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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

2220Y0250181KCR Image
  • Part#:2220Y0250181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 2220
  • In Stock:50592
$0.772/pcsRFQ
1808J2000680FCR Image
  • Part#:1808J2000680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1808
  • In Stock:96166
$0.368/pcsRFQ
1111Y6300300JQT Image
  • Part#:1111Y6300300JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 630V C0G/NP0 1111
  • In Stock:70399
$0.337/pcsRFQ
1825Y6300393KXR Image
  • Part#:1825Y6300393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 630V X7R 1825
  • In Stock:47613
$0.76/pcsRFQ
1808Y0250224MDR Image
  • Part#:1808Y0250224MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1808
  • In Stock:79875
$0.272/pcsRFQ
1825J6300681FCT Image
  • Part#:1825J6300681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1825
  • In Stock:20230
$1.893/pcsRFQ
1808Y1K20122JXR Image
  • Part#:1808Y1K20122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1808
  • In Stock:147288
$0.156/pcsRFQ
1206Y3000390JQT Image
  • Part#:1206Y3000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 300V C0G/NP0 1206
  • In Stock:119098
$0.178/pcsRFQ
0805Y0250392KXR Image
  • Part#:0805Y0250392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 0805
  • In Stock:353510
$0.054/pcsRFQ
1210J0100392FCT Image
  • Part#:1210J0100392FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 1210
  • In Stock:58060
$0.637/pcsRFQ
0603Y0631P80HQT Image
  • Part#:0603Y0631P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 63V C0G/NP0 0603
  • In Stock:109365
$0.182/pcsRFQ
1210J0160123MDR Image
  • Part#:1210J0160123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1210
  • In Stock:115175
$0.2/pcsRFQ
0603Y0100271JCT Image
  • Part#:0603Y0100271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 0603
  • In Stock:348712
$0.068/pcsRFQ
1210Y0250181KCR Image
  • Part#:1210Y0250181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1210
  • In Stock:149640
$0.154/pcsRFQ
1808JA250222JXTSP Image
  • Part#:1808JA250222JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 1808
  • In Stock:96948
$0.402/pcsRFQ
1206Y0160683JXT Image
  • Part#:1206Y0160683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1206
  • In Stock:188861
$0.108/pcsRFQ
2220J0100393GCT Image
  • Part#:2220J0100393GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V C0G/NP0 2220
  • In Stock:23345
$1.499/pcsRFQ
2225Y0500183KFT Image
  • Part#:2225Y0500183KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 2225
  • In Stock:21127
$1.56/pcsRFQ
0603J1000150JCR Image
  • Part#:0603J1000150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0603
  • In Stock:495437
$0.047/pcsRFQ
2220YA250221KXTB16 Image
  • Part#:2220YA250221KXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 2220
  • In Stock:75336
$0.429/pcsRFQ
1210J2000390KCR Image
  • Part#:1210J2000390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1210
  • In Stock:128569
$0.16/pcsRFQ
1812Y0500472MDR Image
  • Part#:1812Y0500472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1812
  • In Stock:90399
$0.38/pcsRFQ
2220Y0630560FCT Image
  • Part#:2220Y0630560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 2220
  • In Stock:10723
$2.845/pcsRFQ
0805Y0630820FAR Image
  • Part#:0805Y0630820FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 0805
  • In Stock:76185
$0.272/pcsRFQ
1812J2K50561MXR Image
  • Part#:1812J2K50561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 1812
  • In Stock:80423
$0.246/pcsRFQ
0805Y0630101GCT Image
  • Part#:0805Y0630101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0805
  • In Stock:184388
$0.107/pcsRFQ
2220J1K50121KCT Image
  • Part#:2220J1K50121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 2220
  • In Stock:69377
$0.477/pcsRFQ
1812J5000150KAR Image
  • Part#:1812J5000150KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1812
  • In Stock:61114
$0.361/pcsRFQ
1808J2500101MDR Image
  • Part#:1808J2500101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 1808
  • In Stock:126210
$0.164/pcsRFQ
2225J0500152KFR Image
  • Part#:2225J0500152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 2225
  • In Stock:29771
$1.22/pcsRFQ
2225Y6300152MXT Image
  • Part#:2225Y6300152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 2225
  • In Stock:40571
$0.761/pcsRFQ
1210Y0630152JCR Image
  • Part#:1210Y0630152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1210
  • In Stock:130403
$0.176/pcsRFQ
  • Part#:1808Y6300390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:116214
$0.193/pcsRFQ
1812Y1K00272MER Image
  • Part#:1812Y1K00272MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 1812
  • In Stock:82941
$0.372/pcsRFQ
1808J6300221MXR Image
  • Part#:1808J6300221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V X7R 1808
  • In Stock:102543
$0.202/pcsRFQ
0603Y0100122JCR Image
  • Part#:0603Y0100122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 0603
  • In Stock:277822
$0.073/pcsRFQ
1210Y1000103JAT Image
  • Part#:1210Y1000103JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.01UF 100V C0G/NP0 1210
  • In Stock:81401
$0.443/pcsRFQ
1210Y6300122GAT Image
  • Part#:1210Y6300122GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1210
  • In Stock:83923
$0.441/pcsRFQ
0603J2007P50CQT Image
  • Part#:0603J2007P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 200V C0G/NP0 0603
  • In Stock:143596
$0.143/pcsRFQ
1206J0160471GFT Image
  • Part#:1206J0160471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1206
  • In Stock:90989
$0.244/pcsRFQ
2220Y2K00822KXR Image
  • Part#:2220Y2K00822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2KV X7R 2220
  • In Stock:50927
$0.602/pcsRFQ
1812Y2K00331KXR Image
  • Part#:1812Y2K00331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1812
  • In Stock:70496
$0.279/pcsRFQ
1812Y0500274KDT Image
  • Part#:1812Y0500274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 50V X7R 1812
  • In Stock:65889
$0.55/pcsRFQ
0603Y0500331JCT Image
  • Part#:0603Y0500331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0603
  • In Stock:371910
$0.057/pcsRFQ
0805Y0630330JQT Image
  • Part#:0805Y0630330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 0805
  • In Stock:107852
$0.182/pcsRFQ
1812Y2500471KCR Image
  • Part#:1812Y2500471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1812
  • In Stock:74892
$0.303/pcsRFQ
1111Y2K01P80CQT Image
  • Part#:1111Y2K01P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 2000V C0G/NP0 1111
  • In Stock:72266
$0.285/pcsRFQ
1206J2500391MXR Image
  • Part#:1206J2500391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V X7R 1206
  • In Stock:273321
$0.075/pcsRFQ
1825Y0500331JCR Image
  • Part#:1825Y0500331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1825
  • In Stock:39724
$0.962/pcsRFQ
1812J0160100FFT Image
  • Part#:1812J0160100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 1812
  • In Stock:24100
$1.306/pcsRFQ
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