You can send a request for quote for p/n B3990 to Power Air Consulting using powerairconsulting.com. This part is manufactured by Spellman High Voltage Electric. The description of it is Transformer Pulse. The national stock number associated with this part is 5950010729924. This part belongs to part family. An associate from Power Air Consulting will respond within 15 minutes to your query. It is our pleasure to help you with B3990 part requirements.