CG2 Gas Discharge Tubes (GDTs)

Littelfuse CG2 Gas Discharge Tubes (GDTs) provide a high degree of surge protection in a small size, making them ideal for board-level circuit protection. These GDTs function as switches to dissipate a minimum amount of energy and handle currents that surpass other types of transient voltage protection. The CG2 series features a 145V to 1000V DC sparkover range, which is ideal for protecting equipment with higher voltage limits and holdover voltages. The gas-filled, rugged ceramic metal construction is highly reliable and well-suited for adverse environments. Littelfuse CG2 GDTs are available in various forms, including surface mount, core, straight, and shaped leads. Applications include data lines, power supplies, communication lines and equipment, medical electronics, and instrumentation circuits.

Results: 79
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Peak Pulse Current DC Sparkover Number of Electrodes Termination Style Failsafe Protection Y/N Diameter Length Minimum Operating Temperature Maximum Operating Temperature Packaging
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1000V 1,714In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 10 kA 1 kV 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 470V MS 1,230In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 470 V 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 145V MS GP S.A. STANDARD 520In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 145 V 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 420V NOM 355In Stock
Min.: 1
Mult.: 1

CG2 20 kA 420 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 230V NOM 566In Stock
Min.: 1
Mult.: 1

CG2 20 kA 230 V 2 Electrode SMD/SMT Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Bulk
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 350V 812In Stock
Min.: 1
Mult.: 1

CG2 20 kA 350 V 2 Electrode SMD/SMT Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Bulk
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 800V NOMINAL SMT 317In Stock
Min.: 1
Mult.: 1
Reel: 500
CG2 10 kA 800 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 470V NOMINAL SMT 786In Stock
Min.: 1
Mult.: 1
Reel: 500
CG2 20 kA 470 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 1000V MS TR GP S.A. STANDARD 998In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 1 kV 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 300V NOM 936In Stock
Min.: 1
Mult.: 1

CG2 20 kA 300 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V MS 1,500In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 350 V 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 600V NOM 1,317In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 600 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 800V MS GP S.A. STANDARD 2,299In Stock
4,500On Order
Min.: 1
Mult.: 1
Reel: 500

CG2 10 kA 800 V 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1000V 787In Stock
Min.: 1
Mult.: 1

CG2 20 kA 1 kV 2 Electrode SMD/SMT Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Bulk
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 1000V NOM 174In Stock
700On Order
Min.: 1
Mult.: 1

CG2 20 kA 1 kV 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 145V NOM 624In Stock
2,100On Order
Min.: 1
Mult.: 1

CG2 20 kA 145 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 230V NOM 632In Stock
Min.: 1
Mult.: 1

CG2 20 kA 230 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 230V 646In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 230 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 230V MS 300In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 230 V 2 Electrode SMD/SMT Failsafe Not Protected 8.3 mm 6.05 mm - 40 C + 90 C Reel, Cut Tape, MouseReel
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 250V 336In Stock
Min.: 1
Mult.: 1

CG2 20 kA 250 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM 597In Stock
Min.: 1
Mult.: 1

CG2 20 kA 350 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 350V 76In Stock
1,500Expected 17/4/2026
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 350 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 470V NOM 849In Stock
Min.: 1
Mult.: 1

CG2 20 kA 470 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 470V 239In Stock
Min.: 1
Mult.: 1

CG2 20 kA 470 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 470V 819In Stock
Min.: 1
Mult.: 1
Reel: 500

CG2 20 kA 470 V 2 Electrode Axial Failsafe Not Protected 8.1 mm 6.07 mm - 40 C + 90 C Reel, Cut Tape