Product Overview
The RX series aluminum shell resistors from Shenzhen Moolee Electronics Co., Ltd. are designed for applications requiring excellent heat dissipation and high power handling in a compact form factor. Featuring a molded structure for environmental protection and good insulation properties due to silicon copper film molding, these resistors offer reliable operation. They are ideal for mounting on substrates where heat absorption is crucial, making them suitable for various industrial and electronic applications.
Product Attributes
- Brand: Moolee ()
- Manufacturer: Shenzhen Moolee Electronics Co., Ltd. ()
- Product Type: Aluminum Shell Resistor ()
- Series: RX
- Origin: China
- Material: Aluminum Shell, Silicon Copper Film
- Structure: Molded, with heat absorption effect
Technical Specifications
Product Naming Convention
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
Electrical Specifications
| Type | Rated Power 25 (W) (With heat sink) | Resistance Range () | Temperature Coefficient TCR (10/) | Resistance Tolerance (%) | Max Overload Voltage (V) |
|---|---|---|---|---|---|
| RX 5 | 3 | 0.01-1K | 20, 50, 100, 250 | F=1, J=5 | 1000 |
| RX 10 | 8 | 0.01-1.5K | - | F=1, J=5 | 2000 |
| RX 25 | 12.5 | 0.01-10K | - | F=1, J=5 | - |
| RX 30 | 15 | 0.01-27K | - | F=1, J=5 | - |
| RX 50 | 20 | 0.01-33K | - | F=1, J=5 | - |
| RX 75 | 45 | 0.01-39K | - | F=1, J=5 | 2500 |
| RX 100 | 50 | 0.01-51K | - | F=1, J=5 | - |
| RX 150 | 55 | 0.01-56K | - | F=1, J=5 | - |
| RX 160 | 100 | 0.01-62K | - | F=1, J=5 | - |
| RX 200 | 92 | 0.01-58K | - | F=1, J=5 | - |
| RX 250 | 120 | 0.01-75K | - | F=1, J=5 | - |
| RX 300 | 150 | 0.01-75K | - | F=1, J=5 | - |
| RX 500 | 200 | 0.01-82K | - | F=1, J=5 | - |
Product Size & Dimensions
Note: Dimensions are in mm unless otherwise specified. Standard heat sink (Aluminum) specifications are provided.
| Type | Rated Power 25 (W) (With heat sink) | Dimensions (mm) (L x H x C) | Standard Heat Sink (Aluminum) Surface Area (cm) | Weight (g) | Mounting Hole Size |
|---|---|---|---|---|---|
| RX 5 | 5 | 36.5 x 8 x 11.5 | 415 | 1 | 2 |
| RX 10 | 10 | 40.5 x 10 x 13.5 | 415 | 6 | 2 |
| RX 25 | 25 | 48 x 15.4 x 18 | 535 | 11 | 2 |
| RX 30 | 30 | 55 x 15.5 x 17.9 | 535 | 18 | 2 |
| RX 50 | 50 | 71 x 15.5 x 39.4 | 995 | 30 | 3 |
| RX 75 | 65.5 | 86.5 x 26 x 23.5 | 995 | 3 | 3 |
| RX 100 | 98 | 119 x 26 x 35 | 995 | 16 | 3 |
| RX 150 | 130 | 151 x 26 x 56 | 995 | 26 | 3 |
| RX 240 | 100 | 139 x 45 x 70 | 2780 | 265 | M5 |
| RX 200 | 92 | 135 x 45 x 35 | 3750 | 420 | M5 |
| RX 250 | 112 | 152 x 45 x 45 | 4765 | 480 | M6 |
| RX 300 | 130 | 170 x 45 x 51 | 5780 | 580 | M6 |
| RX 500 | 204 | 244 x 45 x 87 | 8500 | 970 | M6 |
Performance Data & Testing
| 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) | Rated power load at room temperature, 1000H |
2203300930_Milliohm-HoRX-100W-50R-5-_C2985693.pdf
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