{"product_id":"firmerst-18-5-solid-sprinkler-wire-250-ft-durable-direct-burial","title":"FIRMERST 18\/5 Solid Sprinkler Wire 250 ft - Durable Direct Burial","description":"\u003cp\u003eOur review of the FIRMERST 18\/5 Solid Sprinkler Wire finds it best suited for DIY landscapers and irrigation pros who need a straightforward, durable cable for up to a four-valve controller. The single biggest reason to buy is reliability underground: this 250 ft, 18AWG 5-conductor solid copper cable is coated in a sunlight and UV resistant PVC jacket and is rated for direct burial, so it removes many of the typical worries about exposure, moisture and handling during installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e250 ft length:\u003c\/strong\u003e Provides ample run for most small to medium irrigation layouts without splicing, reducing failure points in the system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18AWG 5-conductor solid copper:\u003c\/strong\u003e Solid copper conductors deliver consistent low-voltage performance and good conductivity for valve control circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunlight and UV resistant PVC jacket:\u003c\/strong\u003e The jacket resists degradation from prolonged sun exposure so the cable lasts longer when near-surface or in shallow trenches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated for direct burial:\u003c\/strong\u003e Waterproof and dust resistant construction allows burying without extra conduit for typical sprinkler installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible but robust:\u003c\/strong\u003e The cable bends easily around obstacles during routing while remaining durable in tougher outdoor conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-voltage compatibility:\u003c\/strong\u003e Designed for sprinkler control systems running 30 volts or less, covering common residential and commercial controllers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe FIRMERST 18\/5 cable is aimed at homeowners installing or repairing sprinkler systems, small landscape contractors, and maintenance crews on golf courses or farms who need a reliable, direct-burial rated control cable for up to four valves. It is particularly useful when a single 250 ft spool covers runs to multiple valve locations without extra splices.\u003c\/p\u003e\n\u003cp\u003eThis product is less appropriate if a project needs higher-voltage wiring, shielded cable for long runs in electrically noisy environments, or color-coded multi-core standards beyond the five-conductor layout. Professional electrical installations requiring specific conduit or codes should confirm local requirements before burying.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid copper conductors offer reliable conductivity and long-term performance for low-voltage valve control.\u003c\/li\u003e\n\u003cli\u003eUV resistant PVC jacket and direct burial rating make it suitable for outdoor and underground use without extra protection.\u003c\/li\u003e\n\u003cli\u003eFlexible design eases routing and installation around obstacles in yards and landscape beds.\u003c\/li\u003e\n\u003cli\u003eGood value for a 250 ft spool, with customers noting quality and affordability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOnly five conductors may limit larger systems that require more zones or separate sensor wiring.\u003c\/li\u003e\n\u003cli\u003eAs solid-core wire, it is less tolerant of repeated flexing after installation compared with stranded options, so it is best used where movement is minimal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e250 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor\u003c\/td\u003e\n\u003ctd\u003e18AWG solid copper, 5 conductors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter diameter\u003c\/td\u003e\n\u003ctd\u003e6.5 0.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJacket\u003c\/td\u003e\n\u003ctd\u003eSunlight and UV resistant PVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurial rating\u003c\/td\u003e\n\u003ctd\u003eWaterproof, dust resistant, rated for direct burial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003eLow-voltage, for 30 volts or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical uses\u003c\/td\u003e\n\u003ctd\u003eSprinkler control wiring for up to 4 valves in yards, farms, golf courses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe FIRMERST 18\/5 Solid Sprinkler Wire is a practical, cost-conscious choice for anyone wiring a four-valve or smaller irrigation system who needs direct burial and UV resistance. It combines solid copper reliability and flexible routing with a long 250 ft length, making it good value for homeowners and contractors who want a durable, no-fuss control cable for low-voltage sprinkler installations.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be buried directly in the ground?\u003c\/strong\u003e\u003cbr\u003eYes. The cable is rated for direct burial, is waterproof and dust resistant, and is coated in a UV resistant PVC jacket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many valves can this cable support?\u003c\/strong\u003e\u003cbr\u003eThe five conductors are suitable for control of up to four valves plus a common, matching typical controller wiring for small systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable suitable for more than 30 volts?\u003c\/strong\u003e\u003cbr\u003eNo. It is designed for low-voltage sprinkler systems and specified for use at 30 volts or less.\u003c\/p\u003e","brand":"FIRMERST","offers":[{"title":"Default Title","offer_id":48254559420635,"sku":"B0C9LCYH26","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/614RCDbS-IL._SL1500.jpg?v=1778318897","url":"https:\/\/gearmusthave.com\/products\/firmerst-18-5-solid-sprinkler-wire-250-ft-durable-direct-burial","provider":"GearMustHave","version":"1.0","type":"link"}