Thyristor model AT 1228 S 32 of M/ s. Poseico make ( or ) part no. DCR1277SD3232 of M/ s. Insel Rectifiers ( India ) Pvt. Ltd. Make ( or ) part no. 5380015340 of M/ s. Hirect make suitable for M/ s. Hirect make 180 KVA Static Inverters as per the specification, dimensions mentioned overleaf. Note: One sample should be got approved before effecting bulk supply. ( Any deviation of the above, offer will be liable for rejection ).