TBU® Circuit Protection Devices

Bourns TBU® Circuit Protection Devices block transients in nanoseconds through a current-disconnecting mechanism instead of diverting or shunting the surge to ground. These high-speed surge protection components are designed to protect against faults caused by short circuits, AC power cross, induction, and lightning surges. Bourns TBU Circuit Protection Devices are resettable for full functionality after multiple fault events and ideal for telecommunications, industrial, and data communications systems.

Results: 43
Select Image Part # Mfr. Description Datasheet Availability Pricing (INR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Termination Style Package/Case Voltage Rating Current Rating Minimum Operating Temperature Maximum Operating Temperature Packaging
Bourns Board Mount Surge Protectors 100mA 850Vimp
This item may require additional import fees and documentation. Customs delays may also occur.
23,320In Stock
Cut Tape
₹227.39
₹197.77
₹136.62
₹110.83
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
14,440In Stock
Cut Tape
₹171.02
₹114.65
₹96.50
₹88.66
Reel
₹83.31
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 Dual Unidirectional TBU Device
This item may require additional import fees and documentation. Customs delays may also occur.
8,154In Stock
Cut Tape
₹220.70
₹192.99
₹133.76
₹107.96
Reel
₹83.50
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 Dual 50ohm TBU Devce Bi-directional
This item may require additional import fees and documentation. Customs delays may also occur.
5,601In Stock
Cut Tape
₹191.08
₹171.97
₹118.47
₹95.06
Reel
₹80.16
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 200mA 850Vimp
This item may require additional import fees and documentation. Customs delays may also occur.
834In Stock
Cut Tape
₹171.02
₹127.07
₹107.00
₹103.18
₹101.27
Reel
₹94.20
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 Dual Unidirectional TBU Device
This item may require additional import fees and documentation. Customs delays may also occur.
1,304In Stock
Cut Tape
₹232.16
₹180.57
₹133.76
₹107.96
₹101.27
Reel
₹95.06
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 850 V 200 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
17,980In Stock
24,000Expected 22-02-2027
Cut Tape
₹199.68
₹165.28
₹123.25
₹99.36
Reel
₹88.57
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 250 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
21,444In Stock
42,000Expected 15-02-2027
Cut Tape
₹207.32
₹178.66
₹118.47
₹99.36
Reel
₹85.89
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
This item may require additional import fees and documentation. Customs delays may also occur.
33,130In Stock
39,000Expected 26-05-2027
Cut Tape
₹229.30
₹178.66
₹123.25
₹99.36
₹92.29
Reel
₹90.76
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 650 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
40,473In Stock
Cut Tape
₹218.79
₹165.28
₹117.51
₹99.36
₹87.80
Reel
₹85.60
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 240mA 40Vimp
This item may require additional import fees and documentation. Customs delays may also occur.
5,363In Stock
Cut Tape
₹153.82
₹118.47
₹88.47
₹67.07
₹59.23
Reel
₹58.76
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
This item may require additional import fees and documentation. Customs delays may also occur.
4,658In Stock
Cut Tape
₹157.64
₹114.65
₹96.50
₹92.01
₹87.71
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
5,994In Stock
Cut Tape
₹199.68
₹165.28
₹113.69
₹98.41
₹87.13
Reel
₹85.60
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 250 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
3,507In Stock
Cut Tape
₹213.05
₹165.28
₹123.25
₹99.36
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
4,704In Stock
Cut Tape
₹223.56
₹178.66
₹123.25
₹99.36
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
2,431In Stock
Cut Tape
₹171.02
₹114.65
₹96.50
₹92.01
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
2,957In Stock
Cut Tape
₹171.02
₹114.65
₹96.50
₹92.01
₹87.04
Reel
₹85.60
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 Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
3,953In Stock
12,000Expected 23-11-2026
Cut Tape
₹229.30
₹178.66
₹120.38
₹99.36
₹89.81
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
1,943In Stock
6,000Expected 16-03-2027
Cut Tape
₹229.30
₹178.66
₹117.51
₹99.36
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
3,968In Stock
6,000Expected 26-01-2027
Cut Tape
₹229.30
₹178.66
₹123.25
₹99.36
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
13,671In Stock
Cut Tape
₹199.68
₹165.28
₹123.25
₹99.36
₹90.76
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
3,915In Stock
Cut Tape
₹181.53
₹121.34
₹102.23
₹98.41
Reel
₹90.67
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 500 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
This item may require additional import fees and documentation. Customs delays may also occur.
3,296In Stock
39,000On Order
Cut Tape
₹199.68
₹165.28
₹113.69
₹98.41
₹87.13
Reel
₹85.60
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
This item may require additional import fees and documentation. Customs delays may also occur.
2,094In Stock
6,000Expected 23-11-2026
Cut Tape
₹199.68
₹169.11
₹123.25
₹99.36
Reel
₹88.37
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
This item may require additional import fees and documentation. Customs delays may also occur.
2,075In Stock
9,000Expected 01-03-2027
Cut Tape
₹187.26
₹126.11
₹106.05
Reel
₹95.06
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN 650 V 400 mA - 40 C + 85 C Reel, Cut Tape, MouseReel