Technical datasheet: FT-27T-4.0B1-471 Specifications: Resonant Frequency 4.0kHz ±0.5kHz Max Resistance (Zr) 500Ω Capacitance 20000nF±30%nF Dimensions: Type B: (D: Ø27mm, d: Ø20mm, T: 0.42mm, t: 0.
