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Quartz Tubular Elements

  • Good Radiant Efficiency - up to 79%
  • 40 to 50 seconds Heat-up time less than 15 seconds Cool-down Time
  • Watt Density up to 40 watts / sq. in.
  • Infrared Wavelength Range from 2.5 to 6µm

Quartz heaters consist of a helically wound resistance coil
housed in a tube of pure vitreous silica fused quartz tube.

Warning: Quartz Heaters are Designed to be Used in a Horizontal Position Only

 

Standard Sizes and Electrical Ratings with Type T1 Termination

For other Terminations a Part Number will be issued at time of order.

Quartz Tube Diameter Overall Length Heated Length Watts Part Number
in mm in mm 120V 240V
3/8" 14 355.6 12-1/2 317.5  480 KRD00001 KRD00002
20 508 18-1/2 469.9  720 KRD00003 KRD00004
26 660.4 24-1/2 622.3  960 KRD00005 KRD00006
38 965.2 36-1/2 927.1 1450 KRD00007 KRD00008
48 1219.2 46-1/2 1181.1 1900 — KRD00009
1/2" 18 457.2 16-1/2 419.1  900 KRD00010 KRD00011
20 508 18-1/2 469.9  900 KRD00012 KRD00013
26 660.4 24-1/2 622.3 1200 KRD00014 KRD00015
36 914.4 34-1/2 876.3 1800 KRD00016 KRD00017
38 965.2 36-1/2 927.1 1800 KRD00018 KRD00019
42 1066.8 40-1/2 1028.7 1580 KRD00020 KRD00021
48 1219.2 46-1/2 1181.1 1820 KRD00022 KRD00023
50 1270 48-1/2 1231.9 2400 — KRD00024
54 1371.6 52-1/2 1333.5 2060 — KRD00025
60 1524 58-1/2 1485.9 2300 — KRD00026
66 1676.4 64-1/2 1638.3 2540 — KRD00027
72 1828.8 70-1/2 1790.7 2780 — KRD00028
5/8" 24 609.6 21 533.4 1075 KRD00029 KRD00030
26 660.4 23 584.2 1800 KRD00031 KRD00032
30 762 27 685.8 1375 KRD00033 KRD00034
38 965.2 35 889 2500 — KRD00035
42 1066.8 39 990.6 1975 KRD00036 KRD00037
48 1219.2 45 1143 2275 — KRD00038
50 1270 47 1193.8 3400 — KRD00039
54 1371.6 51 1295.4 2575 — KRD00040
60 1524 57 1447.8 2875 — KRD00041
62 1574.8 59 1498.6 4200 — KRD00042
66 1676.4 63 1600.2 3175 — KRD00043
72 1828.8 69 1752.6 3475 — KRD00044

 

Termination Types

Type T1  Standard Termination
10-32 thread screw terminal standard termination.
Type ST  Tabs with Slotted Holes
1/2" wide by 3/4" long, with a 9/32" by 3/8" slot.
Type FT  Quick Disconnect Fuse Type
Fuse type connector provides ease of installation. 
Bar is 3/8" diameter by 1/2" long.
Type L1  Straight-Out Leads
10" flexible lead wire externally spliced standard. If longer leads are required, specify.
Type C4  Ceramic Caps with Leads
This termination provides 10-32 screw terminals insulated with ceramic terminal covers. Screws are pre-wired with 10" flexible lead wire. If longer leads are required, specify.