The first product is a five-year fixed rate deal at 6.54% with a £999 arrangement fee offered to advisers with Connells Group and appointed representatives with Legal & General.
RBSIP is also launching another five-year fixed rate product to be shared across all mortgage clubs for directly authorised brokers.
The rate is 6.69% with a maximum loan size of £150,000 with a £299 arrangement fee.
Directly authorised brokers will also be able to access a NatWest two-year fixed rate buy-to-let remortgage deal at 5.95% with a maximum LTV of 75% and a £1599 arrangement fee.
The buy-to-let deal will also be shared across all DA mortgage clubs.