Light kits for LEGO Harry Potter Hogwarts sets: coverage and price check

Four castle sets checked here

This guide checks four castle sets that carry the Hogwarts Castle name. It is not a full list of Hogwarts sets, and kits are made for one set number each. Brickset lists Hogwarts Castle 71043 at 6,020 pieces, $469.99 and 58 x 69 x 43 cm. It lists Hogwarts Castle and Grounds 76419 at 2,660 pieces, $169.99 and 21 x 35 x 25 cm. [1][2]

Hogwarts Castle: The Great Hall 76435 has 1,732 pieces, a $199.99 RRP and a 40 x 44 x 21 cm model, with Brickset giving a 31 July 2026 exit date. Hogwarts Castle: The Main Tower 76454 has 2,135 pieces, a $259.99 RRP and a 67 x 36 x 14 cm model. [3][4]

Lightailing's FAQ says most of its kits are designed for one particular set and should be used with the set number on the product page. [5] A kit for The Great Hall 76435 will not fit the 71043 castle's great hall, even though the names overlap.

Kit coverage and listed prices

Both stores listed kits for all four sets on 30 October 2026. For 76419, Lightailing listed a static kit and a separate remote kit. BRKOX had one listing per set, with versions. [6][7][8][9][10][11][12][13][14]

One BRKOX listing looked odd. For The Great Hall 76435, the Classic Version showed $89.00 and the RC Version $66.50, so the remote version was cheaper. [12] Confirm the price in the cart before you rely on it.

The 71043 kits are the expensive ones because the castle is large: $104.00 for the BRKOX RC Version, $124.00 for RC Sound, and $159.99 for Lightailing's BriksMax RGB kit. [10][6]

Power: how many sockets a castle needs

BRKOX says its 71043 kit is USB-powered and connects to a USB adapter, power bank or computer. Its 76419 listing says the same, and both say the power adapter is not included. [10][11] Neither listing says how many USB leads the kit ends in, or whether a large castle splits into more than one powered section.

Lightailing's FAQ says power varies by kit (USB, battery box or both), that batteries are not included, and that you should not use an incompatible or higher-voltage source. [5] The Hogwarts product pages we read did not state the power type in their text. [6][7][8]

For planning, count at least one free USB socket, or one battery box, per kit, and ask the store before ordering if the castle will sit far from a socket. If you are lighting 76435 and 76454 side by side, that means at least two power points, and possibly more, until the store confirms otherwise. Our power-options guide covers the trade-offs.

Checking the kit matches your set

Use this sequence before paying:

• Read the five-digit number on your set's box or instructions: 71043, 76419, 76435 or 76454.
• Find that exact number in the kit title, not just the words Hogwarts Castle.
• Compare the kit photos with your build, especially whether lights are shown in towers or rooms you own.
• Note the version (static, remote, RGB, sound) and confirm the price in the cart.
• Check the power line: USB with no adapter included, or a battery box without batteries.
• If you bought a modified or expanded build, ask the store before ordering; kits are made for the stock set.

Who each option fits

If you own 76419 and want a first lit castle, its kits are the cheapest of the four, from $24.04 static to $48.50 for BRKOX RC. [7][8][11] If you own 71043, plan for $104.00 or more and a long install; Brickset puts the castle at 6,020 pieces. [10][1]

If you own the Great Hall and Main Tower sets, buy a kit for each set number. Our set-match guide explains how to check a listing when names overlap.

Sources & verification

Product details and prices can change. Check the linked provider before buying.

1. Brickset: Hogwarts Castle 71043 Accessed 30 Oct 2026
2. Brickset: Hogwarts Castle and Grounds 76419 Accessed 30 Oct 2026
3. Brickset: Hogwarts Castle: The Great Hall 76435 Accessed 30 Oct 2026
4. Brickset: Hogwarts Castle: The Main Tower 76454 Accessed 30 Oct 2026
5. Lightailing FAQ Accessed 30 Oct 2026
6. Lightailing BriksMax RGB light kit for Hogwarts Castle 71043 Accessed 30 Oct 2026
7. Lightailing Blue & Warm Glow light kit for Hogwarts Castle and Grounds 76419 Accessed 30 Oct 2026
8. Lightailing remote light kit for Hogwarts Castle and Grounds 76419 Accessed 30 Oct 2026
9. Lightailing BriksMax light kit for Hogwarts Castle: The Great Hall 76435 Accessed 30 Oct 2026
10. BRKOX light kit for Hogwarts Castle 71043 Accessed 30 Oct 2026
11. BRKOX light kit for Hogwarts Castle and Grounds 76419 Accessed 30 Oct 2026
12. BRKOX light kit for Hogwarts Castle: The Great Hall 76435 Accessed 30 Oct 2026
13. BRKOX light kit for Hogwarts Castle: The Main Tower 76454 Accessed 30 Oct 2026
14. Lightailing light kit for Hogwarts Castle: The Main Tower 76454 Accessed 30 Oct 2026