Aluminum Housed Braking Resistor
Factory Direct · Aluminum Housed Braking Resistor (VFD / Servo)
Accurate resistance · strong thermal dissipation · good shock resistance — full range · custom supported
High-temperature braided lead with outstanding stability
Crafted with high-quality high-temperature braided lead (rated 125°C / 600V), highly flexible, with reliable insulation and bend-resistance; suitable for stable operation in long-term energized, high-temperature-rise harsh conditions — quality guaranteed.
Aluminum-alloy enclosure withstands harsh high- and low-temperature environments
The 95% aluminum-content alloy enclosure is high-temperature and corrosion-resistant; operates stably long-term, suit industrial-grade demanding conditions. The enclosure uses an airflow-groove design, paired withlarge-areacooling fins, Addstrongthermal performance / fastSpeedremoves heatamount; ShowremarkablelowerLowResistorBookbodyTemperatureRise, extendsResistorandinvertersWholeMachineservice life.
Dimensions
| Power (W) | Height H (mm) | Width W (mm) | Length L (mm) | Mounting Length (mm) | Mounting Hole Ø (mm) | Wire Gauge | Lead (mm) | terminal |
|---|---|---|---|---|---|---|---|---|
| 50 | 20 | 40 | 100 | 85 | 5.5 | 1.0 mm² | 200 | M4 |
| 60 | 20 | 40 | 110 | 95 | 5.5 | 1.0 mm² | 200 | M4 |
| 80 | 20 | 40 | 130 | 115 | 5.5 | 1.0 mm² | 200 | M4 |
| 100 | 20 | 40 | 140 | 125 | 5.5 | 1.0 mm² | 200 | M4 |
| 120 | 20 | 40 | 165 | 150 | 5.5 | 1.0 mm² | 200 | M4 |
| 150 | 20 | 40 | 185 | 170 | 5.5 | 1.0 mm² | 200 | M4 |
| 200 | 30 | 60 | 165 | 150 | 5.5 | 1.0 mm² | 200 | M4 |
| 250 | 30 | 60 | 165 | 150 | 5.5 | 1.0 mm² | 200 | M4 |
| 300 | 30 | 60 | 215 | 200 | 5.5 | 1.5 mm² | 250 | M4 |
| 350 | 30 | 60 | 215 | 200 | 5.5 | 1.5 mm² | 250 | M4 |
| 400 | 30 | 60 | 245 | 230 | 5.5 | 1.5 mm² | 250 | M4 |
| 500 | 30 | 60 | 245 | 230 | 5.5 | 1.5 mm² | 250 | M4 |
| 550 | 30 | 60 | 245 | 230 | 5.5 | 1.5 mm² | 250 | M4 |
| 600 | 30 | 60 | 265 | 250 | 5.5 | 1.5 mm² | 250 | M4 |
| 700 | 30 | 60 | 265 | 250 | 5.5 | 1.5 mm² | 250 | M4 |
| 800 | 30 | 60 | 330 | 315 | 5.5 | 1.5 mm² | 250 | M4 |
| 1000 | 30 | 60 | 330 | 315 | 5.5 | 1.5 mm² | 300 | M4 |
| 1200 | 30 | 60 | 330 | 365 | 5.5 | 1.5 mm² | 330 | M4 |
| 1500 | 30 | 60 | 420 | 405 | 5.5 | 1.5 mm² | 330 | M4 |
Rated Power Derating Curve
Electrical Characteristics
| Test Item | Test Condition | Performance |
|---|---|---|
| TCR Temperature Coefficient | Measure resistance at room temperature and at room temperature +100°C, then calculate resistance change per °C | ±300 ppm/℃ |
| Short Time Overload | Apply voltage corresponding to 10× rated power (√10PR) or maximum operating voltage (whichever is lower) for 5 seconds | ΔR ≤ ±(2%R0+0.05Ω) |
| Resistance to Soldering Heat | Dip in solder bath at 350±10°C for 2~3 seconds | ΔR ≤ ±(1%R0+0.05Ω) |
| Solderability | Dip in solder bath at 260±5°C for 2~3 seconds | Solder coverage ≥95% |
| Temperature Cycling | 30 min at -55°C → 10~15 min at +25°C → 30 min at +275°C, 5 cycles | ΔR ≤ ±(1%R0+0.05Ω) |
| Load Life in Humidity | 40±2°C and 90~95% RH chamber; apply rated or maximum operating voltage for 1000h (1.5h ON / 0.5h OFF) | ΔR ≤ ±(5%R0+0.05Ω) |
| Load Life in Heat | 70±2°C chamber; apply rated or maximum operating voltage for 1000h (1.5h ON / 0.5h OFF) | ΔR ≤ ±(5%R0+0.05Ω) |
| terminal Strength | Pull: 10N | ΔR ≤ ±(2%R0+0.1Ω) |
| Vibration | Frequency 10~55Hz, amplitude 0.75mm, 6 hours | ΔR ≤ ±(2%R0+0.1Ω) |
| Nonflammability | Apply 5×, 10×, 16× rated power AC load for 5 minutes | No visible flame |
48-Hour Free Samples
Free samples for standard parts — shipped within 2 business days.
Custom to Drawing
Drawing- and spec-based customization. Engineer responds within 24 hours.
Volume Discounts
Factory-direct supply at scale — direct manufacturer pricing.
Worry-Free After-Sales
12-month warranty with a dedicated team for technical issues.
Customization Process
Contact Us
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Specify Requirements
Discuss specifications with our team
Get a Quote
We send pricing and proposal
Place Order
Confirm order and payment
Production
Manufacturing and quality inspection
Ship
Pack and ship the goods
Delivery
Confirm receipt and feedback
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Frequently asked questions
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Sample Request
Standard samples are provided free of charge in reasonable quantities (shipped within 2–3 business days). Custom samples are delivered within 2–4 weeks. Please use the form on the right to tell us:
- Company and contact details
- Target part number or key specs (power / resistance / package)
- Application scenario and estimated annual volume
- Shipping address and expected delivery date