America's Authorized Eberspaecher Dealer

COMFORTABLE TEMPERATURE. WHEREVER YOU GO, WHATEVER YOU'RE IN.

EsparParts  |  SKU: 25.3040.89.0600

Water Pump Adapter Cable HL2-HL3

Regular price $38.27

Delivery and Shipping

Products ship in 1-2 business days.

Water Pump Adapter Cable — Hydronic L-II to L3 (HL2–HL3)

Upgrading from an Espar / Eberspaecher Hydronic L-II (LII) heater to the newer Hydronic L3 generation? This new, genuine OEM adapter cable is required to connect the Hydronic L3 heater to your existing Hydronic L-II water pump harness — making the upgrade straightforward without rewiring your entire system.

Key Details

  • Part Number: 25.3040.89.0600
  • Compatibility: Connects Hydronic L3 heater to Hydronic L-II (LII) water pump harness
  • Country of Origin: Germany

When Do You Need This?

This adapter cable is required when replacing a Hydronic L-II (LII) heater with a new generation Hydronic L3 unit. It bridges the connector difference between the two generations, preserving your existing wiring harness investment.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.