Pratik Heat Products

Nominal Diameter	1/4”	6.5	5/16”	8	3/8”	10	½”	12.5	5/8”	16	3/4”	19
Minimum Diameter	.246	6.42	.309	7.92	.372	9.92	.496	12.42	.621	15.92	.746	18.92
Maximum Diameter	.249	6.48	.311	7.98	.374	9.98	.499	12.48	.624	15.98	.749	18.98
Minimum Length	1½”	38	1½”	38	1½”	38	2”	50	2”	50	3”	75
Maximum Length	8”	200	8”	200	10”	250	18”	450	24”	600	24”	600
Lead wires in mm2	.5	.5	.75	.75	.75	.75	1	1	1.5	1.5	2.5	2.5
Maximum Amperes	4	4	6	6	6	6	8	8	12	12	18	18
For options other than mentioned above, please consult.

Recommended Standard Sizes
Diameter	Length	Recommended Watts on 230V
(1/4” - 6.30mm) or 6.50mm	(1½” - 38mm) - 40mm (2” - 52mm) - 50mm (2½” - 64mm) - 60mm (3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm	100 100 125 125 160	125 160 200 180 220	160 200 250 280 350	175 - - 350 -
(5/16” - 7.90mm) or 8.00mm	(2” - 52mm) - 50mm (2½” - 64mm) - 60mm (3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm (5 1/4” - 127mm) - 130mm	125 100 160 180 250	200 140 200 280 400	250 220 315 400 -	- 280 400 - -
(3/8” - 9.50mm) or 10.00mm	(2” - 52mm) - 50mm (2½” - 64mm) - 60mm (3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm (5 1/4” - 127mm) - 130mm (6½” - 165mm) - 160mm	100 125 160 220 315 400	160 180 250 350 500 630	250 315 400 560 800 -	315 400 500 700 - -
(½” - 12.70mm) or 12.50mm	(2” - 52mm) - 50mm (2½” - 64mm) - 60mm (3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm (5 1/4” - 127mm) - 130mm (6½” - 165mm) - 160mm (8” - 203mm) - 200mm	100 125 200 250 400 500 630	200 200 315 400 630 800 900	315 315 500 630 1000 1250 -	400 400 630 800 - - -
(5/8” - 15.87mm) or 16.00mm	(2” - 52mm) - 50mm (2½” - 64mm) - 60mm (3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm (5 1/4” - 127mm) - 130mm (6½” - 165mm) - 160mm (8” - 203mm) - 200mm (10” - 254mm) - 250mm (12” - 305mm) - 300mm	160 160 280 350 500 630 800 1000 1250	250 250 400 500 700 900 1250 1500 1800	400 400 630 800 1100 1600 2000 - -	500 500 800 1000 1400 - - - -
(3/4” - 19.00mm) or 20.00mm	(3 1/4”mm - 83mm) - 80mm (4” - 102mm) - 100mm (5 1/4” - 127mm) - 130mm (6½” - 165mm) - 160mm (8” - 203mm) - 200mm (10” - 254mm) - 250mm (12” - 305mm) - 300mm	350 450 630 800 1000 1250 1600	500 630 900 1100 1600 2000 2200	800 1000 1400 1800 2500 - -	1000 1400 1800 2200 - - -

Crimped on Leads

Swaged in Leads

Distributed Wattage

SS 304 Square End with Conduit

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	20 - 3/4"
Ø Tube	7.2	9.5	12	14.5	14.5
Ø Conduit	5.7	7.5	10.5	13	13
A	8	12	15	19	22

SS 304 Round End with Braid

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	20 - 3/4"
Ø B	Same as Cartridge Diameter
C	9	14	17	20	26
D	6	7	10	10	10
E	2.5	4	5.5	7	8.5
SS Braid	6	6	12	16	16

Right Angle End with Potting

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	20 - 3/4"
A	15	18	18	20	20
Ø B	7.6	11.5	14.3	18	21.4/22

Striaght End with Conduit

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	20 - 3/4"
C	-	10	10	12	-
Ø Conduit	-	7.5	10.5	13	-

Striaght End with Copper Coupler and Briad/Conduit

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	3/4"	20
A	17.5	19.7	23.2	26.1	23.2	26.1
B	8.0	12	14.2	17.9	14.2	17.9
SS Braid	6	6	12	16	12	16
Ø Conduit	5.7	9.5	10.5	13	10.5	13

Right Angle End with Copper Elbow and Briad/Conduit

Ø Cartridge	6.5 - 1/4"	10 - 3/8"	12.5 - 1/2"	16 - 5/8"	3/4"	20
A	19.5	25.8	27.3	29.6	27.3	29.6
SS Braid	6	6	12	16	12	16
Ø Conduit	5.7	9.5	10.5	13	13	13