Custom Rheostats

We acclaim ourselves to be a quality certified supplier of excellent grade array of Rheostats Covered L S M -Lead Screw Motion. A team of adroit technocrats manufacture these rheostats using premium quality components with the aid of contemporary techniques. Available in various technical specifications, the offered rheostats are widely used to raise or lower down the resistance level in any electrical circuit. Additionally, the provided Rheostats Covered L S M -Lead Screw Motion can be availed from us at reasonable rates.Features: Longer service life Needs low maintenance Energy efficient SturdinessRheostats : Open / Covered / GRADED / L.S.M.-Lead Screw Motion Range : 0.5 ohms - 12000 ohms Power : 0.1 Amp - 200 Amp Selection Table available for Reference.STEAD Brand Wirewound Sliding Rheostats are spaced wound with best quality Cu/Ni or Ni/Cr Alloy Resistance Wire having very low temp. Co-efficient and wire is protected with high temp. Resistance Compound. The winding is done on vitreous enameled drawn steel tubes, fitted with aluminium die casted stands/fabricated steel stands. Phosphor Bronze or Self Lubricating Copper Graphite Contacts are fitted on brass slider, Slides on solid drawn brass rods.TYPES OF WINDINGS Straight Winding Graded Winding Non-Inductive Winding Types of Rheostats No. of Tubes Types of Operation Types of Cooling 1. Open 1. Single 1. Sliding 1. Natural 2. Perforated 2. Double 2. Gear 2. Forced Air 3. Lead Screw Motion 3. Multiple 3. Power 3. Oil Cooled Standard Tolerance + 10% but closer tolerance can also be supplied on request : TYPE OF MOUNTING INSULATION TEST Front of Panel Mounting 2000 Volts AC Back of Panel Mounting MODEL No. ROUND TUBE MODEL No. HEXAGONAL TUBE Single Tube Double Tube Tube Dia. Cm. Min. Length cm. Max. Length cm. Tube Dia. cm. Min. Length cm. Max Length cm. SOR-1 SOR-2 DOR-S-1 DOR-S-2 DOR-S-3 4.3 (1-3/4") 6.2 (2-1/2") 10 (4") 15 (6") 15 15 40 50 60 60 80 100 SOH-1 3.7 (1-1/2") SOH-2 2 5.1 (2") SOH-3 (2-1/2") 15 20 35 30 50 50 Special Features : FORMER - Vitreous enamelled steel tube or Vitrified Ceramic. SLIDER - Pressure Die Casted Metal Slider. END BRACKET - Pressure die casted Metal Stand or Steel Fabricated Stands. WIRE - Cupro-Nickel Alloy / Nickel-Chromium Alloy having a negligible temperature co-efficient. Manganin Wire Wound Rheostats on request. SLIDER KNOB Made of Bakelite having good finger grip. 'SOR' means Single Open Round, 'DOR' means Double Open Round, 'SOH' means Single Open Hexagonal, 'LSM' means Lead Screw Motion Range In OHMS SINGLE TUBE:DIA 3.7 CMS.(1.5)" Length in cm. 15 20 25 30 35 40 45 50 AMPS. OHMS 9 1.5 2.1 3 3.9 4.7 5.6 6.4 7.3 7.5 2.6 3.9 5.3 6.7 8.1 9.4 10.8 12 5.5 3.9 5.6 7.7 9.4 11.1 12.9 15.4 17.1 5 4.9 7.3 9.9 12.4 15 17.1 19.3 22 4.5 6.9 10.3 13.7 17.1 1920.6 24 28 31 4 9.4 13.7 19 23 29 33 38 43 3.2 13 19 26 32 39 45 52 58 2.8 20 30 40 49 60 69 77 86 2.3 32 47 64 79 95 110 127 141 1.8 45 64 86 107 129 150 171 193 1.6 55 82 110 137 163 189 214 249 1.4 77 116 155 193 231 270 304 339 1.2 99 150 201 240 300 347 394 441 1 137 205 275 343 411 480 549 617 0.9 171 257 343 430 515 600 686 772 0.8 231 343 465 575 686 797 917 1029 0.7 291 437 585 729 875 1011 1157 1303 0.6 342 515 685 857 1029 1200 1423 1543 0.5 454 685 910 1136 1363 1590 1817 2044 0.4 565 836 1115 1393 1672 1950 1817 2044 0.35 685 1029 1371 1715 2057 2400 2743 3086 0.3 900 1371 1845 2315 2743 3171 3600 4071 Range in Ohms. SINGLE TUBE TUBE IN DIA 3.7 CMS(1.5)" 5 CMS(2)" 6.3 CMS(2.5)" Length in cm. 15 20 25 30 20 30 40 50 20 30 40 AMPS. OHMS 0.3 800 1200 1650 2000 1600 2750 3900 5000 1725 2950 4250 0.6 260 400 525 650 500 850 1200 1500 550 950 1350 1.2 110 160 210 270 220 360 500 350 250 410 570 1.7 45 65 85 110 80 140 200 260 90 160 230 2.8 21 32 43 55 40 70 100 125 45 75 110 5 7.5 11 14.5 18 15 25 35 45 17 28 40 8.5 2.6 4 5.2 6.5 6 9 12 15 7 10.5 14 12 1.2 2 2.5 3 2.4 4.2 6 7.8 2.8 4.8 7 15 0.6 0.9 1.1 1.4 1.3 2 2.7 3.4 1.5 2.4 3.3 18 0.4 0.6 0.8 1 0.8 1.4 2 2.4 0.9 1.6 2.3 Range in Ohms SINGLE TUBE:DIA 4.3 CMS.(1.75)" Length in cm. 15 20 25 30 35 40 45 50 AMPS. OHMS 9 1.7 2.5 3.5 4.5 5.5 6.5 7.5 8.5 7.5 3 4.6 6.2 7.8 9.4 11 12.6 14 5.5 4.5 6.5 6.2 7.8 9.4 11 12.6 14 5 5.7 8.5 11.5 14.5 17.5 20 22.5 25 4.5 8 12 16 20 24 28 32 36 4 11 16 22 27 33 38 44 50 3.2 15 22 30 37 45 52 60 67 2.8 23 34 46 57 70 80 90 100 2.3 37 55 74 92 110 128 148 165 1.8 50 76 100 125 150 175 200 225 1.6 64 96 128 160 190 220 250 290 1.4 90 135 180 225 270 315 355 395 1.2 115 175 235 280 350 405 460 515 1 160 240 320 400 480 560 640 720 0.9 200 300 400 500 600 700 800 900 0.8 270 400 540 670 800 930 1070 1200 0.7 340 510 680 850 1020 1180 1350 1520 0.6 400 600 800 1000 1200 1400 1660 1800 0.5 530 800 1060 1325 1590 1855 2120 2385 0.4 660 975 1300 1625 1950 2275 2640 2950 0.35 800 1200 1600 2000 2400 2800 3200 3600 0.3 1050 1600 2150 2700 3200 3700 4200 4750 Range In OHMS SINGLE TUBE:DIA 6.2 CMS.(2.5)" Length in cm. 15 20 25 30 35 40 45 50 AMPS. OHMS 9 2 3 4.5 5.5 7 8 9 10 7.5 3.7 5.7 7.7 9.7 11.5 13.5 15.5 17.5 5.5 5.5 8 11 14 17 20 23 26 5 6.5 10 14 17.5 21.5 25 28.5 32 4.5 10 15 20 25 30 35 40 45 4 14 20 28 34 42 48 58 65 3.2 19 28 38 48 57 66 76 86 2.8 26 41 56 71 86 100 114 128 2.3 47 70 95 110 130 160 185 210 1.8 64 96 125 160 190 225 250 290 1.6 82 120 160 200 245 285 325 360 1.4 115 170 230 290 345 400 450 500 1.2 150 225 295 365 445 520 590 675 1 200 300 400 500 600 700 800 900 0.9 250 375 500 625 750 875 1000 1125 0.8 345 510 675 835 1000 1165 1340 1500 0.7 425 635 845 1050 1260 1470 1680 1890 0.6 500 750 1000 1250 1500 1750 2000 2250 0.5 660 1000 1340 1680 2000 2350 2730 3020 0.4 840 1250 1650 2070 2500 2900 3350 3750 0.35 1000 1500 2000 2500 3000 3500 4000 4500 0.3 1300 1950 2600 3250 3900 4600 5300 6000 Range In OHMS DUAL TUBE:DIA 6.2 CMS.(2.5)" SERIES CONNECTION Length in cm. 15 20 25 30 35 40 45 50 AMPS. OHMS 9 4 6 9 11 14 16 18 20 7.5 7.2 11.2 15 19.4 23 27 31 35 6.5 9.5 14 19 24 28 33 38 43 5.5 11 16 22 28 35 40 46 52 5 13 20 28 35 43 50 57 64 4.5 20 30 40 50 60 70 80 90 4 28 40 56 59 84 96 115 130 3.2 38 56 76 96 115 130 150 170 2.8 52 82 112 140 170 200 228 255 2.3 94 140 190 220 270 320 365 425 1.8 125 190 250 320 380 450 510 580 1.6 160 240 320 400 490 560 650 720 1.4 230 340 460 580 690 800 900 1000 1.1 300 450 590 730 890 1040 1180 1350 0.8 400 600 800 1000 1200 1400 1600 1800 0.7 500 750 1000 1250 1500 1750 2000 2250 0.6 690 1020 1350 1670 2000 2300 2680 3000 0.55 850 1270 1650 2100 2500 2900 3350 3750 0.5 1000 1500 2000 2500 3000 3500 4000 4500 0.45 1320 2000 2680 3360 4000 4700 5450 6140 0.4 1680 2500 3300 4100 5000 5800 6700 7560 0.35 2000 3000 4000 5000 6000 7000 8000 9000 0.3 2600 3900 5200 6500 7800 9200 10600 12000 Range In OHMS DUAL TUBE:DIA 6.2 CMS.(2.5)" PARALLEL CONNECTION Length in cm. 15 20 25 30 35 40 45 50 AMPS. OHMS 50 0.11 0.17 0.23 0.3 0.35 0.4 0.47 0.55 40 0.2 0.3 0.44 0.55 0.7 0.8 0.9 1 36 0.25 0.37 0.55 0.67 0.87 1 1.1 1.25 30 0.45 0.7 0.95 1.2 1.4 1.7 1.9 2.2 22 0.65 1 1.37 1.7 2.1 2.5 2.7 3.2 20 0.8 1.2 1.75 2.2 2.8 3.2 3.6 4 18 1 1.5 2.2 2.7 3.5 4 4.5 5 15 1.8 2.8 3.8 4.8 5.8 6.8 7.8 8.7 11 2.7 4 5.5 7 8.5 10 11.5 13 9 5 7.5 10 12.5 15 17.5 20 22.5 7.5 7 10 14 17 21 24 28 32 6.5 9.5 14 19 24 28 33 38 43 5.5 13 20 27 35 42 50 55 65 4.5 23 35 47 55 65 80 90 105 3.5 32 48 60 80 95 110 125 140 3.1 40 60 80 100 120 140 165 180 2.8 55 85 115 145 170 200 225 250 2.4 75 110 145 180 220 260 290 336 2 100 150 200 250 300 350 400 450