20796993 Cable Set | Genuine Volvo Penta Part

🔧 Product Description

Application-specific engine-heater cable set used in the engine wiring, sensor, heater and control harness on the listed Volvo Penta engines. Carries electrical power between the engine-heater relay, switch and heater from the documented serial break onward.

🚤 Compatibility

• Engine Family: D, TD, TAD, MD
• HP Range: Approximately 160-300 HP
• Year Range: Approximately 1999 - 2015
• Serial Range: SN1098014-

Full model list at the end of this description.

⚙️ Key Features

• Genuine Volvo Penta engine-heater cable set
• Direct service replacement for part number 20796993
• Designed for the engine wiring, sensor, heater and control harness
• Carries electrical power between the engine-heater relay, switch and heater from the documented serial break onward
• Two-cable replacement arrangement used from engine serial 1098014 onward
• Engine type: Four- and six-cylinder electronically monitored industrial diesel

🔌 Function

Carries electrical power between the engine-heater relay, switch and heater from the documented serial break onward.

⚠️ Common Signs of Failure

• Open circuit, high resistance or intermittent electrical operation
• Heat-damaged insulation or discoloured terminals
• Corrosion, moisture entry or loose connector retention
• Repeated fuse, relay or heater faults
• Voltage drop under load

🛠️ Service Notes

• Disconnect power before service and test continuity and insulation resistance.
• Secure the cable in the original routing and protect it from heat and abrasion.
• Both cable sets are required when converting from earlier single cable 20555190 on the documented later installation.

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 20796993 → Supersedes 20555190 → Supersedes 20405513

OEM / Related Numbers

• 20555190 earlier number superseded by this part
• 3839538 earlier number superseded by this part
• 20405513 earlier number superseded by this part
• SN1098014- - documented cable-set application
• 20998739 - 12V heater relay
• 21261350 - 24V heater relay
• 21261444 - heater switch
• 20998736 - main heater cable set
• 20998750 - heater adapter
• 20573949 - earlier 600W engine heater
• 20796994 - companion cable set
• 20405599 - O-ring
• 947628 - sealing gaskets
• 969011 - sealing gaskets

Other-Brand OEM Numbers

• VOE20796993 - Volvo CE prefixed number format

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D7A-B TA, D7A-T, D7A-TA, D7C-B TA, D7C-TA
• Volvo Penta D5A-B TA, D5A-T, D5A-TA
• Volvo Penta MD2010, MD2010B
• Volvo Penta TAD520GE, TAD520VE
• Volvo Penta TAD530GE MECH, TAD530GE EDC4
• Volvo Penta TAD531GE MECH, TAD531GE EDC4
• Volvo Penta TAD720GE, TAD720VE
• Volvo Penta TAD721GE, TAD721VE
• Volvo Penta TAD722GE, TAD722VE
• Volvo Penta TAD730GE MECH, TAD730GE EDC4
• Volvo Penta TAD731GE MECH, TAD731GE EDC4
• Volvo Penta TD520GE, TD520VE
• Volvo Penta TD720GE, TD720VE PP
• Volvo Penta TAD420VE
• Volvo Penta TAD532GE EDC4
• Volvo Penta TAD550GE
• Volvo Penta TAD551GE
• Volvo Penta TAD560VE
• Volvo Penta TAD561VE
• Volvo Penta TAD620VE
• Volvo Penta TAD650VE
• Volvo Penta TAD660VE
• Volvo Penta TAD732GE EDC4
• Volvo Penta TAD733GE EDC4
• Volvo Penta TAD734GE
• Volvo Penta TAD750GE
• Volvo Penta TAD751GE
• Volvo Penta TAD752GE
• Volvo Penta TAD753GE
• Volvo Penta TAD754GE
• Volvo Penta TAD761VE
• Volvo Penta TAD762VE
• Volvo Penta TAD763VE
• Volvo Penta TAD764VE
• Volvo Penta TAD765VE
• Volvo Penta TD420VE