Your fall top sellers are here. Check out what’s trending this season. Shop Now >

Link to Lowe's Home Improvement Home Page

Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

Grape Solar Zenith 40-Amp Charge Controller

Compatible with 12 and 24-Volt battery banks
Monitor your system with in depth LCD display or remote monitoring
Includes temperature sensor and remote monitoring antenna

Best Price. Guaranteed

Find a lower price on an exact item? We'll match it. Some exclusions apply.

FREE Returns

Return it in store or ship it back for free. Eligibility rules apply.

Pay Your Way

Credit card, PayPal or Buy Now, Pay Later options available at checkout. Your choice.

The Grape Solar 40 Amp ZENITH MPPT Solar Charge Controller keeps batteries regulated and prevents them from overcharging. Maximum Power Point Tracking charge controllers utilize an advanced charging algorithm to maximize charging efficiency. Use of an MPPT charge controller can result in 15-20% higher efficiency than a PWM style controller.

Compatible with 12 and 24-Volt battery banks
Monitor your system with in depth LCD display or remote monitoring
Includes temperature sensor and remote monitoring antenna
Works with higher voltage panels, or series strings of 12V panels