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  4. 321 Stainless Steel Cartridge Heater 0.50" OD 1 - 20" Long

321 Stainless Steel Cartridge Heater 0.50" OD 1 - 20" Long

Hi-Density Cartridge Heaters with 321 Stainless Steel Sheath 1/2 (12.7 mm) Nominal Diameter
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Hi-Density Cartridge Heaters with 321 Stainless Steel Sheath 1/2 (12.7 mm) Nominal Diameter

Data Sheet (PDF)

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$84.63

Item# HDC00655

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 $84.63
5-9 $80.40
10-24 $78.71
25-49 $75.32
50-99 $73.63
100+ $71.94

In stock

Lead Time (If not in stock): 4 weeks
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Hi-Density Cartridge Heaters with 321 Stainless Steel Sheath 1/2 (12.7 mm) Nominal Diameter HDC00655 HDC00655
  • Watt Densities of 17 W/in2 to 297 W/in2 Provide Maximum Process Temperature Flexibility
  • Standard 321 Stainless Steel Sheath Material Provides High Temperature Strength, Good Thermal Conductivity and Resistance to Corrosion and Scaling
  • Swaged Construction Provides Excellent Heat Transfer and High Dielectric Strength
  • U.L. Component Recognized
  • CSA Certified
  • Applications up to 565\xc2\xb0C (1050\xc2\xb0F) Working Temperature
  • Maximum Sheath Temperature 650\xc2\xb0C (1200\xc2\xb0F)*
  • Standard Sheath Lengths - 25.4 to 508 mm (1 to 20")
  • 120V and 240V Models
  • Over 40 Termination Styles and Special Features

    *Incoloy\xc2\xae 800 Sheath Material Available on Special Order for Applications up to 760\xc2\xb0C (1400\xc2\xb0F).

HDC00655 Model Options

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Edit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.

*Highlighted options are not compatible. Please select a different combination.

Power Density
Supply Voltage
Cartridge Length
Lead Length
Power
Heater Diameter


Hi-Density Multi-Purpose cartridge heaters represent Omega's commitment to value-added customer service. Omega maintains over 65,000 semi-finished hi-density cartridge heater substrates in stock, offering a combination of over 1000 sizes in industry standard diameters and lengths ranging from 25.4 to 1524 mm (1 to 60') (depending on diameter) in a complete spectrum of wattages and operating voltages.

Multi-purpose cartridge heaters are the solution for a multitude of original equipment manufacturers (OEMs) and maintenance (MRO) applications. Highly engineered standard and special purpose Omega cartridge heaters have been at the forefront of addressing the challenges of Original Equipment Manufacturers (OEMs) in a broad segment of diversified industries. As a company Omega is uniquely qualified and committed to assisting our customers in developing highly engineered specific use cartridge heaters for dependable and reliable performance.

Let Omega provide the optimal solution to your thermal loop systems and cartridge heater design challenges. Omega will custom manufacture to your specifications. Contact us today with your requirements.

Hi-Density Cartridge Heaters ½' Dia., Actual 0.496' ±0.002' (1.260 mm)
Sheath Length Model Number Watts Watt Density Sheath Length Model Number Watts Watt Density
inch mm 120V 240V /in2 /cm2 inch mm 120V 240V /in2 /cm2
1 25.4 HDC00426 — 50 64 10 2⅜ 60.3 HDC00476 HDC00477 500 170 26
1 25.4 HDC00427 — 150 191 30 2½ 63.5 HDC00478 HDC00479 100 32 5
1 25.4 — HDC00428 200 255 40 2½ 63.5 HDC00480 — 125 40 6
1¼ 31.8 HDC00429 — 50 42 7 2½ 63.5 — HDC00481 150 48 7
1¼ 31.8 HDC00430 HDC00431 125 106 17 2½ 63.5 HDC00482 HDC00483 200 64 10
1¼ 31.8 — HDC00432 180 153 24 2½ 63.5 HDC00484 HDC00485 250 80 12
1¼ 31.8 — HDC00433 200 170 26 2½ 63.5 HDC00486 HDC00487 300 95 15
1¼ 31.8 — HDC00434 250 212 33 2½ 63.5 HDC00489 HDC00490 400 127 20
1½ 38.1 HDC00435 — 50 32 5 2½ 63.5 HDC00491 HDC00492 500 159 25
1½ 38.1 HDC00436 HDC00437 150 95 15 29/16 65.1 — HDC00493 300 93 14
1½ 38.1 HDC00438 HDC00439 200 127 20 29/16 65.1 HDC00494 — 350 108 17
1¾ 44.5 HDC00440 — 100 51 8 2¾ 69.9 HDC00495 — 250 71 11
1¾ 44.5 — HDC00441 200 102 16 2¾ 69.9 HDC00496 HDC00497 400 113 18
1¾ 44.5 HDC00442 — 250 127 20 3 76.2 HDC00498 HDC00499 125 32 5
1¾ 44.5 — HDC00443 400 204 32 3 76.2 HDC00500 HDC00501 150 38 6
2 50.8 HDC00444 — 75 32 5 3 76.2 — HDC00502 200 51 8
2 50.8 HDC00445 HDC22944 100 52 8 3 76.2 HDC00503 HDC00504 250 64 10
2 50.8 HDC00446 — 150 64 10 3 76.2 HDC00505 HDC00506 300 76 12
2 50.8 HDC00447 HDC00448 175 74 12 3 76.2 HDC00507 — 350 89 14
2 50.8 — — 200 85 13 3 76.2 HDC00508 HDC00509 400 102 16
2 50.8 HDC00449 HDC00450 250 106 17 3 76.2 HDC00510 HDC00511 500 127 20
2 50.8 HDC00451 HDC00452 300 127 20 3 76.2 HDC00512 HDC00513 600 153 24
2 50.8 HDC00453 HDC00454 400 170 26 3 76.2 HDC00514 HDC00515 750 191 30
2 50.8 HDC00455 — 500 212 33 3 76.2 HDC00516 — 1000 255 40
2 50.8 — HDC00456 600 255 40 3½ 88.9 HDC00517 HDC00518 250 53 8
2 50.8 — HDC00457 700 297 46 3½ 88.9 — HDC00519 300 64 10
2¼ 57.2 HDC00458 — 75 27 4 3½ 88.9 — HDC00520 350 74 12
2¼ 57.2 HDC00459 — 100 36 6 3½ 88.9 — HDC08472 400 95 15
2¼ 57.2 HDC00460 — 125 45 7 3½ 88.9 HDC00522 HDC00523 500 106 17
2¼ 57.2 HDC00461 — 150 55 9 3½ 88.9 — HDC00524 750 159 25
2¼ 57.2 HDC00462 HDC00463 250 91 14 3½ 88.9 — HDC00525 1000 212 33
2¼ 57.2 — HDC00464 300 109 17 3¾ 95.3 — HDC00526 500 98 15
2¼ 57.2 HDC00465 HDC00466 400 146 23 313/16 96.8 — HDC00527 250 48 8
2¼ 57.2 HDC00467 HDC00468 500 182 28 313/16 96.8 HDC00528 — 500 96 15
2⅜ 60.3 HDC00470 HDC00471 100 34 5 4 101.6 HDC00529 HDC00530 150 27 4
2⅜ 60.3 HDC00472 — 125 42 7 4 101.6 — HDC07555 200 40 6
2⅜ 60.3 HDC00473 HDC00474 250 85 13 4 101.6 HDC00531 HDC00532 250 45 7
2⅜ 60.3 — HDC00475 400 136 21

Sheath Length Model Number Watts Watt Density Sheath Length Model Number Watts Watt Density
inch mm 120V 240V /in2 /cm2 inch mm 120V 240V /in2 /cm2
4 101.6 HDC00533 HDC00534 300 55 9 5¾ 146.1 — HDC00591 350 42 7
4 101.6 HDC00536 HDC00537 350 64 10 5¾ 146.1 HDC00592 HDC00593 700 85 13
4 101.6 HDC00538 HDC00539 400 73 11 513/16 147.6 — HDC00594 300 36 6
4 101.6 HDC00540 HDC00541 500 91 14 6 152.4 — HDC00595 200 23 4
4 101.6 HDC00542 HDC00543 550 100 16 6 152.4 HDC00596 HDC00597 250 29 5
4 101.6 — HDC00544 600 109 17 6 152.4 HDC00598 HDC00599 300 35 5
4 101.6 HDC00545 HDC00546 750 136 21 6 152.4 HDC00600 HDC00601 350 41 6
4 101.6 — HDC00547 1000 182 28 6 152.4 — HDC00602 450 52 8
4 101.6 — HDC00548 1200 218 34 6 152.4 HDC00603 HDC00604 500 58 9
45/16 109.5 HDC00550 — 550 92 14 6 152.4 — HDC00605 600 69 11
4½ 114.3 HDC00551 — 250 40 6 6 152.4 HDC00606 HDC00607 750 87 14
4½ 114.3 — HDC00552 350 56 9 6 152.4 HDC00609 HDC00610 850 98 15
4½ 114.3 HDC00553 HDC00554 500 80 12 6 152.4 — HDC00611 875 101 16
4½ 114.3 HDC00555 HDC00556 650 103 16 6 152.4 HDC00612 HDC00613 1000 116 18
4½ 114.3 HDC00557 HDC00558 750 119 19 6 152.4 — HDC00614 1200 139 22
4½ 114.3 — HDC00559 1000 159 25 6 152.4 — HDC16228 1500 183 28
4¾ 120.7 — HDC00560 200 30 5 6⅜ 161.9 — HDC00615 1000 108 17
413/16 122.2 HDC00561 — 250 37 6 6½ 165.1 HDC00616 HDC00617 500 53 8
413/16 122.2 — HDC00562 300 44 7 6½ 165.1 — HDC00618 1000 106 17
413/16 122.2 — HDC00563 1000 148 23 6¾ 171.5 HDC00619 HDC00620 500 51 8
5 127 HDC00565 HDC00566 200 28 4 7 177.8 HDC00621 — 250 24 4
5 127 HDC00567 — 250 35 6 7 177.8 — HDC00622 340 33 5
5 127 — HDC00568 300 42 7 7 177.8 — HDC00623 400 39 6
5 127 HDC00569 HDC00570 350 50 8 7 177.8 HDC00624 HDC00625 500 49 8
5 127 HDC00571 HDC00572 400 57 9 7 177.8 HDC00626 HDC00627 600 59 9
5 127 HDC00573 HDC00574 500 71 11 7 177.8 — HDC00628 700 69 11
5 127 — HDC00575 550 78 12 7 177.8 HDC00629 HDC00630 750 73 11
5 127 — HDC00576 600 85 13 7 177.8 HDC00631 HDC00632 1000 98 15
5 127 — HDC00577 625 88 14 7 177.8 — HDC00633 1500 147 23
5 127 HDC00578 HDC00579 750 106 17 7½ 190.5 HDC00634 HDC00635 500 45 7
5 127 — HDC00580 800 113 18 7½ 190.5 — HDC00636 1000 91 14
5 127 — HDC00581 1000 141 22 7¾ 196.9 — HDC00637 1000 88 14
5¼ 133.4 HDC00582 HDC00583 250 34 5 8 203.2 — HDC00639 200 17 3
5¼ 133.4 — HDC00584 1000 134 21 8 203.2 HDC00640 HDC00641 300 25 4
5½ 139.7 — HDC00585 200 25 4 8 203.2 HDC00642 HDC00643 500 42 7
5½ 139.7 HDC00586 HDC00587 500 64 10 8 203.2 — HDC00644 600 51 8
5½ 139.7 — HDC00588 650 83 13 8 203.2 HDC00645 HDC00646 750 64 10
5½ 139.7 HDC00589 HDC00590 750 95 15

Sheath Length Model Number Watts Watt Density Sheath Length Model Number Watts Watt Density
inch mm 120V 240V /in2 /cm2 inch mm 120V 240V /in2 /cm2
8 203.2 HDC00647 HDC00648 800 68 11 111/2 292.1 — HDC00685 1525 88 14
8 203.2 HDC00650 HDC00651 1000 85 13 12 304.8 HDC00686 HDC00687 500 28 4
8 203.2 — HDC00653 1200 102 16 12 304.8 HDC00688 HDC00689 600 33 5
8 203.2 — HDC00654 1500 127 20 12 304.8 HDC00690 HDC00691 1000 55 9
8 203.2 — HDC00655 2000 170 26 12 304.8 — HDC00692 1100 61 9
8½ 215.9 — HDC00656 300 24 4 12 304.8 — HDC00693 1500 83 13
8½ 215.9 — HDC00657 500 40 6 12 304.8 — HDC00694 2000 111 17
8½ 215.9 HDC00658 HDC00659 1000 80 12 12½ 317.5 — HDC00695 1675 89 14
8¾ 222.3 — HDC00660 1000 77 12 24 609.6 — HDC14867 1000 28 4
9 228.6 — HDC00661 500 37 6 13½ 342.9 — HDC00696 500 24 4
9 228.6 — HDC00662 750 56 9 14 355.6 — HDC00697 1000 47 7
9 228.6 HDC00663 HDC00664 1000 75 12 14 355.6 — HDC00698 1700 80 12
9 228.6 — HDC00665 1325 99 15 14 355.6 — HDC00699 2300 108 17
9 228.6 — HDC00666 1500 112 17 15 381 — HDC00700 800 35 5
9½ 241.3 — HDC00667 500 35 6 15 381 — HDC00701 1000 44 7
9½ 241.3 — HDC00668 800 57 9 15 381 — HDC00702 1500 66 10
9½ 241.3 — HDC00669 1000 71 11 15 381 — HDC00703 2000 88 14
10 254 HDC00670 HDC00671 500 34 5 16 406.4 — HDC00704 800 33 5
10 254 — HDC00672 750 50 8 16 406.4 — HDC00705 1000 41 6
10 254 — HDC00673 800 54 8 16 406.4 — HDC17207 2000 84 13
10 254 HDC00674 HDC00675 1000 67 10 16½ 419.1 — HDC00706 2200 88 14
10 254 — HDC00677 1250 84 13 17 431.8 — HDC00707 1000 39 6
10 254 — HDC00678 1500 101 16 18 457.2 — HDC00708 750 27 4
10 254 — HDC00679 2000 134 21 18 457.2 — HDC00709 1000 36 6
10½ 266.7 — HDC00680 1500 95 15 18 457.2 — HDC00710 1500 55 9
11 279.4 HDC00681 — 500 30 5 18 457.2 — HDC00711 1700 62 10
11 279.4 — HDC00682 1000 61 9 18 457.2 — HDC00712 2000 73 11
11 279.4 — HDC00683 1500 91 14 20 508 — HDC11652 1000 34 5
11 279.4 — HDC00684 2000 121 19
Model Numbers listed are cartridge heaters terminated with Type N termination 254 mm (10') long leads.
Other Watt Densities and heater lengths up to 48' (1219 mm) may be available on special order.
For other terminations and options see Modifications & Options for HDC.
Contact OMEGA for part numbers and pricing.
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Will these 240v heaters run on 208v and if so will the amperage increase?

Asked by: DTA8
Yes you can supply these Heaters with 208 VAC and your Amperage will actually go down as the Resistance is constant.
Answered by: Applications Engineer ANB
Date published: 2021-07-29
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