Choosing the right mini split electrical box is crucial for a safe and efficient HVAC system installation. This guide covers top products suitable for protecting electrical components and facilitating installation for mini split systems. Below is a summary table highlighting key features of selected products to assist you in your decision.
Product Name | Brand | Key Features |
---|---|---|
Marketair Inc Air Conditioning Mini-Split RBX3-MD-NC RoughInBox | RyMarCool | Protects line set & cables; Ideal for new construction; Saves installation time |
TAUROX Liquid Tight Conduit Wire Power Whip Assembly (6FT) | TAUROX | Flexible non-metallic conduit; PVC resistant to solvents; Easy installation |
AC Disconnect Box Outdoor 60 Amp Waterproof Pull Out Switch | cnaodun | Powder-coated galvanized steel; UL listed; High capacity 60-amp |
Diversitech Mini-Split Electrical Installation Kit | Diversitech | Complete installation kit; Includes disconnect, surge protector, whip and sleeve |
Klimaire 18,000 BTU 19 SEER2 Mini-Split System with Installation Kit | Klimaire | Energy efficient; Includes electrical disconnect box & liquid-tight whip; Whisper-quiet operation |
Marketair Inc Mini-Split RBX3-MD-NC RoughInBox for New Construction

The Marketair Inc Mini-Split RoughInBox is designed to streamline installation by allowing contractors to rough in a wall-mounted mini split during new construction or stud rehab. It protects the line set and cables from damage and shields the drain outlet from debris, preventing potential complications later. This product saves valuable time by enabling early electrical work without waiting for other trades to finish, facilitating a smoother project flow. It is the ideal choice for builders and HVAC pros seeking an efficient way to prepare electrical components in new installations.
TAUROX 1/2-Inch 10 Gauge Liquid Tight Electrical Wire Conduit Kit

This power whip assembly by TAUROX features a flexible, nonmetallic conduit made from two types of PVC, providing excellent resistance to salt water, oils, greases, and acids. This makes it highly durable in outdoor and harsh environments. The 6-foot length and easy hookup design simplify electrical system upgrades and new mini split installations. Its liquid-tight connectors ensure a waterproof seal, protecting wiring from moisture and potential shorts, making it reliable for outdoor AC disconnects and electrical whip applications.
cnaodun Outdoor AC Disconnect Box 60 Amp 120/240V Waterproof

The cnaodun AC Disconnect Box is built with powder-coated galvanized steel, ensuring robustness against harsh weather. It is UL listed for safety and designed with a 60-amp capacity, suitable for heavy electrical loads typical in mini split air conditioners. This pull out switch metal box is a reliable electrical safety disconnect essential for protecting your HVAC system during maintenance or emergencies. Its waterproof construction ensures lasting protection outdoors, maintaining safe operation in all seasons.
Diversitech Mini-Split Electrical Installation Kit with Disconnect & Surge Protector

Diversitech offers a complete electrical kit for mini split and heat pump installations. This kit includes the necessary electrical disconnect, power line whip, through-wall sleeve, drain line adapter, and a 120/240-volt surge protector, covering all essential components for safe and compliant installation. Known for quality and reliability, Diversitech provides HVAC contractors with a trusted solution to streamline mini split setup while ensuring electrical safety and protection against power surges.
Klimaire 18,000 BTU Mini-Split System with Electrical Disconnect Kit

The Klimaire 18,000 BTU mini split system combines high energy efficiency with a comprehensive installation kit that includes an electrical disconnect box and liquid-tight whip. Rated at 19 SEER2, this ductless heat pump offers quiet operation and multiple modes to optimize comfort and energy use. The package supports easy and compliant electrical connections, making it an excellent all-in-one option for homeowners seeking an efficient HVAC solution with embedded electrical infrastructure.
Buying Guide for Mini Split Electrical Boxes
Choosing the correct electrical box and components for your mini split system is critical for safe and effective operation. Consider the following factors:
- Compatibility: Ensure the box and accessories are compatible with your mini split model and meet local electrical codes.
- Material Durability: Outdoor installations benefit from materials like galvanized steel or high-grade PVC that resist weather, corrosion, and physical damage.
- Protection Level: Look for IP ratings or UL listings indicating waterproof, dustproof, and fire-resistant properties to protect electrical connections.
- Capacity: Match amperage ratings (e.g., 60 Amp disconnect) with your HVAC system’s electrical requirements to avoid overloads.
- Ease of Installation: Kits that include all necessary components such as disconnects, surge protectors, conduits, and whip wires simplify setup and reduce installation time.
- Flexibility: Flexible conduit and liquid-tight wiring offer better protection against physical damage and moisture ingress, especially in outdoor environments.
- Brand Reliability: Choose products from recognized HVAC and electrical brands known for compliance and quality assurance.
Evaluating these aspects ensures your mini split electrical components will deliver reliable, efficient performance while safeguarding your home’s electrical system and HVAC equipment.