What sizes are cartridge heaters available in?

1/4″ Cartridge heaters are available from stock lengths from 1″ to 5″ and wattages of 20w to 400w in 240v and 120v. We can easily make other lengths and configurations on request.

The metric equivalent is 6.5mm; for sock sizes, click here.

Technical Spec
Diameter Tolerance: 0.02/0.06mm
Unheated zones: Top 6-15mm, bottom 5-10mm
Wattage density: 30W/cm
Wattage tolerance: +5% -10%
Wattage zones: Yes
Thermocouples/PT100: Yes
Sheath material: 304-321
Conductor material: NiCr8020
Sheath temp: Max 700 C

1/4" Cartridge Heater Stock Sizes

Stock code	Diameter	Length	Wattage	Voltage	Part No.
7241955	1/4"	1"	20w	120v	14120120
7241829	1/4"	1.5"	30w	240v	141530240
7241781	1/4"	1.5"	50w	240v	141550240
7241958	1/4"	2"	50w	120v	14250120
7241784	1/4"	2"	50w	240v	14250240
142100120	1/4"	2"	100w	120v	142100120
7241823	1/4"	2.5"	75w	240v	142575240
7241952	1/4"	3"	100w	120v	143100120
7241788	1/4"	3"	100w	240v	143100240
7242046	1/4"	3"	150w	120v	143150120
7241961	1/4"	3"	220w	120v	143220120
7241835	1/4"	3.5"	200w	240v	1435200240
7241832	1/4"	3.5"	90w	240v	143590240
7241797	1/4"	4"	110w	240v	144110240
7241839	1/4"	4"	235w	240v	144235240
7241964	1/4"	4"	300w	120v	144300120
7241848	1/4"	4"	300w	240v	144300240
7241841	1/4"	4"	400w	240v	144400240
7241845	1/4"	5"	305w	240v	145305240
7241854	1/4"	5"	400w	240v	145400240

Surplus stock cartridge heaters

Stock Code	Qty	Diameter	Length	Wattage	Voltage	Lead Length	Extra info
CH650250230	5	6mm	50mm	250	230	1000		7.50
CH653015042-EUROSLOT	4	6.5mm	30mm	150	42	300	Angled Exit	6.50
CH10150500220	1	10mm	150mm	500	220	300		8.00
CH12280400230	12	12mm	280mm	400	230	200	Armoured leads	13.00
CH12565600220	1	12.5mm	65mm	600	220	300		7.50
CH12580500230	6	12.5mm	80mm	500	230	350	stainless overbraid	6.00
CH125100400230	20	12.5mm	100mm	400	230	300		6.00
CH1255250240	28	1/2"	5.5"	250	240	400		6.00
CH128250240ANG	10	1/2"	8"	250	240	1000	stainless overbraid, angled	11.00
CH15300300240ANG	3	15	300mm	300	240	1500	Angled Exit	12.00
CH1675400220	1	16mm	75mm	400	220	300		7.50
CH1663175230	3	16mm	63mm	175	230	1000		8.00
CH16300650240	4	16mm	300mm	650	240	200		11.00
CH583175240ANG	5	5/8"	3"	175	240	2000	Angled Exit	9.00
CH586635240	10	5/8"	6"	635	240	200		9.00
CH125125500230ANG	20	12.5mm	125mm	500	230v	750mm	Angled exit , SSOB	16.00

More Info

Special Requirement? Sizing calc

Click to enlarge

Back to products

1/4″ Cartridge Heater

£9.67 – £14.25

1/4″ cartridge heaters elements are available in stock lengths of 1″ to 5″ and in wattages from 20 to 400w. We offer 240v as standard with certain lengths available as 120v.

Quantity Discount

Quantity	Price
2 - 5	£9.19 – £13.54
6 - 10	£8.94 – £13.18
11 - 19	£8.70 – £12.83
20 - 39	£8.22 – £12.11
40 +	£8.03 – £11.83

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.47
6 - 10	£9.22
11 - 19	£8.97
20 - 39	£8.47
40 +	£8.28

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£10.15
6 - 10	£9.88
11 - 19	£9.61
20 - 39	£9.08
40 +	£8.86

Quantity	Price
2 - 5	£10.15
6 - 10	£9.88
11 - 19	£9.61
20 - 39	£9.08
40 +	£8.86

Quantity	Price
2 - 5	£10.15
6 - 10	£9.88
11 - 19	£9.61
20 - 39	£9.08
40 +	£8.86

Quantity	Price
2 - 5	£10.15
6 - 10	£9.88
11 - 19	£9.61
20 - 39	£9.08
40 +	£8.86

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£12.18
6 - 10	£11.86
11 - 19	£11.54
20 - 39	£10.90
40 +	£10.64

Quantity	Price
2 - 5	£13.54
6 - 10	£13.18
11 - 19	£12.83
20 - 39	£12.11
40 +	£11.83

Quantity	Price
2 - 5	£13.54
6 - 10	£13.18
11 - 19	£12.83
20 - 39	£12.11
40 +	£11.83

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.19
6 - 10	£8.94
11 - 19	£8.70
20 - 39	£8.22
40 +	£8.03

Quantity	Price
2 - 5	£9.98
6 - 10	£9.71
11 - 19	£9.45
20 - 39	£8.93
40 +	£8.72

1/4" Length/Wattage	Clear

Compare

SKU: 1/4" Cartridge Heater Category: Cartridge Heaters

Click Here! for Specific Design?

Cartridge Heater design

All heaters internally connected, high watt density.

Sealed Packaging

Heaters are seal packaged and labelled to reduced moisture and increase shelf life.

High-temp fibreglass leads

Fibreglass leads offer high temperature insulation so is most suited to most applications where cartridge heaters are used.

Specials made to order

Any shape and designs can be made upon request, please contact us for a specific quotation.

Trace-ability for re-ordering

All our heaters have tracability part numbers for easy repeat ordering.

Various wire coverings

Cartridge heaters can be fitted with various types of lead protection to ensure longer life in use.

Cartridge Heater Cable Selections

Insulation Material	Operating Temp C	Life	High Temperatures	Vibration	Seal Protection
Silicon	150	Poor	Poor	Excellent	Good
PFA	200	Excellent	Good	Excellent	Excellent
Glassfibre	400	Good	Excellent	Poor	Poor
Ceramic Beading	650	Poor	Excellent	Poor	Poor

Cartridge Heater Cable Lead Protection

Insulation Material	Application	Life	High Temperatures	Vibration	Seal Protection
Couduit Tubing	Bumps	Poor	Good	Poor	Good
Metal Braiding	Cuts/Scrapes	Excellent	Good	Excellent	Poor
Fibreglass Sleeving	High Temperatures	Good	Good	Good	Good
Silicone Sleeving	Moisture/Cleaning	Good	Poor	Excellent	Excellent

Useful Power Calculator

Use this simple calculator to work out any heating element's Ohms, Amperage, voltage, and wattage.

Power Calculator
Ω Resistance
A Current
V Voltage
W Power
Enter 2 values and press Calculate

Ohms Law

Calculator

We have created this conversion calculator based on Ohms law. Please feel free to use it.

Functional if you need to work out your load requirements.

Also, if the wattage is not on display on the heating element

Description

Stock code	Diameter	Length	Wattage	Voltage	Part No.
7241955	1/4"	1"	20w	120v	14120120
7241829	1/4"	1.5"	30w	240v	141530240
7241781	1/4"	1.5"	50w	240v	141550240
7241958	1/4"	2"	50w	120v	14250120
7241784	1/4"	2"	50w	240v	14250240
142100120	1/4"	2"	100w	120v	142100120
7241823	1/4"	2.5"	75w	240v	142575240
7241952	1/4"	3"	100w	120v	143100120
7241788	1/4"	3"	100w	240v	143100240
7242046	1/4"	3"	150w	120v	143150120
7241961	1/4"	3"	220w	120v	143220120
7241835	1/4"	3.5"	200w	240v	1435200240
7241832	1/4"	3.5"	90w	240v	143590240
7241797	1/4"	4"	110w	240v	144110240
7241839	1/4"	4"	235w	240v	144235240
7241964	1/4"	4"	300w	120v	144300120
7241848	1/4"	4"	300w	240v	144300240
7241841	1/4"	4"	400w	240v	144400240
7241845	1/4"	5"	305w	240v	145305240
7241854	1/4"	5"	400w	240v	145400240

Stock Code	Qty	Diameter	Length	Wattage	Voltage	Lead Length	Extra info
CH650250230	5	6mm	50mm	250	230	1000		7.50
CH653015042-EUROSLOT	4	6.5mm	30mm	150	42	300	Angled Exit	6.50
CH10150500220	1	10mm	150mm	500	220	300		8.00
CH12280400230	12	12mm	280mm	400	230	200	Armoured leads	13.00
CH12565600220	1	12.5mm	65mm	600	220	300		7.50
CH12580500230	6	12.5mm	80mm	500	230	350	stainless overbraid	6.00
CH125100400230	20	12.5mm	100mm	400	230	300		6.00
CH1255250240	28	1/2"	5.5"	250	240	400		6.00
CH128250240ANG	10	1/2"	8"	250	240	1000	stainless overbraid, angled	11.00
CH15300300240ANG	3	15	300mm	300	240	1500	Angled Exit	12.00
CH1675400220	1	16mm	75mm	400	220	300		7.50
CH1663175230	3	16mm	63mm	175	230	1000		8.00
CH16300650240	4	16mm	300mm	650	240	200		11.00
CH583175240ANG	5	5/8"	3"	175	240	2000	Angled Exit	9.00
CH586635240	10	5/8"	6"	635	240	200		9.00
CH125125500230ANG	20	12.5mm	125mm	500	230v	750mm	Angled exit , SSOB	16.00

Additional information

1/4" Length/Wattage	1.5", 180w, 240v, 1", 20w, 120v, 1.5", 30w, 240v, 1.5", 50w, 120v, 1.5", 50w, 240v, 1.5", 90w, 240v, 2", 50w,120v, 2", 50w, 240v, 2" 100w, 120v, 2.5", 75w, 240v, 3", 100w, 120v, 3", 100w, 240v, 3", 150w, 120v, 3", 220w, 120v, 3.5", 90w, 240v, 3.5", 200w, 240v, 4", 110w, 240v, 4", 235w, 240v, 4", 300w, 120v, 4", 300w, 240v, 4", 400w, 240v, 5", 305w, 240v, 5", 400w, 240v

Shipping & Delivery

DELIVERY TIMES

All orders, wherever possible are shipped the same day within the UK as long as it is received before 1 pm.

Orders placed on Friday after 1 pm or the weekend will be dispatched on Monday.

PACKAGING & SHIPMENT

Great care is take with each order to ensure they are packed securely to prevent any damage in transit.
We can ship orders in several boxes depending on quantity, size or types.
Each order is shipped with a packing note inside the box and a carrier shipping label on the outside.