• ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 2
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 3
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 4
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 5
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 6
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 7
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 8
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 9
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 10
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 11
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 12
  • ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product, image 13
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ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product

ST-31-DT4-004 4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring | Genuine STEDI Product

$119.00 AUD
$119.00 AUD
Sale Sold out
Flat $14.99 shipping Australia-wide.

✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide

🔧 Product Description

4x Connector DT-4 Plug & Play SMART Harness High Beam Driving Light Wiring - Part Number: ST-31-DT4-004

The STEDI 4x Connector DT-4 Plug & Play SMART Harness is engineered for high-current applications requiring dual relay operation. Built with heavy-duty 10AWG cable and designed for both positive and negative switching systems, this harness makes installation a breeze without cutting or soldering, and allows up to 4 lights to run simultaneously with built-in Daytime Running Light (DRL) functionality.

Featuring 2 x 80A relays and a total harness capacity of 75A, it’s perfect for high-powered lighting setups. The kit includes four 4-pin DT4 Deutsch connectors rated at 20A and 2.0 metres of cabling from relay to connectors, delivering a reliable, waterproof and robust connection compatible with the latest DRL-enabled driving lights. The harness automatically detects switch polarity, working out of the box on a range of vehicles including tough-to-wire models like Toyota, Ford Ranger and Mazda BT-50, and dual 45A fuses safeguard your lighting system under heavy load.

  • 2 x 80A relays
  • 4 x 4-pin DT4 Deutsch connectors (20A) - DRL compatible
  • 2.0m cable from relay to connectors
  • 10AWG heavy-duty cabling
  • Harness capacity: 75A
  • Dual 45A fuse protection
  • Smart harness with automatic positive and negative switch detection
  • Quick-connect compatible for plug and play installation

📦 Condition

  • Brand new genuine product
  • Supplied in original packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day returns — if it's not right or you ordered the wrong part, tell us within 14 days of delivery and send it back unused, in its original packaging, for a refund or exchange (return freight is at your cost). Fitted parts, special-order items, marine electronics (unless faulty) and dangerous goods such as aerosols and flares can't be returned, and returns on sale items may be limited to store credit. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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