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: 2,213
Select Image Part # Mfr. Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity. Qty. RoHS

Bourns ESD Protection Diodes / TVS Diodes 18V 400W UniDir 1,500In Stock
10,000Expected 2026-05-08
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 200V 400W UniDir 15,559In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 20V 400W BiDir 178In Stock
10,000Expected 2026-08-17
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 220V 400W UniDir 9,945In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 250V 400W UniDir 4,590In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 250V 400W BiDir 4,810In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 30V 400W UniDir 3,453In Stock
10,000Expected 2026-07-23
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 30V 400W BiDir 1,568In Stock
10,000Expected 2026-04-22
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 33V 400W UniDir 5,990In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 33V 400W BiDir 5,635In Stock
10,000Expected 2026-04-20
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 350V 400W BiDir 1,406In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 36V 400W UniDir 10,163In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 39V 400W UniDir 9,398In Stock
10,000Expected 2026-04-22
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 39V 400W BiDir 10,086In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 43V 400W BiDir 3,958In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 47V 400W UniDir 304In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 51V 400W BiDir 6,980In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 530V 400W UniDir 4,165In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 6.8V 400W UniDir 9,327In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 6.8V 400W BiDir 6,949In Stock
10,000Expected 2026-08-20
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 21V 400W UniDir 8,227In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Bourns ESD Protection Diodes / TVS Diodes 68V 400W UniDir 900In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 75V 400W BiDir 5,460In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 82V 400W UniDir 4,900In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bourns ESD Protection Diodes / TVS Diodes 10V 600W BiDir 10,040In Stock
Min.: 1
Mult.: 1
Reel: 3,000