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.

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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Termination Style
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Bourns Board Mount Surge Protectors Dual Unidirectional TBU Device
Datasheet
9,041In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 850 V 600 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Dual Unidirectional TBU Device
Datasheet
8,234In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 300 V 100 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors 200mA 850Vimp
Datasheet
Product Comments
984In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT 850 V 200 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors 100mA 850Vimp
Datasheet
Product Comments
22,254In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT 850 V 100 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
23,731In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 650 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
16,933In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 650 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
42,086In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 850 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
2,536In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 400 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
3,237In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 400 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors 240mA 40Vimp
Datasheet
Product Comments
7,191In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT 40 V 240 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
8,661In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 250 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
5,938In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 250 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
4,437In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 250 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
5,604In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 400 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
7,303In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 400 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
2,319In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 500 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
6,663In Stock
9,000Expected 10/6/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 500 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
4,020In Stock
6,000Expected 12/22/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 500 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
5,700In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 500 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
2,520In Stock
81,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 650 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
9,526In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 850 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
2,851In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 850 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Dual Unidirectional TBU Device
Datasheet
2,390In Stock
9,000Expected 3/29/2027
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 650 V 400 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Dual Unidirectional TBU Device
Datasheet
6,046In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 850 V 400 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
Datasheet
787In Stock
6,000Expected 9/2/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN 250 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel