Balboa Genesis Air Blower – G70‑2NN‑S (700 W, Non‑Heated, Electronic On/Off)
Product Overview
The Genesis G70‑2NN‑S, easily recognizable by its bright blue polypropylene housing, is a 700 W non-heated air blower tailored for whirlpool baths and small to medium hot tubs. It operates with a simple on/off electronic control (no pneumatic or variable speed), and features a rotatable outlet that simplifies installation.
Key Specifications
Feature | Details |
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MPN: | G70‑2NN‑S (also known as GB70‑2NN‑S) |
Power: | 700 W |
Amps: | ~3.0 A |
Voltage / Frequency: | 230–240 V / 50 Hz |
Control Type: | Electronic on/off (single-speed) |
Heating: | Non-heated (draws ambient air) |
Outlet Union: | 1.5″ BSP × 32 mm threaded union, rotatable |
Dimensions: | 276 × 175 × 180 mm |
Air Flow / Head Pressure: | ~2,000 L/min at 2.1 m head |
Cord: | 1 m cable, bare-end wiring |
Variable Speed: | Compatible with external speed controllers |
Features & Installation Tips
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Rotatable outlet & union allow flexible plumbing alignment, minimizing setup hassle.
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Despite lacking internal heating, the blower benefits from ambient heat when placed near pumps or heaters.
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Check-valve installation strongly advised to prevent water ingress and reduce gurgling noises.
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Easily controlled via electrical spa packs or simple switches thanks to its on/off design.
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Suitable for domestic use, delivering robust airflow compatible with up to ~15 jets.
Typical Use Cases
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Designed for whirlpool baths and small-to-medium hot tubs, ideal for units needing strong, steady airflow.
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A powerful upgrade option for spa setups that don’t require heated air or variable speeds.
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For heated or variable-speed preferences, consider the G70‑2HN‑S (electronic heated) or G70‑2VH‑S (heated variable speed).
Summary
The HydroAir Genesis G70‑2NN‑S is a durable, high-performance 700 W non-heated blower, ideal for enhancing bubble action in whirlpool baths and modest hot tubs. With reliable airflow, easy plumbing via a rotatable union, and simple on/off functionality, it’s a straightforward replacement or upgrade. If you’re interested in heated air or variable-speed controls, other models in the Genesis range might better suit your needs.