Balboa Genesis Air Blower – G90‑2NN‑S (900 W, Non‑Heated, Electronic On/Off)
Product Overview
The Genesis G90‑2NN‑S is a powerful 900 W non-heated air blower, housed in HydroAir/Balboa’s signature durable blue casing. Designed for medium-to-large whirlpool baths and hot tubs, this blower uses electronic on/off control (requires external control panel) and withdraws ambient air without an internal heating element.
Key Specifications
Feature | Details |
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Model Number (MPN): | G90‑2NN‑S (also GB90‑2NN‑S) |
Power Output: | 900 W (approx. 1.21 HP) |
Voltage / Frequency: | 230–240 V / 50 Hz |
Current Draw: | ~3.9 A |
Control Method: | Electronic on/off; needs external spa controller |
Heating Capability: | Non-heated – draws warm air from surroundings |
Variable Speed Compatibility: | Yes, works with external speed controls |
Outlet Connection: | Rotatable 1½″ BSP union with 32 mm tail-piece included |
Dimensions: | ~280 × 190 × 180 mm |
Air Flow / Head Pressure: | Delivers airflow for approximately 8–15 jets; pressure head ~2.1 m |
Cord & Wiring: | 1 m bare-end cable included |
IP Rating: | IPX5 water-resistant housing |
Features & Practical Info
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Ambient Air Draw: Even without heating, it comfortably pulls in warm air when placed near the spa’s heater or pump, avoiding cold drafts.
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On/Off Control: Seamlessly integrates with electronic spa systems—great for manual or programmable control interfaces.
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Variable Speed-Ready: Compatible with external regulators for customized bubble intensity.
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Rotatable Outlet Union: Simplifies installation in tight spaces or tricky plumbing setups.
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Check‑Valve Usage: Installing a 32 mm check valve is strongly recommended to prevent water ingress and eliminate gurgling sounds.
Ideal Applications
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Medium to large hot tubs requiring strong bubble output (8–15 jets).
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Suitable as a high-power upgrade or replacement in electronic spa control systems.
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Especially useful for owners who want variable speed without internal modifications.
Summary
The HydroAir Genesis G90‑2NN‑S is a robust and reliable 900 W non-heated blower, perfect for enhancing bubble action in medium to large hot tubs. With electronic on/off control, optional variable-speed capability, and flexible plumbing features, it’s ideal for modern spa setups looking to make a powerful yet simple upgrade.