2056-42-B2LF is available for purchase but is not normally stocked.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
2056-42-B2LF | |
|---|---|
DigiKey Part Number | 2056-42-B2LF-ND |
Manufacturer | |
Manufacturer Part Number | 2056-42-B2LF |
Description | GDT 420V 5KA 3 POLE THROUGH HOLE |
Manufacturer Standard Lead Time | 13 Weeks |
Customer Reference | |
Detailed Description | Gas Discharge Tube 420 V 5000A (5kA) ±20% 3 Pole Through Hole |
Datasheet | Datasheet |
EDA/CAD Models | 2056-42-B2LF Models |
Product Attributes
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Category | Tolerance ±20% |
Manufacturer Bourns Inc. | Number of Poles 3 |
Series | Fail Short No |
Packaging Tray | Mounting Type Through Hole |
Part Status Active | Package / Case Axial Cylinder, 3 Lead (Radial Bend) |
Voltage - DC Spark Over (Nom) 420 V | Base Product Number |
Impulse Discharge Current (8/20µs) 5000A (5kA) |
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Substitutes (2)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| 2056-42-B3LF | Bourns Inc. | 0 | 2056-42-B3LF-ND | $0.76538 | Parametric Equivalent |
| GTCA35-421M-R05 | Littelfuse Inc. | 0 | GTCA35-421M-R05-ND | $2.78000 | Parametric Equivalent |
Available To Order
Check Lead Time
This product is not kept in stock at DigiKey. The lead time shown will apply to the manufacturer’s shipment to DigiKey. Upon receiving the product, DigiKey will ship to fill open orders.
Quantity
All prices are in USD
Tray
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 4,000 | $0.76538 | $3,061.52 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.

