{"product_id":"runleader-rl-hm038ad-digital-hour-meter-lcd-5-277v-ac-dc-ip68-epoxy-sealed-backup-battery","title":"Runleader RL-HM038AD Digital Hour Meter — LCD, 5–277V AC\/DC, IP68 Epoxy-Sealed Backup Battery","description":"\u003cstrong\u003eRunleader RL-HM038AD is a compact digital hour meter with an LCD that records cumulative engine or equipment run time reliably across a wide AC\/DC voltage range.\u003c\/strong\u003e\n\n\u003cp\u003eUse this sealed, epoxy-encapsulated hour meter to track maintenance intervals and total operating hours for engines, generators, mowers, and industrial equipment. The RL-HM038AD accepts a broad input voltage (5–277V AC\/DC), mounts with a simple panel cut-out, and displays hours up to 99,999 with resettable session timers and a backup battery for data retention. Its IP68-resistant construction stands up to wet environments where many small meters would fail.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RL-HM038AD record operating hours?\u003c\/h3\u003e\n\u003cp\u003eThe meter starts counting when it senses external power or an activated pressure switch on compatible equipment. It stores a cumulative total and also offers two separate resettable session timers for short-term tracking during a single work period.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecords total hours from 0 to 99,999\u003c\/li\u003e\n  \u003cli\u003eTwo resettable running-hour counters for shifts or service intervals\u003c\/li\u003e\n  \u003cli\u003eStarts via power input or pressure-switch activation for some ride-on mowers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work with my machine’s voltage system?\u003c\/h3\u003e\n\u003cp\u003eYes — the RL-HM038AD is designed for exceptional voltage flexibility and accepts many common DC and AC supplies. The meter’s wide-range input eliminates the need for voltage converters for most vehicles and equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAccepts AC or DC 5V to 277V\u003c\/li\u003e\n  \u003cli\u003eCompatible with common voltages: 12V, 24V, 36V, 48V, 72V, 90V, 110–230V and more\u003c\/li\u003e\n  \u003cli\u003eOnly two connection pins simplify installation; polarity is not critical\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and weather-resistant is this hour meter?\u003c\/h3\u003e\n\u003cp\u003eThe RL-HM038AD is fully epoxy-encapsulated and rated to meet IP68 standards, making it suitable for wet or dusty conditions where handheld or exposed meters would fail. It will run normally after brief submersion and resists corrosion from moisture and contaminants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e100% epoxy resin encapsulation for moisture protection\u003c\/li\u003e\n  \u003cli\u003eIP68-level water resistance suitable for submersion\u003c\/li\u003e\n  \u003cli\u003eBuilt to withstand harsh outdoor and industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and how is data preserved?\u003c\/h3\u003e\n\u003cp\u003eInstall the RL-HM038AD by drilling a panel cut-out and snapping the meter into place; the cut-out size is compact for tight instrument panels. A built-in CR2050 backup battery preserves displayed hour data when external power is removed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePanel cut-out: 37.50mm × 24.50mm (1.48\" × 0.96\") for drill-and-snap mounting\u003c\/li\u003e\n  \u003cli\u003eOnly two connection pins for power—no separate positive\/negative required\u003c\/li\u003e\n  \u003cli\u003eInternal CR2050 (360 mAh) battery maintains display memory\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Runleader RL-HM038AD suits owners and technicians who need a rugged, easy-to-install hour counter for small engines, generators, agricultural and grounds-care equipment, construction machinery, and marine or industrial systems. Choose this meter when you want wide voltage compatibility, weather resistance, compact panel mounting, and clear LCD readouts to schedule maintenance and track equipment usage without complex wiring or external converters.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this hour meter work with 12V and 110V systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RL-HM038AD accepts AC or DC 5–277V, including both 12V and 110V, without needing a converter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the meter be reset and will it keep totals when power is off?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It has two resettable session timers and a cumulative total up to 99,999 hours; an internal CR2050 battery preserves data when power is removed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Runleader","offers":[{"title":"Default Title","offer_id":48086956212382,"sku":"B07PFTGS2Z","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/runleader-rl-hm038ad-front-panel.jpg?v=1785910692","url":"https:\/\/northtrailauto.ca\/products\/runleader-rl-hm038ad-digital-hour-meter-lcd-5-277v-ac-dc-ip68-epoxy-sealed-backup-battery","provider":"North Trail Auto","version":"1.0","type":"link"}