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The RS Pro DC switching relay for PCB mounting is used in applications where there isneed for fast switching of small DC loads withhigh input/output insulation of more than 4000 VACrms. The DC switching relay always switches on and off in accordance with the applied control voltage.Miniature DC SSR mounted on Din EN adapter Control voltage 4.25VDC 32VDC Isolation inputoutput 4000 VACrms Operating Temp -200℃ to 800℃ (-40°F1760°F) Blocking Voltage 60VDC Dropout VoltageVDC Minimal Operational Load 1mA Surface mount technology Switching Frequency <100Hz Off state leakage current <0.01mADC Potting compound Flame retardant Silicone rubber. Extende life， flexible encapsulation

RS PRO Green Round Polyurethane BeltIf you need to transfer power in your manufacturing systems or devices， the RS PRO round polyurethane belt is a great option. You can use it in a wide range of equipment， such as packaging machinery or line-shaft roller conveyors. The 5-metre belt has a diameter of 4 mm and a working load capacity of 3.4 kg based on an 8% tension. Polyurethanes elastic and high tensile strength characteristics make it particularly useful for running it through angled pulleys. Its also much easier to join and manipulate compared to rubber， easy to clean and has a hardness of 88 Type A. It has a safe operating temperature of -30℃ to +80℃ and resistance to chemicals， oils and abrasion. Its useable in all types of industrial situations， such as distribution facilities， factories and warehouses.Features and Benefits. Round green polyurethane belt . Hardness of 88 Type A . Length of 30 m . Diameter of 4 mm . Minimum pulley diameter of 38 mm . Minimum operating temperature of -30℃ . Maximum operating temperature of +80℃ . Not food certifiedRS PRORS PRO is our own brand range and brings you a wide range of high-quality， great value products offering you more choice. Trusted by engineers all over the world， every part of every RS PRO product has been rigorously tested against demanding industry standards they’re only given the RS PRO Seal of Approval if we’re confident of their exceptional quality， which means you can be confident too.