{"product_id":"250v-mkp-polypropylene-film-audio-capacitor-0-22uf-68uf-mkpa-c-hifi-crossover","title":"250V MKP Metallized Polypropylene Film Audio Capacitor 0.22µF–68µF | MKPA-C Series | HiFi Crossover | 2PCS","description":"\u003ch2\u003e250V MKP Metallized Polypropylene Film Audio Capacitor — MKPA-C Series | 0.22µF–68µF | HiFi Crossover\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMKPA-C series MKP (Metallized Polypropylene) film capacitor\u003c\/strong\u003e is the audiophile’s choice for speaker crossover networks, HiFi frequency dividers, and audio coupling applications where electrolytic capacitors introduce unacceptable distortion and ESR. Polypropylene film capacitors are self-healing — a localised dielectric breakdown causes the metallized electrode to evaporate at the fault point, restoring insulation without catastrophic failure. The result is a capacitor with extremely low ESR, near-zero dielectric absorption, and a flat frequency response that preserves audio signal integrity across the full audible spectrum. Rated at 250V with capacitance values from 0.22µF to 68µF, this series covers the full range of crossover network requirements from tweeter high-pass to woofer low-pass filters. Supplied as 2PCS per order.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMKPA-C (Metallized Polypropylene Film)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Proof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.6× rated voltage (400V, 2 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacitance Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.22µF – 68µF\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacitance Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±5% (J) \/ ±10% (K) options\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDissipation Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤0.08% max at 1kHz, 25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;30,000 MΩ (≤0.33µF) \/ \u0026gt;10,000 MΩ (\u0026gt;0.33µF)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThrough-hole, radial lead\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2PCS per order\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy MKP Film Capacitors for Audio — vs. Electrolytic\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eMKP Film (this product)\u003c\/th\u003e\n\u003cth\u003eElectrolytic\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eESR (equivalent series resistance)\u003c\/td\u003e\n\u003ctd\u003eExtremely low (\u0026lt;0.1Ω typical)\u003c\/td\u003e\n\u003ctd\u003eHigh (1–10Ω typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDielectric absorption\u003c\/td\u003e\n\u003ctd\u003eNear zero\u003c\/td\u003e\n\u003ctd\u003eSignificant (causes signal smearing)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003eFlat from DC to MHz\u003c\/td\u003e\n\u003ctd\u003eDegrades above a few kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePolarity\u003c\/td\u003e\n\u003ctd\u003eNon-polarised (AC safe)\u003c\/td\u003e\n\u003ctd\u003ePolarised (DC only, or bipolar)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003ctd\u003eYes (metallized electrode)\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLifespan\u003c\/td\u003e\n\u003ctd\u003eDecades (no electrolyte to dry out)\u003c\/td\u003e\n\u003ctd\u003e10–20 years (electrolyte degrades)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAudio distortion\u003c\/td\u003e\n\u003ctd\u003eExtremely low\u003c\/td\u003e\n\u003ctd\u003eMeasurable THD contribution\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCrossover Network Design Reference\u003c\/h3\u003e\n\u003cp\u003eUse these formulas to select the correct capacitance for your crossover network:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-pass filter (tweeter):\u003c\/strong\u003e C = 1 ÷ (2π × fₙ × Z) — where fₙ = crossover frequency (Hz), Z = tweeter impedance (Ω)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-pass filter (woofer):\u003c\/strong\u003e L = Z ÷ (2π × fₙ) — use in conjunction with series inductor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExample:\u003c\/strong\u003e 3kHz crossover, 8Ω tweeter: C = 1 ÷ (2π × 3000 × 8) = 6.6µF → select 6.8µF\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMetallized polypropylene film\u003c\/strong\u003e — the gold standard dielectric for audio applications\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSelf-healing construction\u003c\/strong\u003e — localised dielectric breakdown self-repairs, preventing catastrophic failure\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eExtremely low ESR\u003c\/strong\u003e — ≤0.08% dissipation factor at 1kHz preserves audio signal integrity\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eNon-polarised\u003c\/strong\u003e — safe for AC audio signals in crossover networks without polarity concerns\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e250V rating\u003c\/strong\u003e — adequate headroom for high-power speaker systems\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e-40°C to +85°C\u003c\/strong\u003e — stable capacitance across the full operating temperature range\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e0.22µF–68µF range\u003c\/strong\u003e — covers tweeter high-pass through woofer low-pass crossover requirements\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e2PCS per order\u003c\/strong\u003e — matched pair for stereo crossover builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHiFi speaker crossover network (2-way and 3-way)\u003c\/li\u003e\n  \u003cli\u003eTweeter high-pass filter capacitor\u003c\/li\u003e\n  \u003cli\u003eMidrange bandpass filter capacitor\u003c\/li\u003e\n  \u003cli\u003eSubwoofer low-pass filter capacitor\u003c\/li\u003e\n  \u003cli\u003eAudio amplifier coupling and decoupling\u003c\/li\u003e\n  \u003cli\u003eTube amplifier output stage coupling\u003c\/li\u003e\n  \u003cli\u003eAudio signal path bypass capacitor\u003c\/li\u003e\n  \u003cli\u003ePower supply audio-grade bypass\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use these in a speaker crossover with an 8Ω speaker?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The 250V rating provides ample headroom for even high-power speaker systems. Use the crossover frequency formula above to select the correct capacitance value.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these suitable for tube amplifier coupling?\u003c\/strong\u003e\u003cbr\u003eA: Yes. MKP film capacitors are widely used in tube amplifier coupling applications due to their low dielectric absorption and non-polarised construction. The 250V rating is suitable for most tube amplifier signal coupling stages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the lead pitch (pin spacing)?\u003c\/strong\u003e\u003cbr\u003eA: Lead pitch varies by capacitance value. Larger capacitance values have wider lead pitch. Refer to the MKPA-C series datasheet for specific dimensions by value.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2× 250V MKP MKPA-C Metallized Polypropylene Film Audio Capacitor (capacitance as selected)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"250V33uF \/ CHINA","offer_id":46966763585771,"sku":"200007763:201336100;688:203106841#250V33uF","price":57.64,"currency_code":"USD","in_stock":true},{"title":"250V22uF \/ CHINA","offer_id":46966763618539,"sku":"200007763:201336100;688:203106837#250V22uF","price":43.36,"currency_code":"USD","in_stock":true},{"title":"250V20UF \/ CHINA","offer_id":46966763651307,"sku":"200007763:201336100;688:203121811#250V20UF","price":40.56,"currency_code":"USD","in_stock":true},{"title":"250V15UF \/ CHINA","offer_id":46966763684075,"sku":"200007763:201336100;688:203121807#250V15UF","price":34.1,"currency_code":"USD","in_stock":true},{"title":"250V12UF \/ CHINA","offer_id":46966763716843,"sku":"200007763:201336100;688:203122822#250V12UF","price":31.32,"currency_code":"USD","in_stock":true},{"title":"250V10UF \/ CHINA","offer_id":46966763749611,"sku":"200007763:201336100;688:203122818#250V10UF","price":29.92,"currency_code":"USD","in_stock":true},{"title":"250V8.2UF \/ CHINA","offer_id":46966763782379,"sku":"200007763:201336100;688:203122814#250V8.2UF","price":29.06,"currency_code":"USD","in_stock":true},{"title":"250V6.8UF \/ CHINA","offer_id":46966763815147,"sku":"200007763:201336100;688:203122810#250V6.8UF","price":26.28,"currency_code":"USD","in_stock":true},{"title":"250V5.6UF \/ CHINA","offer_id":46966763847915,"sku":"200007763:201336100;688:203122806#250V5.6UF","price":23.48,"currency_code":"USD","in_stock":true},{"title":"250V4.7UF \/ CHINA","offer_id":46966763880683,"sku":"200007763:201336100;688:203122840#250V4.7UF","price":23.06,"currency_code":"USD","in_stock":true},{"title":"250V3.3UF \/ CHINA","offer_id":46966763913451,"sku":"200007763:201336100;688:203122836#250V3.3UF","price":21.26,"currency_code":"USD","in_stock":true},{"title":"250V3.0UF \/ CHINA","offer_id":46966763946219,"sku":"200007763:201336100;688:203122832#250V3.0UF","price":21.26,"currency_code":"USD","in_stock":true},{"title":"250V1.5UF \/ CHINA","offer_id":46966763978987,"sku":"200007763:201336100;688:203122828#250V1.5UF","price":18.2,"currency_code":"USD","in_stock":true},{"title":"250V1.2UF \/ CHINA","offer_id":46966764011755,"sku":"200007763:201336100;688:203122854#250V1.2UF","price":18.14,"currency_code":"USD","in_stock":true},{"title":"250V1.0UF \/ CHINA","offer_id":46966764044523,"sku":"200007763:201336100;688:203122850#250V1.0UF","price":18.12,"currency_code":"USD","in_stock":true},{"title":"250V0.68UF \/ CHINA","offer_id":46966764077291,"sku":"200007763:201336100;688:203122846#250V0.68UF","price":16.88,"currency_code":"USD","in_stock":true},{"title":"250V0.47uF \/ CHINA","offer_id":46966764110059,"sku":"200007763:201336100;688:202862835#250V0.47uF","price":18.2,"currency_code":"USD","in_stock":true},{"title":"250V0.33uF \/ CHINA","offer_id":46966764142827,"sku":"200007763:201336100;688:202862831#250V0.33uF","price":17.48,"currency_code":"USD","in_stock":true},{"title":"250V0.22uF \/ CHINA","offer_id":46966764175595,"sku":"200007763:201336100;688:202862827#250V0.22uF","price":17.48,"currency_code":"USD","in_stock":true},{"title":"250V68uF \/ CHINA","offer_id":46966764208363,"sku":"200007763:201336100;688:203120824#250V68uF","price":102.4,"currency_code":"USD","in_stock":true},{"title":"250V47uF \/ CHINA","offer_id":46966764241131,"sku":"200007763:201336100;688:203106845#250V47uF","price":76.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/250v-mkp-film-audio-capacitor-hifi.webp?v=1760593791","url":"https:\/\/keszoox.com\/products\/250v-mkp-polypropylene-film-audio-capacitor-0-22uf-68uf-mkpa-c-hifi-crossover","provider":"Keszoox","version":"1.0","type":"link"}