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6.6FT RS485 Parallel Charge Connection Cable for 20A/40A/60A MPPT Controllers

SKU: HCPHCCPC-US
$19.99

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Shipping, Returns & Refunds Policy

Shipping

  • Free standard ground shipping on orders $49.99+ (before tax).
  • Orders below $49.99 are charged a $5 flat shipping fee.
  • Free shipping applies within the contiguous United States only.
  • Oversized, heavy, or restricted items may be excluded (noted on product page).
  • Orders are processed within 1–3 business days (excluding weekends and holidays).
  • Estimated delivery time is 2–7 business days after shipment.
  • Orders may ship in multiple packages, each with its own tracking number.
  • A valid street address is required; some items cannot be delivered to PO Boxes.
  • Shipments cannot be rerouted once shipped.
  • Shipping to Alaska and Hawaii is available with surcharges.
  • International shipping availability varies by location; customers are responsible for customs clearance and duties.

Order Cancellation

  • Orders can be canceled within 4 hours of placement, before shipping begins.
  • Once shipped, cancellation or interception cannot be guaranteed.

Returns

  • Return requests must be submitted within 30 days of delivery.
  • Items must be unused, undamaged, unmodified, and returned in original packaging.
  • A Return Merchandise Authorization (RMA) is required before returning any item.
  • Modified products are not eligible for return.

Return Shipping Costs

  • HQST covers return shipping only if the product was damaged during shipping, defective, or an incorrect item was delivered.
  • For all other reasons, return shipping costs are the customer’s responsibility.

Refunds

  • Refunds are issued within 7–10 business days after inspection.
  • Refunds are processed to the original payment method.
  • Damage caused by improper installation or handling is not eligible for refund.

Replacements

  • Shipping or manufacturing damage must be reported within 30 days, with supporting photos.
  • Replacement items ship via standard shipping only and cannot be expedited.
  • Replacements can only be shipped to the original country of purchase.

Third-Party Purchases

  • Orders placed through third-party sellers are subject to the seller’s return policy.
  • HQST provides warranty replacements only for eligible third-party purchases.

Contact

For shipping, returns, refunds, or replacements, contact:
sales@myhqsolar.com

OVERVIEW

Use this RS485 parallel charge connection cable to connect two HQST MPPT charge controllers together to increase the charging current of a single battery bank, without upgrading to a completely new higher power controller. A perfectly cost-effective solution for using your existing panel systems and controllers.  

Key Features

Increase Charging Current
Use this RS485 parallel charging connection cable to wire two HQST MPPT controllers together to dramatically increase the charging current of a single battery bank. Fully charge your battery bank quickly. 

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Cost-effective Solution
Use your existing HQST MPPT charge controller and solar panel system to work together with a new MPPT controller and new panel system. No need to upgrade the entire solar panel system and controller for higher power use, which can lower your costs.

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Works with HQST MPPT Controllers
This RS485 parallel charge connection cable ONLY works with the HQST MPPT controller with Bluetooth series, including the 20A, 40A, and 60A charge controllers. You can combine 20A+20A, 20A+40A, 20A+60A, 40A+40A, 40A+60A, and 60A+60A. It's NOT compatible with other brands' controllers. 

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Easy to Use
Connect this cable to your controller's RS485 port. Press and hold the SET and DOWN keys on your controller, then select to turn on the parallel function (which is OFF by default). When you want to use two controllers separately, simply turn off the function and unplug the cable.  

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Durable and Useful
Made of a flexible but strong PVC jacket, this 2 m/6.6 ft RS485 parallel charge connection cable provides an easy wiring experience and endures over time.

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6.6FT RS485 Parallel Charge Connection Cable for MPPT Controllers

Package Includes

1 x 2 m/6.6 ft RS485 Parallel Charge Connection Cable
 

HQST 6.6ft RS485 Parallel Charge Connection Cable for MPPT Controllers 

  • Connector: RS485 Port

  • Length: 2 m/6.6 ft;

  • Material: PVC Jacket

  • Compatibility: HQST 20A, 40A, 60A MPPT Controllers with Bluetooth

 

Warranty Information

  • 1-year material warranty

1.Can I use this cable to connect other brand's controller that also has an RS485 port?
 

No, this cable is only compatible with HQST MPPT Controller with Bluetooth series. This series controller supports the parallel charging function.

2. Do I need to connect two HQST controllers with the same rated current, such as two 20A controllers?
 
You can connect two controllers with different rated current, such as 20A + 40A, 20A + 60A, and 40A + 60A.
If you have further questions, please feel free to contact us .