RX20 3500W Ceramic Wirewound Resistor 10Ω 100Ω 200Ω High Power Braking Load Resistor

Price Negotiable

Price: $18-$22.5

MOQ: 50

Delivery Time: 7-10 work days

Brand: JIANHONG

Product Description

RX20 Series Ceramic Wirewound Resistor

Product Overview

High-power ceramic encased wirewound resistor available in 10Ω, 100Ω, and 200Ω variants with 3500W power rating. Designed for braking, load, and industrial power applications requiring robust performance and thermal stability.

Key Features

Superior Heat Dissipation: Optimized thermal design ensures stable operation under high power conditions
Environmental Durability: Heat and corrosion resistant construction adapts to demanding industrial environments
Cost-Effective Performance: Combines high reliability with long service life to reduce total operating costs

Performance Specifications

Test Parameter	Test Conditions	Performance Standard
Temperature Coefficient	Resistance measured at room temperature and +100°C	±350 ppm/°C
Short Time Overload	10× rated power or maximum load voltage (whichever is lower)	ΔR ≤ ±(2% + 0.05Ω)
Resistance to Welding Heat	350±10°C tin furnace immersion for 2-3 seconds	ΔR ≤ ±(1% + 0.05Ω)
Weldability	260±5°C tin furnace immersion for 2-3 seconds	Solder coverage ≥95%
Temperature Cycle	-55°C (30 min) → +25°C (10-15 min) → +275°C (30 min) → +25°C (10-15 min), 5 cycles	ΔR ≤ ±(1% + 0.05Ω)
Humidity Load Life	40±2°C, 90-95% RH, rated voltage for 1000 hours (1.5h on/0.5h off)	ΔR ≤ ±(5% + 0.05Ω)
Heat Load Life	70±2°C, rated voltage for 1000 hours (1.5h on/0.5h off)	ΔR ≤ ±(5% + 0.05Ω)
Noncombustibility	AC load at 5×, 10×, and 16× rated power for 5 minutes each	No visible flames