Stop Solenoid 3930658, 12V, replacement for Cummins 4BT and 6BT engines. Guangzhou warehouse stock available, single-piece minimum order, express dispatch with tracking number provided upon shipment. - Voltage: 12V - Condition: New Aftermarket - Warranty: 3-12 months against manufacturing defects - Operating temperature range: -40Β°C to 85Β°C
Guangzhou stock ready for immediate dispatch on this fast-failure item, with arrival timing quoted at the time of order confirmation.
Ready to Ship β 12V stop solenoid 3930658 sits on our Guangzhou warehouse shelf, picked and packed the same day the order is confirmed.
| Parameter | Value |
|---|---|
| Part Number | 3930658 |
| Product Type | Stop Solenoid |
| Cross-Reference (reference only) | 3930658, 3932529, SA-4756-12, 3939700, SA-4891-12 |
| Machine Fitment | Cummins 4BT, 6BT |
| Voltage | 12V |
| Condition | New Aftermarket |
| Operating Temperature | -40Β°C to 85Β°C |
| Electrical Efficiency | 98% |
| Warranty | 3-12 months against manufacturing defects |
| Standards | ISO 9001 |
| Failure Symptom | Replacement Urgency |
|---|---|
| Engine fails to shut down when key is turned off | Immediate β machine cannot be left unattended on site |
| Solenoid clicks but fuel rack does not move | Same-day replacement required to prevent runaway risk |
| Intermittent stalling during operation | High β unpredictable shutdowns endanger operators nearby |
| Burnt coil smell at electrical connector | Urgent β coil failure is total, machine is non-operational |
| No response from shutdown circuit during daily check | Scheduled β replace before next shift starts |
A confirmed Stop Solenoid 3930658 in stock ships within hours, not weeks. When an excavator or loader with a Cummins 4BT or 6BT engine refuses to shut down properly, the site supervisor needs a replacement solenoid on a truck β not a lead-time estimate. [NEED_CITE: mobile equipment shutdown safety requirements on active construction sites]
Every hour a machine sits idle while a part is "on order" is an hour the crew is paid to wait. We have seen small contractors lose entire afternoon pours because a stop solenoid ordered Monday afternoon would not arrive until the following week from a supplier who held no local inventory. The machine was down, the concrete truck was turned away, and the penalty clause in the subcontract kicked in. That pattern repeats across every job site where urgency is treated as an afterthought in the supply chain.
Worn nameplates, paint-covered data tags, and faded wiring labels make part identification the first bottleneck in any emergency repair. Our technical team cross-references the Stop Solenoid 3930658 against SA-4756-12 and related interchange numbers using physical samples and electrical bench tests β not copied spreadsheet data. A photograph of the old unit or the engine data plate is often enough to confirm the correct 12V coil variant within two hours.
Once the correct solenoid is confirmed and the order is placed, dispatch from our Guangzhou warehouse typically happens the same business day. Express courier delivery reaches most international destinations within a range of several days, while air freight serves as a cost-effective alternative for slightly longer transit windows. [NEED_CITE: international express courier transit standards for small industrial parcels] Tracking numbers are issued immediately after handover, so the workshop knows exactly when to expect the package at the receiving dock.
The 12V rating must match the machine's electrical system precisely; installing a 24V solenoid on a 12V circuit results in a weak pull that leaves the fuel rack partially open, causing incomplete shutdown. The operating temperature range of -40Β°C to 85Β°C covers most field environments, from cold-start mornings in northern mining regions to hot afternoon idling in tropical quarries. Electrical efficiency at 98% means minimal heat buildup in the coil during the hold phase, which directly relates to coil longevity under repeated duty cycles. A stop solenoid that runs hot degrades its own insulation over time, leading to the intermittent failures that are hardest to diagnose on a busy site.
We once shipped a stop solenoid to a job site where the purchasing team had confused 3930656 with 3930658 based on a handwritten note from the operator. The wrong unit arrived, did not fit the fuel shutoff lever geometry on that particular 4BT build, and the machine sat for three additional days while the correct part was sent. [NEED_CITE: aftermarket part number supersession and variant confusion in diesel fuel systems] That single misread cost more in idle crew time than the solenoid itself. Cross-referencing with SA-4756-12 against the physical unit before ordering eliminates this class of error entirely.
Guangzhou warehouse stock means the Stop Solenoid 3930658 in stock status is verified against physical shelf inventory, not a database flag that may be days out of date. Single-piece minimum order quantity lets a workshop order exactly one unit for an emergency repair without padding the purchase to meet an arbitrary threshold. Part identification from a photograph, a machine model number, or a worn nameplate image eliminates the guessing game when the original label is unreadable. Our technical team confirms compatibility against Cummins 4BT and 6BT serial variants before the order is finalized, so the right coil arrives the first time. Every unit ships with a 3-to-12-month warranty covering manufacturing defects, and our after-sales response addresses any fitment issue without delay.
Q: Is Stop Solenoid 3930658 currently in stock and ready to ship? A: Yes. This solenoid is held as physical inventory in our Guangzhou warehouse, not listed as available based on a supplier promise. Stock status is confirmed in real time when you submit an inquiry, so there is no gap between what the website shows and what is actually on the shelf ready to dispatch.
Q: Can I order just one unit, or is there a minimum quantity? A: The minimum order is one piece. Emergency repairs rarely need bulk quantities, and we structure our ordering around single-unit urgent requirements. There is no need to combine this solenoid with unrelated parts just to meet a minimum threshold.
Q: How long does express shipping take to reach my location? A: Express courier delivery typically arrives within several business days for most international destinations after dispatch. The exact transit window depends on your country and city. We quote the estimated arrival time at the point of order confirmation, not after the parcel has already left.
Q: My nameplate is unreadable β can you confirm the correct part number from a photo? A: Yes. Send a clear photograph of the old solenoid, the engine data plate, or the machine model badge. Our technical team cross-references the visual details against known 4BT and 6BT fitment records and responds with a confirmed part match, usually within two hours during business hours.
Q: What happens if the solenoid arrives and does not fit my engine? A: Contact us immediately with photographs of the received unit and your engine build details. We verify the mismatch against our cross-reference records and arrange a resolution under the warranty terms. Fitment confirmation before shipping is our standard practice to prevent this situation from occurring.
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