12V Fuel Shut-Off Solenoid SBA185206083 | Verified Fitment for Shibaura ISM N844

Verified Cross-Reference — Every SBA185206083 alternate number is mapped to specific Shibaura ISM N844 build variants and New Holland tractor serial ranges before dispatch.

Technical Specifications

Application Suitability

Why the Same Part Number Ships in Multiple Variants

The base identifier covers several physical configurations across production years and engine builds.

On job sites from Java to Mindanao, I have seen a fuel shut-off solenoid for Shibaura ISM N844 arrive with the correct reference number stamped on the box, yet the connector points 90 degrees off from the harness routing or the mounting bolt holes sit two millimetres wide. The Shibaura ISM N844 engine platform went through several incremental revisions, and each revision can shift the plug orientation, flange thickness, or pin assignment on the stop solenoid. Cross-reference tables copied between sellers often flatten these differences into a single line, so a buyer ordering by number alone receives a part that is technically the same family but physically wrong for the machine in front of them. [NEED_CITE: Shibaura ISM N844 engine revision history and variant identification]

Mapping the Fitment Envelope Across New Holland and Shibaura Platforms

The fuel shut-off solenoid for Shibaura ISM N844 and New Holland TC series cross reference covers dozens of tractor models, but coverage is not uniform. A TC35DA built in one model year may use a variant shared with the Boomer 3050, while a TC35DA from a later run switches to an updated connector style. Our technical team checks your specific machine model and, when available, the engine serial number against the OEM service manual to confirm which of the SBA185206083 family variants actually fits. This step eliminates the trial-fitment approach that costs you a second round of downtime.

Connector, Flange, and Hole Pattern: The Details That Decide Fitment

Three physical interfaces determine whether this stop solenoid bolts on and plugs in without modification. First, the electrical connector: pin count, latch orientation, and wire entry angle must match the existing harness—forcing a mismatched plug risks moisture ingress and intermittent shutdown faults. Second, the mounting flange: bolt hole spacing, flange thickness, and sealing surface profile must align within ±0.05 mm to maintain IP67 integrity under pressure wash-down. Third, the actuator stroke and plunger interface with the fuel rack: a variant with slightly different stroke length may fail to fully open or close the fuel passage. We verify each of these against your unit before confirming the order. [NEED_CITE: diesel fuel shut-off solenoid interface standards for compact tractors]

Reading the Specifications That Matter in the Field

The 12V DC rating with 12.2–12.8 Ω coil resistance means this solenoid draws current within the range the tractor's existing wiring and relay were designed to handle—no harness modification or relay swap required. Class H coil insulation rated to 180°C provides margin above the typical under-hood temperature of a compact diesel tractor, where ambient already reaches +105°C on a hot day. The IP67 sealing rating ensures that routine pressure washing of the engine bay will not force water past the coil housing or connector seal, which is a common entry point for corrosion-related open circuits. Zinc-nickel plating at 15 μm thickness with salt spray resistance exceeding 500 hours protects the external steel surfaces from the fertilizer residue and humidity typical in row-crop and agricultural environments, keeping the mounting flange free of corrosion buildup that can interfere with re-torque during service.

The Cost of Skipping the Variant Check

Ordering a stop solenoid by base number without verifying the variant leads to one of two outcomes, both expensive. The part either does not physically mount—meaning return freight, a second order cycle, and the machine sitting idle through the entire exchange—or it bolts on but the connector does not mate cleanly, creating an intermittent fault that may not surface until the operator is in the field. In the second scenario, an unexpected engine shutdown during a loader cycle or a mowing pass poses a safety concern and drives a diagnostic visit that could have been avoided with a five-minute fitment check up front. [NEED_CITE: agricultural equipment downtime cost per hour for compact tractors]

How We Reduce Fitment Risk on Every Order

Our own production lines and qualified sourced supply operate under a single warranty and quality control protocol, so the stop solenoid you receive carries consistent dimensional verification regardless of which facility produced it. Part identification works from a clear part number, a machine model plate, or a photograph of the old unit showing the connector and flange—we cross-reference the image against known variants to narrow the match. Every cross-reference number in the 185206080 through 185206085 range, plus 87761614 and 281552A1, is checked against supersession records so that a discontinued number is correctly mapped to the current variant. For first-time orders or high-volume commitments, we supply a single-piece sample so you can physically verify flange fit, connector mating, and plunger stroke before the balance ships. The technical team remains available throughout the process to confirm compatibility and answer variant-specific questions.

Documentation & Verification

• Commercial invoice lists specific variant number matched to your machine model
• Cross-reference sheet shows which alternate numbers apply and which do not (reference only)
• Dimensional inspection record covers flange hole spacing and connector pin assignment
• Warranty terms included with every shipment, covering manufacturing defects
• Packing photographs sent before dispatch confirm part identity and protection
• HS code and customs documentation support provided for international clearance

Fitment Check Before Installation

• Compare old unit flange bolt pattern and thickness against new stop solenoid before removing the old part from the bench
• Verify connector pin count, latch direction, and wire colour code match the tractor harness
• Check plunger stroke by hand actuation to confirm full fuel rack travel
• Torque mounting fasteners to specified value; re-check after first heat cycle
• If any interface mismatch appears, halt installation and contact us with photographs

Requesting a Fitment Confirmation

Send us your tractor model designation, the engine serial number from the Shibaura ISM N844 nameplate, and a photograph of the existing stop solenoid showing the connector face and mounting flange. We will return a verified variant match with dimensional confirmation before you commit to the order quantity.

Frequently Asked Questions

Q: How do I confirm this solenoid fits my specific New Holland tractor model? A: Provide the exact model designation such as TC35DA or Boomer 2035 along with the engine serial number if available. Our technical team cross-references your machine against the OEM service documentation to identify which variant within the SBA185206083 family is correct, then confirms flange and connector details before shipping.

Q: The number on my old solenoid is worn off—can I still get the right part? A: Yes. Send a photograph of the old unit showing the connector type, mounting flange shape, and overall body dimensions, along with your machine model. We compare these physical features against known variants in the SBA185206083 series to identify the correct match without relying on the faded label.

Q: Why are there so many cross-reference numbers for one solenoid? A: The Shibaura ISM N844 platform and New Holland tractors went through multiple production revisions, each potentially changing connector style or flange dimensions. Numbers like 185206080 through 185206085 represent these variants. We verify which one applies to your specific build rather than treating them as interchangeable (reference only).

Q: Can I order a sample to test fitment before placing a bulk order? A: Absolutely. We supply single-piece samples with the same quality standards as production orders. You can verify mounting flange alignment, connector mating, and plunger stroke on your actual machine before committing to the full quantity, eliminating the risk of a fleet-wide mismatch.

Q: Has my old TC series part number been superseded by a newer variant? A: Many early TC series solenoid numbers have been updated as New Holland revised connector standards and flange designs across model years. We check supersession records for numbers including 87761614 and 281552A1 against your machine's production year to supply the current correct variant.