The SAE Power GA5B-30 is a Circuit A power line filter engineered to attenuate common mode noise and interference on AC power lines, protecting sensitive electronic systems through high-frequency rejection while maintaining low voltage drop. Rated for 30 A across dual voltage inputs, the GA5B-30 delivers insertion loss up to 30 dB at 30 MHz and operates across industrial and laboratory environments with minimal leakage current.
Technical Specifications
• Current Rating: 30 A
• Voltage Rating: 115/250 VAC, 50/60 Hz
• Leakage Current: 0.50 mA max at 115 V, 60 Hz; 1.00 mA max at 250 V, 50 Hz (line-to-ground)
• Voltage Drop: Less than 1% of rated voltage
• Test Voltage: 2250 VDC line-to-ground; 1450 VDC line-to-line
• Insulation Resistance: 6000 megaohms at 100 VDC
• Operating Temperature: −20°C to +45°C nominal; up to +85°C with derating
• Humidity Rating: 21 days at 40°C and 95% relative humidity
• Current Overload: 6× rated current for 8 seconds or 140% for 15 minutes
• Common Mode Insertion Loss: Up to 30 dB at 30 MHz (3 A rating reference)
• Dimensions: 3.88 × 3.31 × 1.50 inches (98.55 × 84.07 × 38.10 mm)
• Terminals: 1/4″ tab type
– Key Features
• Circuit A topology for common mode interference control
• Low leakage current design suitable for safety-critical applications
• Dual voltage operation reduces inventory requirements
• Compact form factor enables board-level and panel mounting
• UL 1283 and CSA 22.2 No. 8-M1986 recognized; VDE/DIN compliant
– Typical Applications
• Computer systems and peripherals
• Telecommunications equipment
• Industrial control systems
• Medical instrumentation
• Test and measurement instruments
– Compatibility & Integration
The GA5B-30 integrates into standard AC mains circuits requiring common mode EMI suppression. Lower leakage current variants are available with “L” designation prefix for enhanced safety margins.


















