Quad 405 replacement transistors

This is the complete list. The original Quad transistor is in Italics our preferred alternative(s) are in Bold.

Click on the hyperlink to see the Datasheet or to buy the transistor in the Dada Electronics Webshop.

• TR1: BC214C - BC559C BC560C BC415C
• TR2: ZTX304 - BCX32 BC682 BC546B MPSA06 2N5551
• TR3/TR4: ZTX504 - BC556B
• TR5/TR6: BC214C - BC560C BC415C BC559C
• TR7/TR8: 40872 - 2SA740 BD242C 2N6134 TIP42C BDX78
• TR9/TR10: 17556 - 2SD424 2SD676 2N3773 MJ15003
• The Bridge-diode can be replaced by KBPC3504

All other Quad 405 replacement components are available in the Dada Electronics Webshop as well, or send an e-mail to info@dadaelectronics.eu.