Waterway NEO 2100 Spa Control System with 5.5 kW Heater and NEO 2100 Topside
Waterway NEO 2100 spa control system with a 5.5 kW heater and the NEO 2100 topside control. Part number 777-WW99004.
Specifications
- Kit includes: NEO 2100 control pack, 5.5 kW stainless steel heater with Electronic Thermal Sensing (ETS), NEO 2100 8-button topside with 1.8" color LCD
- Runs up to two 2-speed pumps, a blower, an ozonator, an AV port and a light
- Expandable with NEO daughter boards (DB-1 / DB-2)
- Each circuit convertible 120V / 240V; convertible 60 Hz / 50 Hz
- Wi-Fi and Bluetooth ready, real-time clock
- Menus in English, French, Spanish, German and Italian
Waterway NEO parts: NEO 1100 6-button topside | NEO 1100 7-button topside | All Waterway spa controls
*Manufacturer reserves the right to make production changes. Actual product received may vary slightly in appearance but the function remains the same.
✅ Not Sure It Fits? Verify Before Ordering
Hot tub part compatibility can vary by spa brand, model, year, serial number, control system, and part revision.
To help us identify the correct replacement part, please send clear photos of:
- Your existing part label or sticker
- Your spa serial number sticker
- The equipment area or installation location (if accessible)
EZ Hot Tub Parts can help confirm fitment before you order and help reduce costly returns.
Helpful photos: serial number sticker, equipment labels, full equipment view, and any damaged or leaking parts.
Match the Waterway part number 777-WW99004 on your old part or control box label. Not sure? Send photos of the part and the control box label through the fit-check form above and we will confirm before you order.
Yes — control system orders include phone help from our techs during the install.
In-stock items ship from our Waterway parts distributor, usually within 1–2 business days. Orders over $99 ship free in the lower 48.
777-WW99004 777WW99004 WW99004 waterway neo waterway neo 2100 spa control system with 5.5 kw heater and neo 2100 topside
Reviews
There are no reviews yet.