What is the primary advantage of a 4000V VRRM rating in an industrial application?

It provides a substantial safety margin against voltage transients on medium-voltage AC lines (e.g., 690V, 1000V), preventing rectifier failure during common grid disturbances.

What defines the PWB130AA40's core capability?

Its 4000V blocking voltage specifically designed for medium-voltage rectification.

Is a negative gate voltage required for this diode module?

No. The PWB130AA40 is a diode bridge and does not have a gate terminal. It consists of uncontrollable rectifiers that conduct when forward-biased.

How does its isolation enhance system safety?

The 3000V isolation voltage allows the module's baseplate to be directly mounted to a grounded heatsink, preventing high voltage from appearing on exposed metal surfaces.

PWB130AA40 SanRex 400V 130A Three Phase Diode Bridge Module

PWB130AA40 Diode Module In-stock / SanRex: 400V, 130A three phase bridge rectifier. 90-day warranty, DC power supplies. Global fast shipping. Get quote.

· Categories: Diode Module

· Manufacturer: SanRex

· Price: US$ 25 In-Stock Offer

· Date Code: Please Verify on Quote

. Available Qty: 105

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Content last revised on June 30, 2026

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