1/4 x 3/8 inch vinyl air pipe (per metre) 
Balboa Genesis Air Blower – G50-2NN‑S (500 W, Non‑Heated, Electronic On/Off)
£291.80 Inc VAT
3 in stock
Balboa Genesis Air Blower – G50-2NN‑S (500 W, Non‑Heated)
Overview
The Genesis G50‑2NN‑S blower, easily recognized by its distinctive blue casing, is a popular choice for whirlpool baths and small hot tubs. It’s designed for non-heated air applications and is powered electronically—controlled via spa pack or mains switch, with on/off only, no internal heating element or pneumatic switch.
Key Specifications
| Feature | Details |
|---|---|
| Model Number (MPN): | G50‑2NN‑S (also referred to as GB50‑2NN‑S) |
| Power: | 500 W |
| Voltage / Frequency: | 230 V / 50 Hz |
| Current Draw: | ~2.2 A |
| Operating Speed: | Single-speed |
| Heating: | Non-heated type (NN = Non Heated) |
| Switch Type: | Electrically controlled – no pneumatic switch |
| Outlet Connection: | 1.5″ BSP threaded union, with included 32 mm tail-piece; rotatable discharge |
| Dimensions (L×W×H): | ~276 × 175 × 180 mm (Parts4Tubs lists 280×190×180 mm) |
| Air Flow / Head Pressure: | ~1800 L/min at 1.8 m head |
| Cord & Plug: | 1 m cable, bare-end wiring |
| Old Part Number: | GB50‑2NN‑S |
| Usage Rating: | Domestic use |
| Variable Speed Capable: | Can be controlled with external speed controller |
Installation & Maintenance Tips
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The rotatable outlet and universal 1.5″ BSP union allow flexible placement and easy plumbing.
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While non-heated, if positioned near pumps or heaters, the blower can still draw warm air, improving comfort
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Ensure you order the single-cable, non-heated version—it lacks internal PCB and isn’t compatible with multi-cable models
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Check-valve strongly recommended to prevent water backflow and noise—typical 32 mm size.
Typical Uses
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Ideal for whirlpool baths and small hot tubs.
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Delivers strong air bubbles, supporting 5–8 jets
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When choosing upgrades, consider 700 W for medium tubs, 900 W for larger tubs, and 1200 W for pool-grade applications
Summary
The HydroAir Genesis G50‑2NN‑S is a robust, reliable, and easy-to-install 500 W non‑heated air blower, ideal for enhancing small whirlpool baths and hot tubs. Its durable construction, rotatable outlet, and universal fittings make installation smooth, while positive reviews attest to fast shipping and good support.
Document
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