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Aqua-Hot electrical parts featuring factory components including wiring, connectors, and other OEM parts for heating systems.

Aqua-Hot Electrical Parts | Wiring Harnesses, Relays & Controllers

OEM Electrical Parts for Aqua-Hot Heating Systems

Keep your Aqua-Hot or Hydro-Hot hydronic heating system running reliably with genuine OEM electrical components. This collection includes everything from wiring harnesses and relays to sensors, thermostats, and control boards — all designed to meet Aqua-Hot factory specifications.

Using authentic electrical parts ensures safe operation, accurate diagnostics, and long-term performance for your RV heating system. Whether you’re troubleshooting a control fault or replacing an aging harness, our components deliver the quality and compatibility you expect.

OEM Aqua-Hot electrical parts for all major heater models
⚙️ Includes wiring harnesses, control boards, thermostats, and relays
🔌 Ensures proper voltage, signal, and system communication
🚐 Perfect for RVs, coaches, and hydronic heating repairs
🧰 Tested to meet Aqua-Hot factory performance standards

Browse by model or use filters to find compatible parts for your system. Each product page includes part numbers, wiring details, and compatibility notes to make identifying replacements simple and accurate.

A pressure switch with a .15 WC rating, featuring a compact design and electrical connections.
Save $2.70
$89.97
$87.27

Fan Validation Pressure Switch .15 WC ELX-375-010

The ELX-375-010 is a fan validation pressure switch rated at 0.15" WC that monitors combustion fan operation in hydronic heating systems. This safe...

View full details
$89.97
$87.27
Save $2.70
Black 12V LED rocker switch with a 44x22 mm cutout and four terminals.
Save $0.58
$19.23
$18.65
Save $0.58
120V 1500 watt electric heating element with metal coil and ceramic base visible
$649.99
Aqua-Hot 12-foot B-plug electrical harness with black connectors and wiring.
$83.85
Interlock Switch ELX-000-051 with a compact design and multiple connection points.
Save $0.57
$19.10
$18.53
Save $0.57
Electromechanical relay retrofit kit with mounting hardware and wiring components visible.
$94.30
$3.50
AH CONS plastic Romex clip in white, designed for 1/2 inch cables.
Save $0.09
$3.06
$2.97
Save $0.09
A black RVC display cable with connectors on both ends for video transmission.
$350.00
Aqua-Hot diesel controller with attached metal bracket kit for installation.
Save $17.16
$572.02
$554.86
Save $17.16
$657.95
$720.83
$139.73
$14.68
B-Plug Harness for Aqua-Hot system with black connectors and wiring bundle.
$68.26
Power supply harness kit with 6-foot leads for Aqua-Hot Reporter system.
$23.73

Aqua-Hot Reporter Power Supply Harness Kit w/ 6' Leads

Item Attributes 4-Length 72 In

$23.73
Heat exchanger with a 1000 watt capacity and 120 VAC, featuring threaded connections.
$0.00
$169.58
12 VDC 16A electrical relay for zone pumps in older AHE models, ELX-W1A-486.
Save $1.99
$66.20
$64.21
Save $1.99
Grey AH Relay Socket ELX-SR3-B05 with multiple connection terminals and a compact design.
$36.35
Compact 12 VDC motor with a sleek design and visible wiring connections.
Save $4.85
$161.59
$156.74
Save $4.85

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