Yes, contributions to the self-directed solo 401k where you are using E-TRADE to hold the funds under their brokerage account platform may be made electronically. Following are the instructions found on their website: https://us.etrade.com/what-we-offer/our-accounts/fund-my-account#tab_1
Transfer Money
Transfer Money is a free online service that allows you to move money between your E*TRADE and/or Morgan Stanley Private Bank accounts and from outside financial institutions. It’s easy, convenient, and 100 percent protected by our exclusive E*TRADE Complete Protection Guarantee.
- Select the appropriate accounts from the From and To menus and enter your transfer amount.
- Enter the date you want the transfer to occur in the Date field.
- Select how often you want your transfer to occur from the Repeat this transfer? dropdown, click on Preview transfer, and then Confirm.
