Endings

Endings T1: Base Ending

Durawatt compressed cartridge heaters. base Ending Ref. "T1"

The cartridge is fully compressed, with a heat-resistant ceramic paste which seals the entry. The remaining cartridges are made from this base.

Cartridge Heater T1
Cartridge Heater T2
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
L (inches)
minimum
maximum
0.984
236.220
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T2: Esteatite (soapstone) Ending

Durawatt compressed cartridge heaters. Esteatite (soapstone) Ending Ref. "T2"

Cartridge with one steatite ceramic piece which juts out. It is 3mm to 6mm long, depending on the diameter of the cartridge. It prevents the connexion of the wire with the tube, thereby giving more consistency to the cable entry.

Cartridge Heater T2
Cartridge Heater T2
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
E (inches) 0.098 0.098 0.098 0.098 0.118 0.118 0.118
L (inches)
minimum
maximum
0.984
236.220
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
E (mm) 2.5 2.5 2.5 2.5 3 3 3
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T3: Chip Ending

Durawatt compressed cartridge heaters. chip Ending Ref. "T3"

Cartridge with a steatite ceramic piece. Ready for a quick change of wires.

Cartridge Heater T3
Cartridge Heater T3
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
C (inches) 0.68 0.68 0.68 0.70 0.70 0.70 1.32
L (inches)
minimum
maximum
0.984
236.220
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
C (mm) 17.25 17.25 17.25 17.80 17.80 17.80 33.60
L (mm)
minimum
maximum
25
6000

Endings T4: Metric Ending

Durawatt compressed cartridge heaters. metric Ending Ref. "T4"

Cartridge with stainless steel metric stud. Useful for quick change of wires.

Cartridge Heater T4
Cartridge Heater T4
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
L (inches)
minimum
maximum
0.984
236.220
M (inches) M3 M3/M4 M3/M4 M4/M5 M5/M6 M5/M6 M6/M8
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
L (mm)
minimum
maximum
25
6000
M (mm) M3 M3/M4 M3/M4 M4/M5 M5/M6 M5/M6 M6/M8

Endings T5: Unipolar Ending

Durawatt compressed cartridge heaters. unipolar Ending Ref. "T5"

Cartridge with an unipolar fiberglass cable for low voltage cartridges

Cartridge Heater T5
Cartridge Heater T5
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.315+1%L 0.394+1%L 0.462+1%L 0.630+1%L 0.787+1%L 0.984+1%L
L (inches)
minimum
maximum
0.984
236.220
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T6: Unipolar Screw Ending

Durawatt compressed cartridge heaters. unipolar screw Ref. "T6"

Cartridge with a metric unipolar screw output for a quick cable extraction.

Cartridge Heater T6
Cartridge Heater T6
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
L (inches)
minimum
maximum
0.984
236.220
M M3 M3/M4 M3/M4 M4/M5 M5/M6 M5/M6 M6/M8
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
L (mm)
minimum
maximum
25
6000
M M3 M3/M4 M3/M4 M4/M5 M5/M6 M5/M6 M6/M8

Endings T7: Iron Plate Ending

Durawatt compressed cartridge heaters. (pletina) iron plate Ending Ref. "T7"

Fully compressed and reinforced cartridge. Ready for fastening the object to be heated. Ideal for areas with motion and vibration.

Cartridge Heater T7
Cartridge Heater T7
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
C (inches) 0.512 0.512 0.787 0.787 1.008 1.008 1.299
D (inches) 0.126 0.126 0.126 0.126 0.165 0.165 0.205
E (inches) 0.0394 to 0.0472 0.0394 to 0.0472 0.0394 to 0.0472 0.0394 to 0.0472 0.0394 to 0.0472 0.0591 to 0.0787 0.0591 to 0.0787
H (inches) 0.709 0.709 1.063 1.063 1.299 1.299 1.614
L (inches)
minimum
maximum
0.984
236.220
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
C (mm) 13 13 20 20 25.6 25.6 33
D (mm) 3.2 3.2 3.2 3.2 4.2 4.2 5.2
E (mm) 1 to 1.2 1 to 1.2 1 to 1.2 1.2 to 1.5 1.2 to 1.5 1.5 to 2 1.5 to 2
H (mm) 18 18 27 27 33 33 41
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T7B: Iron Plate Ending

Durawatt compressed cartridge heaters. (pletina) iron plate Ending Ref. "T7B"

Fully compressed and reinforced cartridge. Ready for fastening the object to be heated. Ideal for areas with motion and vibration.

Cartridge Heater T7B
Cartridge Heater T7B
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L
C (inches) 0.256 0.354 0.354 0.394 0.433 0.512
Ø D (inches) 0.126 0.165 0.165 0.205 0.205 0.244
E (inches) 0.089 0.079 0.079 0.059 0.079 0.079
G (inches) 0.130 0.177 0.177 0.197 0.217 0.256
H (inches) 0.384 0.512 0.551 0.640 0.748 0.906
I (inches) 0.256 0.315 0.374 0.394 0.472 0.709
L (inches)
minimum
maximum
0.984
236.220
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L
C (mm) 6.5 9 9 10 11 13
Ø D (mm) 3.2 4.2 4.2 5.2 5.2 6.2
E (mm) 2 2 2 2 2 2
G (mm) 3.3 4.5 4.5 5 5.5 6.5
H (mm) 9.75 13 14 16.25 19 23
I (mm) 6.5 8 9.5 10 12 18
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T8: Nipple Ending

Durawatt compressed cartridge heaters. nipple Ending Ref. "T8"

Full water resistant and reinforced cartridge. Ready for removals by means of a screw if the cartridge becomes dislodged. Ideal for areas where pressure and fluids are watertight. The finish Ref.T8 is indicated for heating for areas with internal pressure (oil tanks, water, glues, plastics) or deflagration.

Cartridge Heater T8
Cartridge Heater T8
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744
B (inches) E+1%L E+1%L E+1%L E+1%L E+1%L E+1%L
C (inches) 0.157 0.157 0.157 0.157 0.157 0.157
D (inches) 0.472 0.551 0.669 0.748 0.945 1.063
E (inches) 0.394 0.394 0.472 0.472 0.551 0.551
G (inches) 1/8" 1/4" 1/4" 3/8" 1/2" 3/4"
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94
B (mm) E+1%L E+1%L E+1%L E+1%L E+1%L E+1%L
C (mm) 4 4 4 4 4.0 4.0
D (mm) 12 14 17 19 24 27
E (mm) 10 10 12 12 14 14
G (mm) M10 M12 M14 M16 M20 M26
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Endings T9: Ending 90º

Durawatt compressed cartridge heaters. Ending 90º Ref. "T9"

Full water resistant and reinforced cartridge. Ready for removal from its accommodation. With reinforcement which prevents deformation in case of displacement of the same. The finish T9 can be used in any hostile situation (high temperatures, waste material).

Cartridge Heater T9
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L 0.787+1%L
C (inches) 0.315 0.394 0.472 0.591 0.709 0.984 1.181
Ø D Tube 0.256 0.315 0.394 0.484 0.563 0.709 0.787
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L 20+1%L
C (mm) 8 10 12 15 18 25 30
Ø D (mm) 6.5 8 10 12.3 14.3 18 20
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Cartridge heaters outputs 90º base. Ref: T9 Base.

Full water resistant and reinforced cartridge. Ready for removal from its accommodation. With reinforcement which prevents deformation in case of displacement of the same. The ending T9 can be used in any hostile situation (high temperatures, waste material).

Cartridge Heater T9B
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.71+1%L 0.71+1%L 0.79+1%L 0.87+1%L 0.96+1%L 1.10+1%L 1.26+1%L
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 17+1%L 18+1%L 20+1%L 22+1%L 24.5+1%L 28+1%L 32+1%L
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Cartridge heaters outputs 90º base. Ref: T9CA.

Full water resistant and reinforced cartridge. Ready for removal from its accommodation. With reinforcement which prevents deformation in case of displacement of the same. The ending T9 can be used in any hostile situation (high temperatures, waste material).

Cartridge Heater T9B
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744
B (inches) 0.197+1%L 0.197+1%L 0.276+1%L 0.394+1%L 0.591+1%L 0.591+1%L
C (inches) 0.559 0.591 0.748 0.858 0.980 1.366
Ø D Tube 0.236 0.315 0.394 0.472 0.591 0.787
E (inches) 0.236 0.236 0.276 0.295 0.315 0.472
G (inches) 0.614 0.748 0.969 1.063 1.228 1.602
Ø H (inches) 0.283 0.402 0.472 0.551 0.705 0.902
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94
B (mm) 5+1%L 5+1%L 7+1%L 10+1%L 15+1%L 15+1%L
C (mm) 14.20 15.00 19.00 21.80 24.00 34.70
Ø D Tube 6 8 10 12 15 20
E (mm) 6 6 7 8 8 12
G (mm) 15.60 19.00 24.60 27.00 31.20 40.70
Ø H (mm) 7.20 10.20 12.00 14.00 17.90 22.90
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Cartridge heaters outputs 90º protection base. Ref: T9 PB.

Full water resistant and reinforced cartridge. Ready for removal from its accommodation. With reinforcement which prevents deformation in case of displacement of the same. The ending T9 can be used in any hostile situation (high temperatures, waste material).

Cartridge Heater T9B
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.7+1%L 0.71+1%L 0.79+1%L 0.87+1%L 0.96+1%L 1.10+1%L 1.26+1%L
Ø D Tube 0.197 0.236 0.315 0.394 0.492 0.630 0.787
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 17+1%L 18+1%L 20+1%L 22+1%L 24.5+1%L 28+1%L 32+1%L
Ø D Tube 5 6 8 10 12.5 16 20
L (mm)
minimum
maximum
25
6000
F (mm)
Standard
Customer
250

Special cartridge heaters. smelting of non-ferrus metals. Ref: T9PBE.

Stock of Maxiwatt high density cartridges, especially for smelting of non-ferrous metals.

Cartridge Heater T9B
A Ø Diameter (in) 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 1"
Diameter nominal 0.250" 0.313" 0.375" 0.500" 0.625" 0.750" 1.000"
H7 minimum 0.248 0.310 0.372 0.496 0.620 0.744 0.992
B (inches) 0.7+1%L 0.79+1%L 0.87+1%L 0.96+1%L 1.10+1%L 1.26+1%L 1.46+1%L
Ø D Tube 0.248 0.315 0.394 0.492 0.630 0.787 0.984
L (inches)
minimum
maximum
0.984
236.22
F (inches)
Standard
Customer
9.843
A Ø Diameter (mm) 6.5 8 10 12.5 16 20 25
Diameter nominal
H7 minimum
6.44 7.94 9.94 12.44 15.94 19.94 24.94
B (mm) 19+1%L 20+1%L 22+1%L 25+1%L 28.0+1%L 32+1%L 37+1%L
Ø D Tube 6.5 8 10 12.5 16 20 25
L (mm )
minimum
maximum
25
6000
F (mm)
Standard
Customer
250