MFC 21000A-3900/4200

The 21000A-3900/4200 C-band bandpass filter is a high-performance interference mitigation solution engineered for extended frequency protection. With a passband of 3900–4200 MHz and extreme stopband rejection of up to 90 dB below 3700 MHz and above 4400 MHz, this filter is ideal for defending satellite receive systems from aggressive 5G, WiMAX, and RADAR interference. Its weatherproof IP67 housing and low insertion loss make it a top-tier choice for outdoor professional installations.

Key Features:

• Passband: 3900–4200 MHz
• Stopband Rejection:

• ≥90 dB below 3700 MHz & above 4400 MHz
• 70 dB @ 3800 MHz
• 60 dB @ 3845 & 4255 MHz
• 30 dB @ >4230 MHz

• Insertion Loss: 0.45 dB typ (1.0 dB max)
• VSWR: ≤1.22:1
• IP67-rated outdoor construction
• Application: Extreme 5G and high-frequency interference rejection