Durable aluminum shell resistor Milliohm HoRX-20W-20mR-1% with heat dissipation and molded structure
Product Overview
The RX series aluminum shell resistor from Shenzhen Moolee Electronics Co., Ltd. is designed for efficient heat dissipation through substrate mounting and heat absorption. Featuring a molded structure for environmental protection, these resistors offer a compact size with high power load capacity. They are constructed with a silicon-copper film for excellent insulation and ensure high reliability during operation. This product is suitable for various selection and application needs within the RX aluminum shell resistor range.
Product Attributes
- Brand: Moolee ()
- Manufacturer: Shenzhen Moolee Electronics Co., Ltd. ()
- Product Type: Aluminum Shell Resistor ()
- Series: RX
- Origin: China
Technical Specifications
Product Model Naming Convention
RX [Power] [Tolerance] [Resistance Value]
- Power: 5W ~ 500W
- Tolerance: F=1%, J=5%
- Resistance Value: 0.01 ~ 82K
General 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 | 120 | 0.01-58K | - | - | - |
| RX 250 | 125 | 0.01-75K | - | - | - |
| RX 300 | 150 | 0.01-75K | - | - | - |
| RX 500 | 200 | 0.01-82K | - | - | - |
Product Dimensions and Weight (Partial Data)
| Type | Rated Power 25 (W) (With heat sink) | Dimensions (mm) A x b x L | Standard heat sink (Aluminum) Weight (g) | Surface area (cm) | Thickness (mm) |
|---|---|---|---|---|---|
| RX 5 | 3 | 15.5 x 16 x 36.5 | 415 | 10 | 3 |
| RX 10 | 8 | 19.5 x 21 x 40.5 | 415 | 19.5 | 2.2 |
| RX 25 | 12.5 | 28 x 27 x 48 | 535 | 25 | 2.2 |
| RX 30 | 15 | 34 x 29 x 55 | 535 | 28 | 2.2 |
| RX 50 | 20 | 50 x 29 x 71 | 995 | 30 | 2.2 |
| RX 75 | 45 | 65.5 x 48 x 86.5 | 995 | 30 | 3 |
| RX 100 | 50 | 98 x 48 x 119 | 995 | 16 | 3 |
| RX 150 | 55 | 130 x 48 x 151 | 995 | 24 | 3 |
| RX 200 | 100 | 89 x 71.5 x 139 | 2780 | 265 | 5 |
| RX 250 | 125 | 92 x 73 x 135 | 3750 | 420 | 5 |
| RX 300 | 150 | 112 x 73 x 152 | 4765 | 480 | 5 |
| RX 500 | 200 | 204 x 73 x 244 | 8500 | 970 | 5 |
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, 5 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 | - |
| Dampheat, 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 |
Manufacturer Information
Company: Shenzhen Moolee Electronics Co., Ltd. ()
Address: 8th Floor, Building A, Nantongbang High-tech Industrial Park, Datoutou Road South, Guanlan, Longhua New District, Shenzhen (A 8 )
Tel: 0755-81488408
Fax: 0755-22630181
Website: www.moolee.com.cn
Document Revision: 2021-05-05, Version Ho-A0
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