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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

1812Y6300681MXR Image
  • Part#:1812Y6300681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 1812
  • In Stock:85310
$0.266/pcsRFQ
  • Part#:0805Y2500150FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0805
  • In Stock:64996
$0.478/pcsRFQ
  • Part#:0805J0630221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 0805
  • In Stock:195957
$0.115/pcsRFQ
0603J1000101GQT Image
  • Part#:0603J1000101GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 0603
  • In Stock:66263
$0.307/pcsRFQ
  • Part#:0805Y2000221FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0805
  • In Stock:45353
$0.668/pcsRFQ
2225J0500334JXR Image
  • Part#:2225J0500334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 2225
  • In Stock:36384
$0.961/pcsRFQ
1825Y0630333JXR Image
  • Part#:1825Y0630333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1825
  • In Stock:41535
$0.935/pcsRFQ
1812J1000471FFT Image
  • Part#:1812J1000471FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:20816
$1.437/pcsRFQ
0603Y016P820BCT Image
  • Part#:0603Y016P820BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 16V C0G/NP0 0603
  • In Stock:172841
$0.121/pcsRFQ
0805Y1K00392MXT Image
  • Part#:0805Y1K00392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 0805
  • In Stock:271211
$0.079/pcsRFQ
0805J2000221FFT Image
  • Part#:0805J2000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:83972
$0.378/pcsRFQ
1808J2500473JDT Image
  • Part#:1808J2500473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1808
  • In Stock:88270
$0.398/pcsRFQ
1111Y2000241FQT Image
  • Part#:1111Y2000241FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 200V C0G/NP0 1111
  • In Stock:25613
$1.318/pcsRFQ
1812Y5K00220KCT Image
  • Part#:1812Y5K00220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 5KV C0G/NP0 1812
  • In Stock:68247
$0.287/pcsRFQ
1812J0500472JDT Image
  • Part#:1812J0500472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1812
  • In Stock:76788
$0.46/pcsRFQ
2220Y1K00182KCR Image
  • Part#:2220Y1K00182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV C0G/NP0 2220
  • In Stock:58993
$0.602/pcsRFQ
1812YA254P70DCRPY2 Image
  • Part#:1812YA254P70DCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1812
  • In Stock:91086
$0.429/pcsRFQ
1812J5000153JDR Image
  • Part#:1812J5000153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1812
  • In Stock:58667
$0.357/pcsRFQ
1812J2000821FCT Image
  • Part#:1812J2000821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1812
  • In Stock:40105
$0.984/pcsRFQ
0805J0630181MXT Image
  • Part#:0805J0630181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V X7R 0805
  • In Stock:471545
$0.05/pcsRFQ
2225Y0160125KXR Image
  • Part#:2225Y0160125KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 2225
  • In Stock:39397
$0.98/pcsRFQ
1210Y2500152FCT Image
  • Part#:1210Y2500152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1210
  • In Stock:46142
$0.707/pcsRFQ
0805J1K00221JXR Image
  • Part#:0805J1K00221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV X7R 0805
  • In Stock:292753
$0.073/pcsRFQ
2220J0160564KDT Image
  • Part#:2220J0160564KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 2220
  • In Stock:38272
$1.024/pcsRFQ
1206J1K00100KCT Image
  • Part#:1206J1K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1206
  • In Stock:265161
$0.09/pcsRFQ
1808J5000183MDR Image
  • Part#:1808J5000183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1808
  • In Stock:83741
$0.282/pcsRFQ
1206J1K01P00CAT Image
  • Part#:1206J1K01P00CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1000V C0G/NP0 1206
  • In Stock:111068
$0.215/pcsRFQ
0805J0250182JDR Image
  • Part#:0805J0250182JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V X7R 0805
  • In Stock:280749
$0.086/pcsRFQ
1808Y1K00680GCT Image
  • Part#:1808Y1K00680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1808
  • In Stock:78688
$0.268/pcsRFQ
1808J0250183GFR Image
  • Part#:1808J0250183GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1808
  • In Stock:65829
$0.518/pcsRFQ
2225J1K00153JXT Image
  • Part#:2225J1K00153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 2225
  • In Stock:37582
$0.96/pcsRFQ
0603Y2501P80BFT Image
  • Part#:0603Y2501P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0603
  • In Stock:98050
$0.227/pcsRFQ
2220Y0500154MDT Image
  • Part#:2220Y0500154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2220
  • In Stock:33041
$1.034/pcsRFQ
1825J5000680JCR Image
  • Part#:1825J5000680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1825
  • In Stock:58154
$0.551/pcsRFQ
1206Y2000560GCR Image
  • Part#:1206Y2000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1206
  • In Stock:148214
$0.146/pcsRFQ
2225J1000223KCT Image
  • Part#:2225J1000223KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2225
  • In Stock:27629
$1.155/pcsRFQ
0603Y2000220FCT Image
  • Part#:0603Y2000220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0603
  • In Stock:109439
$0.186/pcsRFQ
0505J2001P40HQT Image
  • Part#:0505J2001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 200V C0G/NP0 0505
  • In Stock:79470
$0.295/pcsRFQ
1206J2000121KXR Image
  • Part#:1206J2000121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V X7R 1206
  • In Stock:265058
$0.077/pcsRFQ
0805Y2001P50DAT Image
  • Part#:0805Y2001P50DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0805
  • In Stock:231825
$0.09/pcsRFQ
1812Y1000102FFR Image
  • Part#:1812Y1000102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1812
  • In Stock:22292
$1.585/pcsRFQ
0805Y2000221GQT Image
  • Part#:0805Y2000221GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:91007
$0.399/pcsRFQ
1111J1K00221KQT Image
  • Part#:1111J1K00221KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1111
  • In Stock:77476
$0.443/pcsRFQ
1812J6300103JXT Image
  • Part#:1812J6300103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 1812
  • In Stock:81032
$0.285/pcsRFQ
1812J2K00331FCR Image
  • Part#:1812J2K00331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV C0G/NP0 1812
  • In Stock:40195
$0.91/pcsRFQ
1808Y1000393JDR Image
  • Part#:1808Y1000393JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1808
  • In Stock:70233
$0.275/pcsRFQ
1808Y1000472GCT Image
  • Part#:1808Y1000472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1808
  • In Stock:74922
$0.475/pcsRFQ
  • Part#:1210Y0250271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1210
  • In Stock:48746
$0.722/pcsRFQ
2225Y0630334KXT Image
  • Part#:2225Y0630334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 2225
  • In Stock:43860
$0.898/pcsRFQ
0603J100P560DFT Image
  • Part#:0603J100P560DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 100V C0G/NP0 0603
  • In Stock:300841
$0.075/pcsRFQ
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