{"product_id":"dc-oil-level-indicators","title":"Des-Case Oil Level Indicator (OLI)","description":"\u003cp class=\"p1\"\u003e\u003cb\u003eDes-Case Oil Level Indicator (OLI) – Clear Visual Monitoring for Oil Reservoirs\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003ci\u003eAvailable from Armor Industrial – Your Source for Proactive Lubrication Monitoring\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eDes-Case Oil Level Indicator (OLI)\u003c\/b\u003e\u003c\/span\u003e allows maintenance teams to quickly and clearly monitor oil levels and conditions in tanks, gearboxes, and reservoirs. Built from high-strength, transparent polyamide, the OLI provides a real-time view of lubricant volume without opening the system.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eDesigned for easy installation, each indicator includes 1\/2” NPT threads on both ends. Red and green markers allow operators to set high and low limits or mark running and idle oil levels. The OLI mounts directly at the reservoir’s drain port, delivering continuous, visual feedback.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eClear Oil Level Visibility\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThe see-through tube shows oil level and color, making it easy to identify low levels or contamination at a glance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDurable Construction\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eMade from chemically resistant polyamide, the OLI handles tough industrial conditions without degrading or cracking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eEasy Installation\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eEach model comes with dual 1\/2” NPT male threads for fast setup on standard reservoir ports.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eColor-Coded Reference Markers\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eRed and green rings let technicians set level benchmarks to support consistent monitoring and alerts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eMultiple Lengths Available\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eChoose from 3” to 30” lengths to suit different reservoir sizes and sightline requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eOptional Accessories\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eAdd a non-desiccant breather with 0.3µm filtration or the OLI Headspace Vent Kit for complete fluid system protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p2\"\u003eThe Des-Case OLI improves maintenance efficiency by helping teams spot issues early and reduce unplanned downtime. Whether you’re checking tanks, gearboxes, or hydraulic reservoirs, the OLI keeps your team informed—visually and reliably.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003ePlease choose from the options above. To order the right model for your system, contact \u003cspan class=\"s1\"\u003e\u003cb\u003eArmor Industrial\u003c\/b\u003e\u003c\/span\u003e, your trusted provider of Des-Case fluid monitoring products.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/armorind.com\/product-category\/des-case\/\"\u003eFind more products from Des-Case\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eAdditional information\u003c\/h3\u003e\n\u003ctable class=\"woocommerce-product-attributes shop_attributes\" aria-label=\"Product Details\"\u003e\n\t\t\t\u003ctr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_type\"\u003e\n\t\t\t\u003cth class=\"woocommerce-product-attributes-item__label\" scope=\"row\"\u003eType\u003c\/th\u003e\n\t\t\t\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e3\"\/ 76 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 6\"\/ 152 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 9\"\/ 229 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 12\"\/ 305 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 15\"\/ 381 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 18\"\/ 457 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 21\"\/ 533 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 24\"\/ 610 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 27\"\/ 686 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, 30\"\/ 762 mm Oil Level Indicator – 7\/8\" OD – 1\/2\" Male NPT on each end, Non-Desiccant Breather \u0026amp; Coupler – 0.3um filter – oleophobic – hydrophobic, OLI Headspace Vent Kit\u003c\/p\u003e\n\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/table\u003e","brand":"Des-Case","offers":[{"title":"3\"\/ 76 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334543962405,"sku":"DC-OLI3","price":43.51,"currency_code":"USD","in_stock":true},{"title":"6\"\/ 152 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334543995173,"sku":"DC-OLI6","price":48.97,"currency_code":"USD","in_stock":true},{"title":"9\"\/ 229 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544027941,"sku":"DC-OLI9","price":55.08,"currency_code":"USD","in_stock":true},{"title":"12\"\/ 305 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544060709,"sku":"DC-OLI12","price":60.55,"currency_code":"USD","in_stock":true},{"title":"15\"\/ 381 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544093477,"sku":"DC-OLI15","price":140.16,"currency_code":"USD","in_stock":true},{"title":"18\"\/ 457 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544126245,"sku":"DC-OLI18","price":164.86,"currency_code":"USD","in_stock":true},{"title":"21\"\/ 533 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544159013,"sku":"DC-OLI21","price":183.99,"currency_code":"USD","in_stock":true},{"title":"24\"\/ 610 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544191781,"sku":"DC-OLI24","price":210.03,"currency_code":"USD","in_stock":true},{"title":"27\"\/ 686 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544224549,"sku":"DC-OLI27","price":236.07,"currency_code":"USD","in_stock":true},{"title":"30\"\/ 762 mm Oil Level Indicator - 7\/8\" OD - 1\/2\" Male NPT on each end","offer_id":52334544257317,"sku":"DC-OLI30","price":270.09,"currency_code":"USD","in_stock":true},{"title":"Non-Desiccant Breather \u0026 Coupler - 0.3um filter - oleophobic - hydrophobic","offer_id":52334544290085,"sku":"DC-OLI-ND2","price":29.38,"currency_code":"USD","in_stock":true},{"title":"OLI Headspace Vent Kit","offer_id":52334544322853,"sku":"DC-OLI-HVK","price":37.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/0799\/3893\/files\/OLI.png?v=1778203676","url":"https:\/\/bkvtft-kr.myshopify.com\/products\/dc-oil-level-indicators","provider":"Armor Industrial","version":"1.0","type":"link"}