Seana Electronics

Tubular Ceramic Resistor

Non-inductive, high voltage, high power tubular resistors are available in a wide range of standard sizes, ceramic materials terminations and mounting hardware.

Electrical Specifications

ELECTRICAL SPECIFICATIONS FOR NON-INDUCTIVE TUBULAR RESISTORS

Length and diameter, inches	Resistor type	Resistance available, Ohm (min. to max.)	Average power at 40°C (104°F), Watts	Peak^*energy, Joules	Peak^voltage^*, Volts
2 x 1/2	884SP	1.0-200	22.5	250	1000
2-1/2 x 3/4	885SP	1.0-130	45	250	1000
	885AS...DS	6.0-1200	15	2800	8000
	885A	1500-220K	15	750	3750
5 x 3/4	886SP	1.0-330	90	500	4000
	886AS..DS	15.0-3300	30	7500	20000
	886A	3900-390K	30	1500	10000
6 x 1	887SP	1.0-330	150	1600	4000
	887AS...DS	12.0-3300	50	13000	30000
	887A	3900-390K	50	6000	12000
6 x 1-1/2	1026AS..DS	5.0-1200	70	30000	30000
8 x 1	888SP	1.0-390	190	2100	6000
	888AS..DS	15.0-3900	75	16500	45000
	888A	4700-470K	60	7500	15000
8 x 1-1/2	1028AS..DS	6.5-1875	100	46000	45000
12 x 1	889SP	1.0-680	275	3200	10000
	889AS..DS	25.0-6800	100	27000	75000
	889A	8200-680K	90	12500	25000
12 x 1-1/2	1032AS..DS	9.0-2500	150	75000	75000
18 x 1	890SP	1.0-1000	375	4200	16000
	890AS..DS	40.0-10K	150	43000	120000
	890A	12K-1M	125	20000	40000
18 x 1-1/2	1038AS..DS	15.0-3800	225	119000	120000
18 x 2	891SP	1.0-450	750	15000	16000
24 x 2	892SP	1.0-600	1000	17500	22000
24 x 1-1/2	1044AS	20.0-4800	300	164000	165000

Dimensions

Series	A	B	C (SP & AS)	C (A)	D
884 SP	2.00	0.50	0.22		0.25
885 SP, AS, & A	2.50	0.75	0.50	N/A*	0.50
886 SP, AS, & A	5.00	0.75	0.50	N/A*	0.62
887 SP, AS, & A	6.00	1.00	0.75	0.50	0.50
888 SP, AS, & A	8.00	1.00	0.75	0.50	0.88
889 SP, AS, & A	12.00	1.00	0.75	0.50	0.88
890 SP, AS, & A	18.00	1.00	0.75	0.50	0.88
891 SP	18.00	2.00	1.50		1.00
892 SP	24.00	2.00	1.50		1.00
1026 AS	6.00	1.50	1.00		0.50
1028 AS	8.00	1.50	1.00		0.88
1032 AS	12.00	1.50	1.00		0.88
1038 AS	18.00	1.50	1.00		0.88
1044 AS	24.00	1.50	1.00		0.88

Additional Info

TYPE SP

Material composition type SP is formulated to withstand high operating temperatures resulting in high power dissipation. Maximum continuous operating temperature is specified at 350°C. This type is suitable for use in oil without an oil-resistant coating.

Applications:

Motor drive circuits
Snubber circuits
High-frequency circuits
RF dummy loads
Dynamic braking
Transformer protection

TYPE AS

Material composition type AS is formulated to withstand high energy and high voltage applications. Maximum continuous operating temperature is specified at 230°C. The standard dielectric coating is recommended for use in air, and the oil-resistant coating is recommended for use in oil.

Applications:

Impulse generators
High-voltage circuits
X-ray equipment
High voltage power supplies
Laser/Imaging equipment
Capacitor charge/discharge

TYPE A

Material composition type A is formulated with to reach higher resistance values. Maximum continuous operating temperature is specified at 230 C. The standard dielectric coating is recommended for use in air, and the oil-resistant coating is recommended for use in oil.

Applications:

Bleeder
Capacitor charge/discharge

Ohmite Ceramic Composition Division

Ohmite has been the leading provider of resistive products for high current, high voltage and high energy applications for over 90 years.

Tubular Ceramic Resistor

Electrical Specifications

Dimensions

Additional Info

TYPE SP

TYPE AS

TYPE A