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High Limit Switch - 105° NC or NO

$89.00 $103.62
Tax included Shipping calculated at checkout.
Style

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 High Limit Switch used in many gas & electric heaters, including Hurlcon Boilers HW 130, HW 160. Most were NC (Normally Closed) but some may be NO (Normally-Open). We cannot identify this for you unfortunately.

AKA Thermal Cutout

Hurlcon Part Number: 71033

These are an Extremely Important Safety feature found on heaters. They must be replaced when necessary. 

Other High Limit (Hi Limit) Switches:

42-45C° Inlet Hi Limit (Hurlcon, Astralpool, Raypak, Pentair)
52-55C° Outlet Hi Limit (Hurlcon, Astralpool, Raypak, Pentair)
60C° Outlet Hi Limit AGS (Hurlcon, Astralpool, Raypak, Pentair)
70C° Outlet Hi Limit (Hurlcon, Astralpool)
100C°
175C° Flue Temp Sensor (Hurlcon, Astralpool)
Hurlcon / Astralpool HiLimit Locator Brass Threaded Plug

Can also be picked up and paid for in Mt Martha, Vic. 

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General Information

  • Shipping & Pick-Up Info:

    We’re fully Australian owned with a real store and ship faster than anyone—not just another drop-shipper.

    Enjoy Free Road Shipping on orders over $149 (some bulky or dangerous goods excluded—your cart will show this). Need it fast? Choose Express Post for delivery in 1–5 business days*, or contact us to confirm stock for urgent orders. *T&Cs Apply -> Shipping Policy & Information Here.

    Pick-ups are available from our Carrum Downs, VIC store. Please order online first, and we’ll notify you when it’s ready. Our NSW, QLD, and WA warehouses ship orders only.

    Warranties & Returns: As an authorised service agent, our process is quick and straightforward. See our Warranty & Returns page for details.

    Please also read our Corrosive Water Info to understand what is and isn’t covered by manufacturers when damage is caused by improper water balance.

  • Parts & Brands

    We stock and supply parts from all the major brands: Aeware, AquaFlo, Astralpool, Balboa, CG Air, CMP, Darlly, Davey, Del Ozone, Edgetec, EvoHeat, Fluidra, Gecko, Hurlcon, Jandy, LX, Pentair, Raypak, Rheem, SpaNet, Spa-Quip, Waterco, Waterway, Zodiac—and many more.

    Our parts are compatible with popular spa brands including Alpine, Arctic, Artesian, Bullfrog, Caldera, Cyclone, Decina, Dimension One, Fisher, HotSpring, Jacuzzi, Just Spas, Monarch, Oasis, Sapphire, Signature, Sundance, Vortex® and dozens more.

    Please note: Images are for illustration only—actual products may vary. Some OEM parts may arrive without packaging or manuals. Where available, manuals are on the product page or provided on request. All parts must be installed by qualified professionals. Electrical and gas work must be carried out by licensed technicians.

  • About Us:

    Heater & Spa Parts has Australia’s largest range of spa spare parts, supplies, and pool heaters from top brands. We're a real store with real stock—not just another drop-shipper.

    We're 100% Aussie-owned, with warehouses in VIC, NSW, QLD & WA, and we ship faster than anyone.

    As authorised dealers and service agents for major brands, and former employees of leading manufacturers, we know our stuff.

    We're proud SPASA and Master Plumbers members, working closely with top manufacturers and distributors.

    With over 50,000 parts across 5,000+ product lines, we stock everything from filters, pumps, jets, chemicals, heaters, touchpads, control panels, and more—plus manuals and expert info to help you out.
Brands We are an authorised dealer, retailer, and/or service & warranty agent for many leading brands, including: Fluidra (AstralPool, Zodiac, Hurlcon), Aeware (Gecko), AquaFlo, Balboa, CG Air, CMP, Darlly, Davey, Del Ozone, Edgetec, Gecko, Goulds, Henden, Honeywell, Hydroquip, ITT, Jandy, Joyonway, Laing, Lo-Chlor, LX, Madimack, Magnum, Onga, Pentair, Raypak, Rheem, Reemay, S & P, Sensaheat, Spa-Craft, Spa-King, SpaNet, Spa-Quip, SpaZazz, Waterway, Weld-On, Xylem, and others. Trademark Information: All trademarks, brand names, and logos displayed on this website are the property of their respective owners. Heater and Spa Parts is an independent Australian supplier of replacement parts and accessories. Use of trademarked names, logos, or brands is for identification and compatibility purposes, i
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