RX21 Power coated wire wound resistor China (1/4W,0.25W,1/2W,0.5W,1W,2W,3W,4W,5W,6W,8W,9W,10W,11W,12W)
IN: RX21 Power coated wire wound resistor China ,rated power:1/4W,0.25W,1/2W,0.5W,1W,2W,3W,4W,5W,6W,8W,9W,10W,11W,12W;
tolerance:1%,5%; Good thermal stability, small temperature coefficient, low noise, and high load power
Features and Purposes
○Small size, wide range of resistance, stable performance, and high reliability.
○Good thermal stability, small temperature coefficient, low noise, and high load power.
○Axial lead, easy installed.
○Enveloped with nonflammable paint.
Overall Dimensions
| Power type |
Rated power at 70℃(W) |
Size(mm) |
| L |
D |
l±3 |
d±0.05 |
| RX21 |
1/4W |
6.3±1 |
2.3±0.5 |
25 |
0.41 |
| 1/2W |
11.0±1 |
3.5±0.5 |
0.55 |
| 1W |
11.0±1 |
3.5±0.5 |
0.55 |
| 2W |
13.5±1 |
5.0±0.5 |
0.55 |
| 3W |
13.5±1 |
5.0±0.5 |
0.55 |
| 4W |
23.5±1 |
7.5±0.5 |
0.75 |
| 5W |
23.5±1 |
7.5±0.5 |
0.75 |
| 6W |
23.5±3 |
7.5±0.5 |
0.75 |
| 8W |
32.5±3 |
8.5±0.5 |
0.75 |
| 9W |
32.5±3 |
8.5±0.5 |
0.75 |
| 10W |
32.5±3 |
8.5±0.5 |
0.75 |
| 11W |
47.0±3 |
8.5±0.5 |
1.0 |
| 12W |
47.0±3 |
8.5±0.5 |
1.0 |
Key Performance Parameters
| Type |
Rated power at 70℃(W) |
Temperature coefficient
(10-6/℃) |
Resistance range
(Ω) |
Admissible resistance deviation(%) |
Max working voltage
(V) |
Max load voltage
(V) |
Max insulation voltage
(V) |
| RX21 |
1/4W |
±100 |
0.1~750 |
±1
±5 |
150V |
300V |
150V |
| 1/2W |
400V |
250V |
| 1W |
0.15~3K |
| 2W |
0.15~5.1K |
250V |
400V |
350V |
| 3W |
500V |
600V |
500V |
| 4W |
0.15~10K |
| 5W |
| 6W |
500V |
600V |
750V |
| 8W |
0.15~33K |
| 9W |
750V |
800V |
1000V |
| 10W |
| 11W |
| 12W |
