supply of supply of new magnet switch set for boom lock- magnet proximity switch in robust ai. , supply of new magnet switch set for boom lock- magnet proximity switch in robust ai. die c ast body with dual contacts & 2 magnets for actuation for rdso approved make suitable for heidz make po lb as per rdso specification rdso/spn/208/2012.oem/authorized vendor warranty certificate, along with t he authorization letter of oem, to be submitted along with the supply of material. [ warranty period: 12 months after the date of delivery ] ] , supply of new magnet switch set for boom lock- magnet proximity switch in robust ai. die c ast body with dual contacts & 2 magnets for actuation for rdso approved make suitable for heidz make po lb as per rdso specification rdso/spn/208/2012.oem/authorized vendor warranty certificate, along with t he authorization letter of oem, to be submitted along with the supply of material. accepted make: heidz or similar [ warranty period: 12 months after the date of delivery ] ]