LEGO 42201 Deep-Sea Research Submarine Instructions

Technic • 2025

Instruction videos

LEGO 42201 set details

Set number	42201
Theme	Technic
Year	2025
Pieces	413
Model dimensions	6 in. (15 cm) high, 9.5 in. (25 cm) long and 6 in. (15 cm) wide
Release date	1 January 2025
UK MSRP	£34.99
US MSRP	$39.99
EU MSRP	€39.99

Set overview

LEGO 42201 Deep-Sea Research Submarine is a 413-piece LEGO Technic set released in 2025.

This page includes one step-by-step instruction video for building Deep-Sea Research Submarine.

Notable features

a detailed cockpit

Official LEGO building instructions

Open the official LEGO instruction page to select and download the available PDF manual books.

VIEW OFFICIAL LEGO MANUALS