Product Overview
The RX series aluminum shell resistor from Shenzhen Moolee Electronics Co., Ltd. is 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, these resistors are ideal for various industrial applications. Their design leverages heat absorption onto a substrate, ensuring good thermal performance and operational reliability. The product is suitable for a wide range of resistance values and power ratings, with specific parameters detailed below.
Product Attributes
- Brand: Moolee ()
- Manufacturer: Shenzhen Moolee Electronics Co., Ltd. ()
- Product Type: Aluminum Shell Resistor ()
- Series: RX
- Construction: Molded structure, Silicon-copper film molding
- Origin: China
Technical Specifications
Product Naming Convention
Product Number: 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 | - | - | - |
| RX 25 | 12.5 | 0.01-10K | - | - | 2000 |
| RX 30 | 15 | 0.01-27K | - | - | - |
| RX 50 | 20 | 0.01-33K | - | - | - |
| RX 75 | 45 | 0.01-39K | - | - | - |
| RX 100 | 50 | 0.01-51K | - | - | - |
| RX 150 | 55 | 0.01-56K | - | - | - |
| RX 160 | 100 | 0.01-62K | - | - | 2500 |
| RX 200 | 92 | 0.01-58K | - | - | - |
| RX 250 | 120 | 0.01-75K | - | - | - |
| RX 300 | 150 | 0.01-75K | - | - | - |
| RX 500 | 200 | 0.01-82K | - | - | - |
Product Dimensions and Weight (with standard aluminum heat sink)
| Type | Rated Power 25 (W) (With Heat Sink) | Dimensions (mm) (L x H x C) | Standard Heat Sink Weight (g) | Surface Area (cm) | Thickness (mm) | Mounting Hole Size |
|---|---|---|---|---|---|---|
| RX 5 | 5 | 36.5 x 8 x 8.5 | 415 | 10 | 3 | - |
| RX 10 | 10 | 40.5 x 10 x 11.2 | 415 | 6 | 2 | - |
| RX 25 | 25 | 48 x 15.4 x 14.3 | 535 | 11 | 2 | - |
| RX 30 | 30 | 55 x 15.5 x 16.3 | 535 | 18 | 2 | - |
| RX 50 | 50 | 71 x 15.5 x 16.3 | 995 | 30 | 2.2 | - |
| RX 75 | 75 | 86.5 x 26 x 27 | 995 | 3 | 3.5 | - |
| RX 100 | 100 | 119 x 26 x 27 | 995 | 16 | 3.5 | - |
| RX 150 | 150 | 151 x 26 x 27 | 995 | - | 3.5 | - |
| RX 160 | 100 | 139 x 45 x 46.5 | 2780 | 26 | 5 | M5 |
| RX 200 | 200 | 135 x 45 x 46.5 | 3750 | 26.5 | 5 | M6 |
| RX 250 | 250 | 152 x 45 x 46.5 | 4765 | 42 | 5 | M6 |
| RX 300 | 300 | 170 x 45 x 46.5 | 5780 | 48 | 5 | M6 |
| RX 500 | 500 | 244 x 45 x 46.5 | 8500 | 97 | 5 | M6 |
Durability Test Performance
| 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-25W-200mR-5-_C2985679.pdf
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