{"product_id":"industrial-tcdr-137-hydraulic-cooler-temperature-switch","title":"Industrial TCDR-137 Hydraulic Cooler Temperature Switch","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"707\"\u003eThe TCDR-137 Hydraulic Cooler Temperature Switch (306-3) is used in hydraulic cooling systems to monitor oil temperature and automatically activate cooling fans when hydraulic fluid reaches a predetermined temperature. Commonly installed in hydraulic power units, mobile equipment, industrial machinery, concrete mixers, and oil cooler assemblies requiring automatic thermal management. Maintenance teams and hydraulic technicians use this switch for cooler fan control, overheating protection, and hydraulic system maintenance. The TCDR-137 series is a high-contact-capacity thermal switch designed specifically for hydraulic oil cooling applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"709\" data-end=\"726\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"727\" data-end=\"1328\"\u003eThe TCDR-137 temperature switch is commonly used to control hydraulic cooler fans and prevent excessive oil temperatures that can reduce hydraulic component life and system performance. Typical applications include hydraulic power packs, concrete mixer trucks, mobile hydraulic equipment, industrial presses, material handling equipment, and oil-to-air heat exchangers requiring automatic fan activation based on fluid temperature. The switch remains open during normal operation and closes when the set temperature is reached, energizing the cooling fan circuit.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1330\" data-end=\"1359\" class=\"PDq2pG_selectionAnchorContainer\"\u003eTechnical Specifications:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1360\" data-end=\"2388\" class=\"\"\u003e• Manufacturer: Unbranded\u003cbr data-start=\"1385\" data-end=\"1388\"\u003e• Model \/ Part Number: TCDR-137\u003cbr data-start=\"1419\" data-end=\"1422\"\u003e• Reference Number: 306-3\u003cbr data-start=\"1447\" data-end=\"1450\"\u003e• Product Type: Hydraulic Cooler Temperature Switch\u003cbr data-start=\"1501\" data-end=\"1504\"\u003e• Switch Type: Thermal Switch \/ Thermostat\u003cbr data-start=\"1546\" data-end=\"1549\"\u003e• Contact Configuration: Normally Open (NO)\u003cbr data-start=\"1592\" data-end=\"1595\"\u003e• Operation: Close on Temperature Rise\u003cbr data-start=\"1633\" data-end=\"1636\"\u003e• Temperature Setting: Typically 140°F or 180°F depending on suffix configuration\u003cbr data-start=\"1717\" data-end=\"1720\"\u003e• Pressure Rating: 1000 PSI Maximum\u003cbr data-start=\"1755\" data-end=\"1758\"\u003e• Thread Connection: 1\/2\" NPT Male (14 TPI)\u003cbr data-start=\"1801\" data-end=\"1804\"\u003e• Body Material: Brass\u003cbr data-start=\"1826\" data-end=\"1829\"\u003e• Electrical Connection: Dual Lead Wires\u003cbr data-start=\"1869\" data-end=\"1872\"\u003e• Lead Length: 6 Inches\u003cbr data-start=\"1895\" data-end=\"1898\"\u003e• Mounting Type: Threaded Direct Mount\u003cbr data-start=\"1936\" data-end=\"1939\"\u003e• Media Compatibility: Hydraulic Oil and Compatible Fluids\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e• Application: Hydraulic Cooler Fan Control\u003cbr data-start=\"2043\" data-end=\"2046\"\u003e• Hysteresis: Approximately 20°F depending on model\u003cbr data-start=\"2097\" data-end=\"2100\"\u003e• Installation Location: Oil Cooler, Reservoir, or Hydraulic Piping\u003cbr data-start=\"2167\" data-end=\"2170\"\u003e• Cooling Function: Automatic Fan Activation\u003cbr data-start=\"2214\" data-end=\"2217\"\u003e• Environment Rating: Industrial Hydraulic Service\u003cbr data-start=\"2267\" data-end=\"2270\"\u003e• Product Status: Discontinued OEM Component Available Through Surplus Channels. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2390\" data-end=\"2414\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2415\" data-end=\"2654\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Therm-trol TCDR-137-A-0-180F Temperature Switch\u003cbr data-start=\"2463\" data-end=\"2466\"\u003e• Thermal Transfer TCDR-137-140 Temperature Switch\u003cbr data-start=\"2516\" data-end=\"2519\"\u003e• AKG Hydraulic Cooler Temperature Switch\u003c\/p\u003e","brand":"PLG Automation ","offers":[{"title":"New","offer_id":51714372960558,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_ede30e23-ffcd-4ccb-82e1-05025d6dee21.jpg?v=1770424473","url":"https:\/\/plgautomation.com\/products\/industrial-tcdr-137-hydraulic-cooler-temperature-switch","provider":"PLG Automation ","version":"1.0","type":"link"}