Tenders for Supply of Pressure Switch P-1 Electrical Contact Closed At 4.5 Kg/Cm Sq, Open At 4. 8Kg/Cm Sq. This Is Safety Item As Per Drg.No. - Alt - Specn: Matl.Specification To Indfos Mo Del Rt-116 Sb X-Cna Or Danfoss Model Rt-116 Or Equivalent, Closed At 4.5 Kg/Cm Sq, Op En At 4.8 Kg/Cm Sq. Warranty Period: 30 Months After The Date Of Delivery