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If the return is due to our mistake (incorrect or defective item), we will cover the return shipping cost and issue a full refund.
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To request a return, please contact us at info@jlm-marine.com with your order number for return authorization. For full terms, conditions, and exclusions, please refer to our complete Returns & Refunds Policy page.
This aftermarket 3-wire trim sender sensor replaces Volvo Penta 3849411 (also listed as 3849413, 3855535, and 3863007). It reports sterndrive trim angle to the helm on Volvo Penta SX and DP-S / DP-SM applications that use a standard analog trim gauge.
Match this part in this order:
1. OEM number on the sender you are removing or in your parts catalog (3849411, 3849413, 3855535, or 3863007)
2. Gauge type — standard analog trim gauges (not Volvo Penta digital gauges with indicator lights)
3. Drive / TSK code — Volvo Penta SX-M family or DP-S / DP-SM codes listed below that call for this number
4. Wire count — confirm a 3-wire harness; this listing is not the 2-wire trim-sender family
Confirm the connector and mounting layout against the product images and your original unit. The OEM number, gauge type, and wire count matter more than appearance alone.
Use this table to confirm equivalent part numbers. 3849411 is the primary reference; 3849413, 3855535, and 3863007 are related Volvo Penta numbers for the same 3-wire analog-gauge SX / DP trim sender.
| Type | Brand | Part Number | Notes |
|---|---|---|---|
| Primary OEM Reference | Volvo Penta | 3849411 | Current primary part number |
| Supersession | Volvo Penta | 3849413 | Related Volvo Penta number for the same 3-wire analog sender |
| Supersession | Volvo Penta | 3855535 | Related Volvo Penta number for the same 3-wire analog sender |
| Supersession | Volvo Penta | 3863007 | Related Volvo Penta number for the same 3-wire analog sender |
| Aftermarket | WSM | 778-062 | Catalog cross for the 3-wire OMC / Volvo trim sender |
Part numbers are listed for identification only. This is an aftermarket part manufactured by JLM Marine and is not sold as a genuine Volvo Penta component.
Confirm the drive or transom-shield model on the identification plate and that the removed sender is numbered 3849411, 3849413, 3855535, or 3863007. Match the original part number and the physical shape to the product images.
| Brand | Drive / TSK code |
|---|---|
| Volvo Penta | SX-M, SX-MAC, SX-MACLT, SX-MBAC |
| Volvo Penta | SX-MDB, SX-MDC, SX-MHP, SX-MLT |
| Volvo Penta | DP-S, DP-SM |
Important: Digital gauges with indicator lights and digital-European gauge senders use other part families. This listing is the 3-wire analog / standard-gauge sender 3849411 family only — not the 2-wire trim-sender numbers.
| Specification | Value |
|---|---|
| Part type | Trim sender sensor / trim position sender |
| Primary OEM number | 3849411 |
| Related OEM numbers | 3849413, 3855535, 3863007 |
| Voltage | 12 V |
| Wire configuration | 3-wire |
| Gauge compatibility | Analog / standard trim gauges |
| Function | Reports sterndrive trim angle to the helm gauge |
Disconnect the battery. Locate the existing trim sender on the sterndrive or transom assembly and note wire routing before unplugging.
Remove the retaining hardware. Withdraw the old unit carefully so the mounting bore and any sealing grommet are not damaged.
Install the new sender in the same orientation. Seat any grommet or seal, then refit the retaining hardware using the original practice for your drive.
Reconnect the 3-wire harness. Confirm the connector is fully seated and that wires stay clear of moving trim linkage.
Reconnect the battery. Cycle the drive through full down and full up and verify the analog helm gauge tracks smoothly. Follow the Volvo Penta service procedure for your drive if sender adjustment is required.
Note: Professional installation is recommended to ensure safety and optimal performance.
This is an aftermarket JLM Marine replacement matched to Volvo Penta 3849411 / 3849413 / 3855535 / 3863007. It is not a genuine Volvo Penta part.
No. This sender is for standard analog trim gauges. Digital gauges with indicator lights and digital-European gauge applications need a different sender family.
Common signs include an erratic or stuck analog trim needle, no movement when trimming, or a reading that no longer tracks drive angle. Inspect wiring and grounds before replacing the sender.
We can ship to virtually any address in the world with free shipping available for most regions.
For our typical US and Canadian customers , our shipping timeframes are as follows:
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.
As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.
We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.
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