{"product_id":"thermodisc-hi-limit-sensor-hl9845","title":"Thermodisc Hi-Limit Sensor HL9845","description":"\u003cp\u003eThe HydroQuip Thermodisc Hi-Limit Sensor HL9845 is a surface-mount safety switch designed for HydroQuip spa control systems. This DPST (double-pole, single-throw) sensor protects your spa from dangerous overheating by automatically shutting down the heater when water temperatures exceed safe limits. The included mounting screws ensure secure installation on your spa's heater assembly or control box.\u003c\/p\u003e\u003cp\u003eThis OEM replacement sensor delivers exact fit guaranteed compatibility with HydroQuip systems, eliminating guesswork and ensuring reliable operation. Ships same-day from our Canadian warehouse and includes our comprehensive 1-year warranty for complete peace of mind. The HL9845 effectively resolves common spa error codes including HH (high heat), ICE (inadequate circulation), and OH (overheat) conditions. Verify your existing sensor's part number before ordering to ensure proper fitment with your specific HydroQuip control system.\u003c\/p\u003e\n\u003c!-- p11:start --\u003e\u003cdiv class=\"related-links\"\u003e\n\u003ch2\u003eRelated parts \u0026amp; guides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/product\/36-hi-limit-sensor-assembly-5-60-6005\"\u003e36\" Hi-Limit Sensor Assembly 5-60-6005\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/72-hi-limit-sensor-34-0203y-vh2-k\"\u003e72\" Hi Limit Sensor 34-0203Y-VH2-K\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/18-single-pole-hi-limit-sensor-275-3148-00\"\u003e18\" Single Pole Hi-Limit Sensor 275-3148-00\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collection\/sensors-1\"\u003eSee all Sensors\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/knowledge\/how-to-test-a-spa-flow-switch\"\u003eHow to test a spa flow switch\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- p11:end --\u003e","brand":"HydroQuip","offers":[{"title":"Default Title","offer_id":50248994619749,"sku":"HL9845","price":86.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0883\/2162\/2373\/files\/thermodisc-hi-limit-sensor-hl9845-hl9845-2_398d6d91-dbc5-4192-b5af-e9016870486a.jpg?v=1779739243","url":"https:\/\/checkout.bubblessupply.com\/products\/thermodisc-hi-limit-sensor-hl9845","provider":"Bubbles Supply","version":"1.0","type":"link"}