Retrofitting a legacy hot tub or spa with a discontinued CMP Nexxus pump just got easier. The CMP Nexxus II - 7 Amp 120v Bath Pump Air Switch (27213-070-900) delivers a seamless, high-performance replacement that preserves your spa’s familiar feel while upgrading reliability. This Balboa Water Group pump mirrors the original specifications, ensuring trouble-free operation and straightforward installation.

• Identical specs, upgraded reliability: 110 volts, single-speed, top-discharge design with an approximate 7.5-amp draw. You get the same performance you’re used to, but with improved reliability and long-term durability.
• Integrated air switch relay: Built-in air switch near the top of the unit keeps wiring neat and simplifies control, so you can operate the pump with the air-button tubing without extra hardware.
• Flexible, easy installation: An extra-long, grounded 3-foot cord with a 3-prong NEMA plug fits a wide range of spa electrical layouts, reducing on-site wiring complexity and field modifications.
• Quiet, vibration-dampened build: Rubber pads on the mounting base suppress vibration and noise, delivering a smoother, more relaxing spa experience.
• Ready-to-wire with standard fittings: External-threaded inlet and outlet allow for industry-standard union fittings (unions sold separately), making installation and future service straightforward.
• Safety and compliance: UL and CSA approved with a thermally protected motor to help guard against overheating, promoting dependable operation over time.
• Complete installation hardware included: A locking nut for air-button tubing is included, so you can secure the control line quickly and confidently.

What this means for your spa

Whether you’re retrofitting a retrofit-ready bath pump or upgrading an aging system, this pump delivers dependable jet action and consistent performance. The integrated air switch simplifies wiring, while the top-discharge design aligns with common spa plumbing, minimizing the need for custom adapters. The durable construction and noise-reducing features help keep your spa sessions calm and uninterrupted.

Ideal for

• Spa owners replacing a discontinued CMP Nexxus pump
• Technicians performing spa retrofits where a compact, cost-effective pump with reliable performance is required
• Applications needing a 110V, single-speed bath pump with a built-in air switch

Practical tips for a smooth install

• Plan for standard industry union fittings at both the inlet and outlet to simplify future service swaps.
• Verify the 3-foot cord reaches the nearest grounded outlet to avoid lengthening cords or rewiring on install day.
• Keep a spare locking nut for the air tubing handy during maintenance to ensure a quick, secure setup.
• Because the pump is UL/CSA approved and thermally protected, perform regular maintenance checks to sustain peak performance and longevity.

Choose the CMP Nexxus II - 7 Amp 120v Bath Pump Air Switch for a reliable, retrofit-ready upgrade that preserves your spa’s familiar performance while delivering modern reliability.