12V Fuel Shut Off Solenoid 119233-77932 | OE Interchange for Yanmar 3TNV88

Verified Variant Fitment — Yanmar 3TNE and 3TNV serial ranges cross-checked against 119233-77932 port and connector variants before dispatch.

Technical Specifications

Application Suitability

Why the Same Part Number Ships in Several Variants

A Fuel Shutdown Solenoid for Yanmar 3TNV88 may carry the same base identifier yet differ in port orientation, connector type, or plunger stroke across engine serial suffixes.

I once watched a Yanmar 3TNE84 sit idle for days because the replacement solenoid had the correct number but the electrical connector faced the wrong direction. The plug physically could not reach the harness without stretching or rerouting wires, and the site supervisor refused to rig a workaround. This happens more often than buyers expect, because cross-reference tables copied between sellers carry forward errors without verification [NEED_CITE: aftermarket cross-reference accuracy in construction equipment parts]. When a Fuel Shutdown Solenoid for Yanmar 3TNV88 is ordered by base number alone, the variant differences in mounting pattern or O-ring groove position can mean the difference between a direct fit and a return shipment.

Serial Range Coverage Across 120+ Yanmar Engine Variants

The 119233-77932 identifier spans a broad range of Yanmar industrial diesel engines, including the 3TNE84, 3TNE88, 4TNE84, 3TNV70, 3TNV76, 3TNV80, 3TNV82A, 3TNV84, 3TNV88, and 4TNV88 families. Each family introduced incremental changes to the fuel delivery system, and the Fuel Shutdown Solenoid for Yanmar 3TNV88 must match the specific engine serial suffix to ensure the plunger interfaces correctly with the fuel rack mechanism. Providing the full engine serial — for example, 3TNV88-BPTB2 — allows precise variant confirmation rather than relying on the base engine family alone.

Interface Verification Beyond the Part Number

Physical fitment depends on several interface points that vary even within the same base number. The connector type and pin orientation must match the machine wiring harness. The dual NBR O-ring groove positions must align with the fuel pump housing bore. The mounting bolt pattern must match the existing bracket without drilling or adapters. Before shipping any 119233-77932 unit, we verify these interface dimensions against the buyer's machine model or engine serial to prevent trial-and-error installation [NEED_CITE: dimensional verification standards for aftermarket diesel engine solenoids]. A sample unit is available for physical fitment testing before committing to a larger order.

Reading the Specification Sheet for Real-World Fit

The brass alloy body provides corrosion resistance in marine terminal and quarry environments where moisture and dust accelerate degradation of lesser materials. The hardened stainless steel plunger with a surface finish of Ra ≤ 0.4 μm ensures consistent movement within the fuel pump bore without scoring or sticking over repeated start-stop cycles. Class H coil insulation rated to 180°C accommodates the heat buildup common in compact engine compartments where the solenoid sits close to the exhaust manifold. The dual NBR O-rings rated to 120°C and 10 bar provide redundant sealing against fuel leakage at the mounting interface, meeting ISO 6149-1 requirements for hydraulic and fuel system connections.

The Cost of Skipping Variant Confirmation

A solenoid that almost fits creates problems worse than one that clearly does not. A slightly mismatched plunger stroke may allow the engine to start but fail to shut it down reliably, creating a safety concern on site. A connector that reaches but sits under tension will eventually vibrate loose, causing an intermittent no-start condition that is difficult to diagnose. The return freight, the second round of downtime, and the lost confidence in the supply chain add up quickly [NEED_CITE: hidden costs of incorrect aftermarket part fitment in equipment fleets]. Verifying the exact variant before dispatch eliminates these downstream costs.

Why Buyers Confirm Fitment Here

Our Guangzhou warehouse stocks common variants of the 119233-77932 for fast dispatch on standard configurations. We identify the correct solenoid from a part number, machine model, engine serial, or a photograph of the existing unit and its nameplate. Our cross-reference verification covers superseded and alternate numbers, catching errors that copied tables miss. A sample unit ships for physical fitment confirmation before any bulk commitment. Both self-produced and qualified sourced lines carry the same six-month warranty under one account. The technical team confirms compatibility and variant details before the order is finalized.

Documentation & Verification

• Commercial invoice listing 119233-77932 with engine serial and variant notation
• Cross-reference sheet mapping superseded numbers to current 119233-77932 variants (reference only)
• Dimensional inspection record covering body diameter, O-ring groove position, and bolt pattern
• Six-month warranty terms covering material and workmanship defects
• Packing photographs showing connector orientation and protective wrapping before dispatch
• HS code and customs documentation support for international shipments

Fitment Check Before Installation

• Compare the old solenoid body diameter and length against the new 119233-77932 unit before removing protective caps
• Verify the electrical connector pin count and orientation match the machine harness plug
• Check dual NBR O-ring positions align with the fuel pump housing bore grooves
• Confirm mounting bolt pattern matches the existing bracket without force or modification
• Energize the solenoid briefly on the bench to verify plunger stroke and return spring action
• If any dimension does not match, stop installation and contact us with photographs for variant correction

Request a Fitment Verification

Provide your Yanmar engine serial number, machine model, or a clear photograph of the existing solenoid and its nameplate. We will cross-reference the 119233-77932 variant against your specific configuration and confirm interface compatibility before shipping. For fleet orders covering multiple machine lines, send the equipment list and we will map each unit to the correct solenoid variant.

Frequently Asked Questions

Q: How do I confirm this solenoid fits my specific Yanmar engine variant? A: Provide the full engine serial number from the nameplate, such as 3TNV88-BPTB2. We cross-reference it against our variant database to confirm the correct body dimensions, connector type, and plunger stroke for your specific build. A photograph of the old solenoid and nameplate speeds up the process significantly.

Q: The old part number is different — is 119233-77932 still the correct replacement? A: Yanmar has superseded several earlier solenoid numbers to 119233-77932 across the 3TNE and 3TNV engine families. We verify the supersession chain against your engine serial to confirm the replacement is valid for your variant, including any interface changes introduced during the number transition.

Q: Why do some listings show the same base number but different suffixes? A: Variant suffixes indicate differences in connector orientation, plunger stroke length, or mounting configuration that correspond to specific engine serial ranges. Ordering by base number alone risks receiving a physically similar but non-fitting unit. We always confirm the correct variant before dispatch.

Q: I only have the machine model, not the engine number — can you still identify the right part? A: Yes, in most cases. Machine models like Takeuchi TB125 or Hyundai R55-5 map to specific Yanmar engine variants. We cross-reference the machine model against known engine configurations and, when multiple variants are possible, request a photograph of the existing solenoid to narrow down the correct match.

Q: Can I order a sample to verify fitment before placing a larger order? A: Yes, we supply single sample units with the same warranty terms as bulk orders. Fit the sample on one machine, confirm physical and electrical compatibility, then proceed with confidence on the remaining fleet quantity. This eliminates the risk of an entire batch arriving with an incorrect variant.