supply of rotary switch 500 amp/250 volt dcrotary switch 500 amp/250 volt dc,rotary switch 500 amp/250 volt dc, 3 pole, 4 position, 90 degree though universal moun ting, maximum o.a.l., including handle shall not exceed 400mm, conforming to is:13947 pt-iii,categor y-a . heavy duty rotary switch with capstone handle having sequence type. position 1. (12o clock) n o. contact. position 2. (3o clock) 1-a, 3-c, position 3. (6o clock) 2-b, 3-c, position 4. (9o clock) 1-a, 2-b, 3-c, with anodized aluminium plate with blank size. 178 x 178 mm with position 1. (12o clock) o ff, 2.(3o clock) alternator 1 & battery, 3.(6o clock) alternator 2 & battery 4.(9o clock) alternator 1. 2. & battery. similar to model no. c5037yu21 of m/s kaycee and model no. d500 of m/s salzer(l&t). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited