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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

2211JA250561KCTSPU Image
  • Part#:2211JA250561KCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2211
  • In Stock:40311
$0.912/pcsRFQ
1812Y2000393MDT Image
  • Part#:1812Y2000393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1812
  • In Stock:90695
$0.431/pcsRFQ
1812Y1K20390KCT Image
  • Part#:1812Y1K20390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 1812
  • In Stock:81315
$0.292/pcsRFQ
1812J0100154JXR Image
  • Part#:1812J0100154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V X7R 1812
  • In Stock:68768
$0.308/pcsRFQ
1808Y0160221GCR Image
  • Part#:1808Y0160221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1808
  • In Stock:120694
$0.19/pcsRFQ
0603Y1004P70CCR Image
  • Part#:0603Y1004P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 0603
  • In Stock:259761
$0.073/pcsRFQ
  • Part#:1812J5000391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:86777
$0.247/pcsRFQ
1206Y0500472KCR Image
  • Part#:1206Y0500472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1206
  • In Stock:170890
$0.114/pcsRFQ
0805Y2500152JDR Image
  • Part#:0805Y2500152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0805
  • In Stock:198191
$0.11/pcsRFQ
0505J300P200CQT Image
  • Part#:0505J300P200CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 300V C0G/NP0 0505
  • In Stock:130087
$0.172/pcsRFQ
0603J2001P00HUT Image
  • Part#:0603J2001P00HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0603
  • In Stock:121460
$0.193/pcsRFQ
1812Y2500121FFR Image
  • Part#:1812Y2500121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1812
  • In Stock:25969
$1.394/pcsRFQ
1808J6300221GCR Image
  • Part#:1808J6300221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1808
  • In Stock:82881
$0.268/pcsRFQ
1808YA250821MXRSY2 Image
  • Part#:1808YA250821MXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:82283
$0.398/pcsRFQ
1206Y0630154JET Image
  • Part#:1206Y0630154JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 1206
  • In Stock:94342
$0.217/pcsRFQ
2225Y5000222KDT Image
  • Part#:2225Y5000222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 2225
  • In Stock:30188
$0.988/pcsRFQ
0805J2500562MXT Image
  • Part#:0805J2500562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 0805
  • In Stock:319685
$0.063/pcsRFQ
1825J0250681KCT Image
  • Part#:1825J0250681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1825
  • In Stock:49538
$0.709/pcsRFQ
2225Y0630104JXR Image
  • Part#:2225Y0630104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 2225
  • In Stock:37368
$0.897/pcsRFQ
1808J2500270JFT Image
  • Part#:1808J2500270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:108543
$0.187/pcsRFQ
1210J5000391FAR Image
  • Part#:1210J5000391FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1210
  • In Stock:58255
$0.611/pcsRFQ
1111J250P400BQT Image
  • Part#:1111J250P400BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 250V C0G/NP0 1111
  • In Stock:90225
$0.265/pcsRFQ
1206Y0502P70DAT Image
  • Part#:1206Y0502P70DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 1206
  • In Stock:200832
$0.118/pcsRFQ
1812Y2500680KFR Image
  • Part#:1812Y2500680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1812
  • In Stock:87757
$0.442/pcsRFQ
1808Y2500563KDR Image
  • Part#:1808Y2500563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1808
  • In Stock:64295
$0.296/pcsRFQ
1210J5000680FFT Image
  • Part#:1210J5000680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1210
  • In Stock:57827
$0.589/pcsRFQ
0805J2500393JXR Image
  • Part#:0805J2500393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 0805
  • In Stock:245806
$0.093/pcsRFQ
1111J5002P70HUT Image
  • Part#:1111J5002P70HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 1111
  • In Stock:4881
 RFQ
1812J2500120GCR Image
  • Part#:1812J2500120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1812
  • In Stock:57538
$0.53/pcsRFQ
2220J0500121KCR Image
  • Part#:2220J0500121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 2220
  • In Stock:47506
$0.687/pcsRFQ
1210Y0630820JCR Image
  • Part#:1210Y0630820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1210
  • In Stock:118538
$0.164/pcsRFQ
  • Part#:0805Y0630390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0805
  • In Stock:90984
$0.246/pcsRFQ
0805J0250152JDR Image
  • Part#:0805J0250152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0805
  • In Stock:257520
$0.086/pcsRFQ
0805Y3004P70HQT Image
  • Part#:0805Y3004P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 300V C0G/NP0 0805
  • In Stock:63687
$0.473/pcsRFQ
0603J1000333MXT Image
  • Part#:0603J1000333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 0603
  • In Stock:459603
$0.045/pcsRFQ
2220Y1K20563KXR Image
  • Part#:2220Y1K20563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1.2KV X7R 2220
  • In Stock:46918
$0.728/pcsRFQ
1812Y0250270KCR Image
  • Part#:1812Y0250270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1812
  • In Stock:70804
$0.264/pcsRFQ
1206Y5000272JXT Image
  • Part#:1206Y5000272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1206
  • In Stock:217103
$0.086/pcsRFQ
0603J1000391JXR Image
  • Part#:0603J1000391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V X7R 0603
  • In Stock:441550
$0.048/pcsRFQ
1812Y2K00222JXR Image
  • Part#:1812Y2K00222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2KV X7R 1812
  • In Stock:55840
$0.337/pcsRFQ
2220J0160221JCR Image
  • Part#:2220J0160221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 2220
  • In Stock:51671
$0.751/pcsRFQ
1812JA250221JXTPY2 Image
  • Part#:1812JA250221JXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1812
  • In Stock:87170
$0.419/pcsRFQ
1808JA250821JCRSPU Image
  • Part#:1808JA250821JCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1808
  • In Stock:68521
$0.311/pcsRFQ
0603J5000270KCR Image
  • Part#:0603J5000270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 0603
  • In Stock:428745
$0.05/pcsRFQ
1825Y2500103MXR Image
  • Part#:1825Y2500103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1825
  • In Stock:41209
$0.748/pcsRFQ
2225J5000182KCR Image
  • Part#:2225J5000182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 2225
  • In Stock:53140
$0.674/pcsRFQ
1206Y6300221JER Image
  • Part#:1206Y6300221JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V X7R 1206
  • In Stock:189710
$0.125/pcsRFQ
1812J5000821MXR Image
  • Part#:1812J5000821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 1812
  • In Stock:90604
$0.241/pcsRFQ
1808J0250563MDT Image
  • Part#:1808J0250563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1808
  • In Stock:108755
$0.205/pcsRFQ
1808J1000821KCR Image
  • Part#:1808J1000821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1808
  • In Stock:152165
$0.123/pcsRFQ
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