Chromalox Big Red Book

Components

OT 1-1/2" Wide Two Offset Terminals, One End

STRIP AND RING

• 7-1/2 - 47-1/2" Lengths • 150 - 2,250 Watts • 120 and 240 Volt • 6 - 27 W/In 2

Dimensions

A B

5/16 x 1/2" Slot

1-1/2

C #10-32 Thd.

Applications Strip heaters are used for heat transfer by conduction or convection to heat liquids, air, gases and surfaces. See guidelines in the Strip Heater Overview section.

3/8

15/16

All Dimensions in Inches

Specifications and Ordering Information

Dimensions (In.)

Rust-Resisting Iron Sheath

Chrome Steel Sheath

120V

240V

120V

240V

Wt. (Lbs.)

A

B

C Watts W/In 2

Model

Stock PCN Stock PCN

Watts W/In 2

Model

Stock PCN Stock PCN

150 11 OT-715 S 129314 S 129322

200 15 OT-702 S 129613 S 129621 0.5

7-1/2 6-1/2 6

OT-815 OT-817

S S

129330 129357

S S

129349 129365

OT-802 OT-804

S S

129630 129656

S S

129648 129664

8 8

7 7

6-1/2 6-1/2

150 175

10 12

250 400

17 27

0.56 0.56

250 10 OT-1025 S 129373 S 129381

350 15 OT-1003 S 129672 S 129680 0.75 S — — — 400 17 OT-1004 S 129699 S 129701 0.88

10-1/2 9-1/2 9 10-1/2 9-1/2 9

— — —

OT-1225 — —

S S S

129390 — —

S — —

129402 — —

OT-1202 OT-1203 OT-1205

S S S

129710 129736 129752

S S S

129728 129744 129760

12 12 12

11 11 11

10-1/2 10-1/2 10-1/2

250 — —

8 — —

250 350 500

8 14 17

0.88 0.88 0.88

14 13 12-1/2 300 8 OT-1430 S 129410 S 129429 15-1/4 14-1/4 13-3/4 325 8 OT-1532 S 129437 S 129445

500 14 OT-1405 S 129779 S 129787 1 500 12 OT-1505 S 129795 S 129808 1.13

OT-1835 OT-1837 OT-1850 OT-1935 OT-1950 — OT-2450 OT-2475 OT-2550 OT-2575 OT-2670 OT-2675 OT-3075 — — — —

S S S S S S S S

129453 129470 129496 129517 129533 — 129576 129592 121005 121021 121048 121064 121080 — — — —

S S S S S S S S S S S S

129461 129488 129509 129525 129541 — 129584 129605 121013 121030 121056 121072 121099 — — — —

OT-1805 OT-1807 OT-1801 OT-1905 OT-1907 OT-1901 OT-2405 OT-2407 OT-2401 OT-2415 OT-2507 OT-2501 OT-2601 — OT-3007 OT-3001 OT-3012 OT-3801 OT-3815 OT-4813 OT-4822

S S S S S S S S S S S S S S S

129816 129832 129859 129875 129891 129912 129955 129971 129998 129226 121208 121224 121240 — 121267 121283 —

S S S S S S S S S S S S S S S S S S S

129824 129840 129867 129883 129904 129920 129963 129980 130008 129234 121216 121232 121259 — 121275 121291 121304 121363 121380 121419 121427

17-7/8 17-7/8 17-7/8 19-1/2 19-1/2 19-1/2 23-3/4 23-3/4 23-3/4 23-3/4 25-1/2 25-1/2 26-3/4 26-3/4 30-1/2 30-1/2 30-1/2 38-1/2 38-1/2 47-7/8 47-7/8

16-7/8 16-7/8 16-7/8 18-1/2 18-1/2 18-1/2 22-3/4 22-3/4 22-3/4 22-3/4 24-1/2 24-1/2 25-3/4 25-3/4 29-3/8 29-3/8 29-3/8 37-1/2 37-1/2 46-3/4 46-3/4

16-3/8 16-3/8 16-3/8

350 375 500 350 500 — 500 750 500 750 700 750 750 — — — —

6.5 7 10 6 8 — 7 10 — —

500 750 1,000 500 750 1,000 500 750 1,000 1,500 750 1,000 1,000 — 750 1,000 1,250 1,000 1,500 1,350 2,250

10 15 19

1.38 1.38 1.38

18 18 18

9 13.5 18

1.5 1.5 1.5

21 20 19-1/2 500 8 OT-2150 S 129550 S 129568

750 12 OT-2107 S 129939 S 129947 1.63

22-1/4 22-1/4 22-1/4 22-1/4

7 10 14 19 9 13 12 8 11 13 8 12 9 14

1.81 1.81 1.81 1.81 2.06 2 2.19 2.19 2.38 2.38 2.38

— —

— —

S S

24 24

6 9 8 9

S NS

S —

S —

25-1/4 25-1/4

S — —

S — —

28 28 28

8 — —

33-1/2 32-3/8 31 750 7 OT-3307 S 121312 S 121320 2.69 35-7/8 34-3/4 33-1/2 1,000 9 OT-3610 S 121128 S 121136 1,500 13 OT-3601 S 121339 S 121347 2.88 3.19 3.19 42-1/2 41-3/8 40 1,250 9 OT-4312 S 121187 S 121195 1,500 11 OT-4315 S 121398 S 121400 3.38 750 7 OT-3375 S 121101 S 121110 36 36 800 1,000 6 8 OT-3880 OT-3810 S S 121144 121160 S S 121152 121179 S NS 121355 121371

S S

— —

45-3/8 45-3/8

— —

— —

— —

— —

— —

— —

— —

3.75 3.75

Stock Status: S = stock NS = non-stock To Order— Specify model, PCN, watts, volts and quantity.

A-63

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