Riedon Inc.

300 Cypress Avenue

Alhambra CA 91801

(626) 284-9901

(626) 284-1704

www.riedon.com

05/16

• Power Rating 5 to 300Watts

• High Temperature: -55°C to +275°C

• Excellent Pulse Handling

• Resistances from 0.005 to 250kOhms

• Tolerance to ±0.01%

• Low TCR: ± 20ppm/K Standard

• Various Terminal Option Available

• All Welded Construction

SPECIFICATIONS

For Non-Inductive Windings / insert the letter “N” ( i.e. UALN-25 )

Part Description: Part Type - Resistance - Tolerance - TCR ( If not standard )

Example: UAL-25 10 Ohm 1%

UAL-25-4T

UAL-25-4

UAL-25-4TR

UAL Series

Aluminum Housed Power Wirewound Resistors

Ordering Information

Type

MIL-R-39009

MIL-R-18546

Style

Power Rating ( W @ 25°C )

Resistance

Commercial

MIL

Free Air

UAL-5

RER-60 / RE-60

4.5

0.01 to 22K

UAL-10

RER-65 / RE-65

7.5

0.005 to 10K

UAL-25

RER-70 / RE-70

12

0.005 to 36K

UAL-50

RER-75 / RE-75

20

0.01 to 86K

UAL-100

40

0.01 to 70K

UAL-180

-

-

-

0.01 to 50K

UAL-250

RER-80 / RE-80

100

0.01 to 50K

UAL-300

-

-

75

0.01 to 68K

1

For non-inductive windings, divide maximum resistance by 2

a

b

c

d

e