Gas Discharge Tube for RS-485 Ports

Bourns Gas Discharge Tube (GDT) for RS-485 Ports is designed to meet industry standards on RS-485 port interfaces and to provide circuit protection in noisy and harsh electrical environments. For exposed lines that may see large and fast surges and where failure is not acceptable, a three-stage Bourns protection system is recommended.

Results: 35
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Termination Style Package/Case Clamping Voltage Minimum Operating Temperature Maximum Operating Temperature Qualification Packaging
Bourns Varistors Chip Guard 0603 12 Volts 8.112In Stock
Min.: 1
Mult.: 1
: 5.000

MLC SMD/SMT 0603 (1608 metric) 25 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Bourns Varistors CHIP GUARD 3.909In Stock
10.000Expected 11/5/2026
Min.: 1
Mult.: 1
: 5.000

MLC SMD/SMT 0603 (1608 metric) 25 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Bourns Varistors CHIP GUARD 3.3VOLT LOW LEAKAGE 3.572In Stock
10.000Expected 11/9/2026
Min.: 1
Mult.: 1
: 5.000

MLC SMD/SMT 0603 (1608 metric) 25 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Bourns Varistors 5.5VDC 10% 0201 33pF 15.680In Stock
30.000Expected 11/18/2026
Min.: 1
Mult.: 1
: 15.000

MLA SMD/SMT 0201 (0603 metric) 28 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Varistors Chip Guard 0402 12 Volt AEC-Q200 5.265In Stock
30.000Expected 11/19/2026
Min.: 1
Mult.: 1
: 10.000

CGA-MLC SMD/SMT 0402 (1005 metric) 30 V - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Bourns Varistors Chip Guard 0603 5 Volt AEC-Q200 8.107In Stock
15.000Expected 12/14/2026
Min.: 1
Mult.: 1
: 5.000

CGA-MLC SMD/SMT 0603 (1608 metric) 30 V - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Bourns Varistors Chip Guard 0603 12 Volt AEC-Q200 4.015In Stock
10.000Expected 11/26/2026
Min.: 1
Mult.: 1
: 5.000

CGA-MLC SMD/SMT 0603 (1608 metric) 30 V - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Bourns Varistors CHIP GUARD 12VOLT
19.982Expected 12/24/2026
Min.: 1
Mult.: 1
: 5.000

MLU SMD/SMT 0603 (1608 metric) 25 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Bourns Varistors Chip Guard 0402 5 Volt AEC-Q200
87.062On Order
Min.: 1
Mult.: 1
: 10.000

CGA-MLC SMD/SMT 0402 (1005 metric) 30 V - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Bourns Varistors Chip Guard 0402 3.3 Volts Non-Stocked Lead-Time 12 Weeks
Min.: 30.000
Mult.: 10.000
: 10.000

MLC SMD/SMT 0402 (1005 metric) 25 V - 40 C + 125 C Reel