Enhanced Safety Capacitors (Class X1, X2, Y2)

Syfer / Knowles Enhanced Safety-Certified Capacitors (Class X1, X2, Y2) comply with international UL and TÜV specifications to provide designers the option of using a surface-mount ceramic multilayer capacitor to replace leaded film types. These capacitors offer the benefits of simple pick-and-place assembly, a lower profile, and reduced board space required. The FlexiCap™ version of these capacitors minimizes the risk of mechanical cracking. The lineup features a range of high capacitance values for selected case sizes. Syfer / Knowles Enhanced Safety-Certified Capacitors (Class X1, X2, Y2) are ideal for modems, AC-DC power supplies, and other applications where lightning strike or other voltage transients represent a threat to electronic equipment.

Types of Capacitors

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Results: 46
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Product Termination Style Case Code - in Case Code - mm Capacitance Tolerance Voltage Rating DC Voltage Rating AC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 5percent 2.227In Stock
Cut Tape
$2.871
$1.960
$1.595
$1.492
Reel
$1.196
Min.: 1
Mult.: 1
: 1.500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 1nF +/-10% X7R (2R1) 16In Stock
500Expected 8/4/2027
Cut Tape
$4.717
$3.349
$2.791
$2.632
Reel
$2.324
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 1 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2200PF 250V 10% 2220 259In Stock
500Expected 5/5/2027
Cut Tape
$4.819
$3.418
$2.860
$2.689
Reel
$2.392
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 2.2 nF 10 % 250 VAC
Knowles Syfer Safety Capacitors 2200pF X7R 2220 10percent 310In Stock
Cut Tape
$7.052
$5.024
$4.295
$3.908
Reel
$3.441
Min.: 1
Mult.: 1
: 500
Safety Capacitors Safety MLCCs SMD/SMT 2.2 nF 10 % 2.5 kVDC 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT .01PF 250V 10% 2220
8.880Expected 1/27/2027
Cut Tape
$7.246
$6.767
$6.004
Reel
$4.455
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 4.7nF +/-10% X7R (2R1)
1.000Expected 6/2/2027
Cut Tape
$5.594
$4.010
$3.384
$3.190
Reel
$2.860
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2211 250Vac Safety X1,Y2 TUV/UL certified 2.2nF +/-10% X7R(2R1)
750Expected 1/27/2027
Cut Tape
$3.509
$2.438
$2.005
$1.880
Reel
$1.606
Min.: 1
Mult.: 1
: 750
Ceramic Capacitors Automotive MLCCs SMD/SMT 2211 5728 2.2 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1808 250Vac 1.00 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$1.047
$968
$918
$899
Min.: 1.500
Mult.: 1.500
: 1.500
Ceramic Capacitors Automotive MLCCs SMD/SMT 1808 4520 1 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1812 250Vac 2.20 nF +/-20% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Cut Tape
$3.680
$2.666
$2.313
$2.028
Reel
$1.789
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 1812 4532 2.2 nF 20 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 150.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.757
$2.746
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 150 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 150.00 pF +/-10% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.290
$2.073
$2.017
$1.903
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 150 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 1.50 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$3.030
$2.894
$2.700
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 1.5 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 2.20 nF +/-10% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.370
$2.142
$2.096
$1.971
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 2.2 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 270.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.928
$2.803
$2.609
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 270 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 3.3nF +/-10% X7R (2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
$5.833
$4.181
$3.520
$3.327
Reel
$2.962
$2.803
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 3.3 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 470.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.928
$2.803
$2.609
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 470 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 470pF +/-10% X7R (2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
$4.774
$3.429
$2.974
$2.620
Reel
$2.347
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 470 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 4.70 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$3.725
$3.555
$3.315
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 4.70 nF +/-20% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
$2.780
$2.506
$2.449
$2.313
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 20 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac Safety X1,Y2 TUV/UL certified 8.2nF +/-10% X7R(2R1) Non-Stocked Lead-Time 10 Weeks
Reel
$4.694
$4.477
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 305Vac Safety X2 TUV/UL certified 10nF +/-10% X7R(2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
$9.615
$7.098
$5.993
$5.731
Reel
$2.962
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 nF 10 % 305 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 10pF C0G (NP0) 1808 5percent Non-Stocked Lead-Time 40 Weeks
Reel
$901
Min.: 1.500
Mult.: 1.500
: 1.500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 10 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 10pF C0G (NP0) 1808 10percent Non-Stocked Lead-Time 40 Weeks
Reel
$1.003
Min.: 1.500
Mult.: 1.500
: 1.500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 10 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 10percent Non-Stocked Lead-Time 40 Weeks
Cut Tape
$2.449
$1.720
$1.470
$1.287
$1.121
Reel
$949
Min.: 1
Mult.: 1
: 1.500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 20percent Non-Stocked Lead-Time 40 Weeks
Reel
$918
Min.: 1.500
Mult.: 1.500
: 1.500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 20 % 250 VAC