part feed with an additive.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eCan I link it to a PeriPod M3 or L3?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYou can chain up to three M-series units, M3 or M4, for a maximum of 12 pumps. An M-series PeriPod cannot be linked with a PeriPod L3.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eCan it dose straight into an irrigation line?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eNo. Bluelab designed the PeriPod to dose into a reservoir; it is not an inline doser. For very large reservoirs where 120 ml\/min cannot correct quickly enough, Bluelab point to the PeriPod L3.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003ch3\u003eWorks Well With\u003c\/h3\u003e\u003cdiv class=\"hcs-related\" style=\"display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 0;\"\u003e\n\u003ca href=\"\/products\/bluelab-pro-controller-wi-fi\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/nutrient-mangement-bluelab-pro-controller-wi-fi-72585741238645.webp?v=1785290983\u0026amp;width=160\" alt=\"Bluelab Pro Controller Wi-Fi\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eBluelab Pro Controller Wi-Fi\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eThe controller that runs it, needed\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/bluelab-external-lockout-and-alarm-box\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/bluelab-external-lockout-and-alarm-box-default-title-1.jpg?v=1790229359\u0026amp;width=160\" alt=\"Bluelab External Lockout and Alarm Box\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eBluelab External Lockout and Alarm Box\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eFloat-switch lockout and alarm for dosing\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/bluelab-m3-peripod\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/nutrient-mangement-bluelab-m3-peripod-29227154800824.jpg?v=1785319092\u0026amp;width=160\" alt=\"Bluelab PeriPod M3\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eBluelab PeriPod M3\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eChain an M3 for more feed lines\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":53929890382090,"sku":"NUT-BLUE-011-01","price":1164.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/bluelab-peripod-m4-default-title-1.jpg?v=1792261676","url":"https:\/\/hydrocropshop.co.uk\/products\/bluelab-peripod-m4","provider":"Hydro Crop Shop","version":"1.0","type":"link"}