Product Overview
The RX series aluminum shell resistors from Shenzhen Moolee Electronics Co., Ltd. are designed for applications requiring efficient heat dissipation and high power handling in a compact form factor. Featuring a molded structure for environmental protection and excellent insulation properties due to silicon-copper film molding, these resistors offer reliable operation. They are ideal for mounting on substrates where heat absorption and effective thermal management are crucial. The product name is Aluminum Shell Resistor, and it is suitable for RX series aluminum shell resistor selection.
Product Attributes
- Brand: Moolee ()
- Manufacturer: Shenzhen Moolee Electronics Co., Ltd. ()
- Product Type: Aluminum Shell Resistor ()
- Series: RX
- Material: Aluminum Shell, Silicon-Copper Film
- Structure: Molded, with heat absorption effect
- Origin: China
Technical Specifications
Product Name & Model Breakdown
Product Name: Aluminum Shell Resistor
Product Number Format: RX [Power] [Tolerance] [Resistance Value]
Example: RX 100W 5% 20R
Tolerance Codes: F=1%, J=5%
Resistance Range: 0.01 ~ 82K
Power Range: 5W ~ 500W
Dimensions and Weight (with standard heat sink)
| Type | Rated Power 25 (W) (with heat sink) | Dimensions (mm) L x H x C | Standard Heat Sink (Aluminum) Surface Area (cm) | Weight (g) |
|---|---|---|---|---|
| RX 5 | 5 | 36.5 x 8 x 11.5 | 415 | 10 |
| RX 10 | 8 | 40.5 x 10 x 13.5 | 415 | 19.5 |
| RX 25 | 12.5 | 48 x 15.4 x 18 | 535 | 27 |
| RX 30 | 15 | 55 x 15.5 x 17.9 | 535 | 34 |
| RX 50 | 20 | 71 x 15.5 x 39.4 | 995 | 50 |
| RX 75 | 45 | 86.5 x 26 x 23.5 | 995 | 65.5 |
| RX 100 | 50 | 119 x 26 x 35 | 995 | 98 |
| RX 160 | 55 | 151 x 26 x 56 | 995 | 130 |
| RX 240 | 100 | 139 x 45 x 70 | 2780 | 100 |
| RX 200 | 100 | 135 x 45 x 35 | 3750 | 92 |
| RX 250 | 120 | 152 x 45 x 45 | 4765 | 112 |
| RX 300 | 150 | 170 x 45 x 51 | 5780 | 130 |
| RX 500 | 200 | 244 x 45 x 87 | 8500 | 204 |
Electrical Specifications
| Type | Rated Power 25 (W) (with heat sink) | Rated Power 25 (W) (without heat sink) | Resistance Range () | Temperature Coefficient TCR (10/) | Resistance Tolerance (%) | Max Overload Voltage (V) |
|---|---|---|---|---|---|---|
| RX 5 | 5 | 3 | 0.01-1K | 20, 50, 100, 250 | F=1, J=5 | 1000 |
| RX 10 | 8 | 10 | 0.01-1.5K | 20, 50, 100, 250 | F=1, J=5 | 1000 |
| RX 25 | 12.5 | 25 | 0.01-10K | 20, 50, 100, 250 | F=1, J=5 | 2000 |
| RX 30 | 15 | 30 | 0.01-27K | 20, 50, 100, 250 | F=1, J=5 | 2000 |
| RX 50 | 20 | 50 | 0.01-33K | 20, 50, 100, 250 | F=1, J=5 | 2000 |
| RX 75 | 45 | 75 | 0.01-39K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 100 | 50 | 100 | 0.01-51K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 160 | 55 | 100 | 0.01-62K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 240 | 100 | 240 | 0.01-58K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 200 | 100 | 200 | 0.01-75K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 250 | 120 | 250 | 0.01-75K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 300 | 150 | 300 | 0.01-75K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
| RX 500 | 200 | 500 | 0.01-82K | 20, 50, 100, 250 | F=1, J=5 | 2500 |
Performance Data
| Test Item | Specifications | Test Method |
|---|---|---|
| Solderability | Solder can free flow and lead wet | 2355, 2S groove welding method |
| Terminil tensile strength | R (1%R+0.05) | 40N |
| Overload | R (1%R+0.05) | 5P, 5S |
| Resistance with temperature | R (1%R+0.05) | -55~+155, Five cycles |
| Sold heat | R (1%R+0.05) | 35010, 3.50.5S |
| Shook | R (1%R+0.05) | Acceleration 490m/s, 11ms, 18 times |
| Vibratious | R (1%R+0.05) | Frequency 10-50Hz, acceleration 98m/s, 6H |
| Surface temperature Rise | 275 VR | - |
| Damp heat, steady state | R (5%R+0.05) | Temperature 402, Humidity 933%, 21 days |
| Load Life | R (5%R+0.05) | Room temperature rated power load 1000H |
2203300930_Milliohm-HoRX-250W-100mR-1-_C2985705.pdf
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