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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

1808YA250102GCTSPU Image
  • Part#:1808YA250102GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:43535
$0.695/pcsRFQ
1111J2500201JQT Image
  • Part#:1111J2500201JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 250V C0G/NP0 1111
  • In Stock:75117
$0.4/pcsRFQ
1825Y1K00180KCT Image
  • Part#:1825Y1K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1825
  • In Stock:67072
$0.584/pcsRFQ
1825Y2K50820KCR Image
  • Part#:1825Y2K50820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2.5KV C0G/NP0 1825
  • In Stock:55769
$0.593/pcsRFQ
1206J2K08P20BQT Image
  • Part#:1206J2K08P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 2KV C0G/NP0 1206
  • In Stock:60236
$0.567/pcsRFQ
  • Part#:1206Y2500102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:243295
$0.087/pcsRFQ
1210Y1000562GAR Image
  • Part#:1210Y1000562GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1210
  • In Stock:66413
$0.565/pcsRFQ
1210Y0250682GCT Image
  • Part#:1210Y0250682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1210
  • In Stock:84125
$0.379/pcsRFQ
0805J0100100GCR Image
  • Part#:0805J0100100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 0805
  • In Stock:264499
$0.089/pcsRFQ
1210Y2000101GAR Image
  • Part#:1210Y2000101GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1210
  • In Stock:64957
$0.46/pcsRFQ
1206J2500152KCR Image
  • Part#:1206J2500152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1206
  • In Stock:215228
$0.111/pcsRFQ
0805J0250151GFT Image
  • Part#:0805J0250151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 0805
  • In Stock:130637
$0.147/pcsRFQ
1206J0500104KXT Image
  • Part#:1206J0500104KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 50V X7R 1206
  • In Stock:283881
$0.084/pcsRFQ
2220J1K20392GCT Image
  • Part#:2220J1K20392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV C0G 2220
  • In Stock:24206
$1.248/pcsRFQ
1812Y1000122JFT Image
  • Part#:1812Y1000122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1812
  • In Stock:64862
$0.491/pcsRFQ
1206Y0500121KDR Image
  • Part#:1206Y0500121KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 1206
  • In Stock:220632
$0.106/pcsRFQ
1210Y0100391GCT Image
  • Part#:1210Y0100391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 1210
  • In Stock:76292
$0.298/pcsRFQ
0805Y0501P40DQT Image
  • Part#:0805Y0501P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 50V C0G/NP0 0805
  • In Stock:155027
$0.153/pcsRFQ
1210J0250223KDR Image
  • Part#:1210J0250223KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1210
  • In Stock:96821
$0.207/pcsRFQ
1812Y2500151FCT Image
  • Part#:1812Y2500151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:38031
$1.028/pcsRFQ
1812Y2000184MDT Image
  • Part#:1812Y2000184MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1812
  • In Stock:55393
$0.607/pcsRFQ
2220J1K50471JXR Image
  • Part#:2220J1K50471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV X7R 2220
  • In Stock:66984
$0.534/pcsRFQ
  • Part#:0603J1501P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:116134
$0.172/pcsRFQ
2225Y1000272FFR Image
  • Part#:2225Y1000272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 2225
  • In Stock:6821
$4.914/pcsRFQ
1206Y2500682MXT Image
  • Part#:1206Y2500682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1206
  • In Stock:281009
$0.082/pcsRFQ
1812J4K00222JXR Image
  • Part#:1812J4K00222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 4KV X7R 1812
  • In Stock:77927
$0.294/pcsRFQ
1825J0630104KXT Image
  • Part#:1825J0630104KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1825
  • In Stock:44479
$0.699/pcsRFQ
1808J1K20560JCT Image
  • Part#:1808J1K20560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.2KV C0G/NP0 1808
  • In Stock:147716
$0.158/pcsRFQ
1206Y2000270GQT Image
  • Part#:1206Y2000270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 1206
  • In Stock:88819
$0.263/pcsRFQ
1812Y2000153JDR Image
  • Part#:1812Y2000153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1812
  • In Stock:75040
$0.512/pcsRFQ
2220J2K00221MXT Image
  • Part#:2220J2K00221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV X7R 2220
  • In Stock:93433
$0.419/pcsRFQ
1808Y6300100KCR Image
  • Part#:1808Y6300100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 1808
  • In Stock:110558
$0.193/pcsRFQ
1206J5000121GCT Image
  • Part#:1206J5000121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1206
  • In Stock:151847
$0.152/pcsRFQ
2220Y1K00331JDT Image
  • Part#:2220Y1K00331JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV X7R 2220
  • In Stock:31025
$1.035/pcsRFQ
1825J0250394MXT Image
  • Part#:1825J0250394MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 25V X7R 1825
  • In Stock:51930
$0.706/pcsRFQ
1210Y0250274KXT Image
  • Part#:1210Y0250274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1210
  • In Stock:113757
$0.185/pcsRFQ
1812J1K20270FCR Image
  • Part#:1812J1K20270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.2KV C0G/NP0 1812
  • In Stock:53700
$0.608/pcsRFQ
2220J2500392GFR Image
  • Part#:2220J2500392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 2220
  • In Stock:17973
$1.918/pcsRFQ
1206Y0250471MXT Image
  • Part#:1206Y0250471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 1206
  • In Stock:242454
$0.08/pcsRFQ
2220J0250682JFT Image
  • Part#:2220J0250682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 2220
  • In Stock:39274
$0.99/pcsRFQ
1808JA256P80CCRSP Image
  • Part#:1808JA256P80CCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1808
  • In Stock:57920
$0.363/pcsRFQ
1210Y1K20391MXT Image
  • Part#:1210Y1K20391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV X7R 1210
  • In Stock:194707
$0.111/pcsRFQ
2220J0630121KCT Image
  • Part#:2220J0630121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:47900
$0.672/pcsRFQ
1812J2000682FFR Image
  • Part#:1812J2000682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 1812
  • In Stock:19321
$1.81/pcsRFQ
  • Part#:1825J0100273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:47077
$0.709/pcsRFQ
1206Y2500681KFR Image
  • Part#:1206Y2500681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1206
  • In Stock:170520
$0.14/pcsRFQ
2220J2K50122KXT Image
  • Part#:2220J2K50122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV X7R 2220
  • In Stock:80053
$0.463/pcsRFQ
2220J0630225JXR Image
  • Part#:2220J0630225JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 63V X7R 2220
  • In Stock:22512
$1.347/pcsRFQ
1812J5000392JDR Image
  • Part#:1812J5000392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1812
  • In Stock:61495
$0.347/pcsRFQ
1808Y2500330FCR Image
  • Part#:1808Y2500330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:84019
$0.366/pcsRFQ
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