supply of set of 3 items.set of 3 items.,selec temperature controller tc 544a model, 230v, 50hz, thermocouple(j/k/t/r/s) & rtd in put, range from 0 to 600 degree celsius, ssr drive & relay output, resolution of (0.1 or 1)degree celsius and with accuracy of (+/-1%) of fsd (+/- 1%) degree celsius (fsd :- full scale deflection ), (4+4) digits 7 segm ent led dual display, panel cut dimensions :- 45 (h) x 45 (w) mm, size :- 48 (h) x 48 (w) x 70 (d) mm, mak e - selec, multispan, radix. accepted make: multispan. model: utc-4202g. [ warranty period: 30 m onths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , supply of solid state relay, model no:ssr 25 da, input :- control voltage (3 - 32) v dc max in put current :-12ma , output :- (24- 380) v ac voltage, current rating - 25 amps , response time:- on , thermocouple, j -type (iron/ constantan),operating temperature -0-600 degree centigra de, stem type probe with load spring of stem length 150mm and dia 5mm, probe material stainless steel, t wo core cable length 2m with inner insulation fiber glass and outer insulation stainless steel braid,make-ge neric,rs,pro,omega or similar [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]