Small 5557 Vertical MX3.0mm Pitch Double Row 4P-24P Automotive Connector Replaces MOLEX43045 4P-24P VERTICAL STICKER FOR PCB
Product Highlights
3.0mm pitch double row vertical PCB connector, automotive & industrial grade, drop-in replacement for Molex 43045 series
- Pitch: 3.0mm, double-row vertical SMT sticker type, range: 4P to 24P
- UL94V-0 flame-retardant housing, Halogen-Free, meets industrial & automotive low-smoke requirements
- Optimized locking snap design: anti-vibration, prevents accidental un-mating under harsh shock & vibration
- Complete mating set: supplies housing + crimp terminals together for one-stop sourcing
- Vertical SMT mounting, compact footprint, saves PCB board space
Technical Specifications
| Item |
Details |
| Electrical Performance |
Rated Current: 8A per circuit
Rated Voltage: 250V AC
Insulation Resistance: ≥1000MΩ
Contact Resistance: ≤20mΩ
Withstand Voltage: 1500V AC/min |
| Mechanical Performance |
Pitch: 3.0mm, Double Row, Vertical SMT
Pole Number: 4P,6P,8P,10P,12P,14P,16P,18P,20P,22P,24P
Mating Cycles: ≥500 times
Retention Force: Enhanced snap, anti-unmating under vibration |
| Material & Plating |
Housing: PBT, UL94V-0, Halogen-Free
Terminal Material: Copper Alloy
Plating: Tin-plated / Gold flash available |
| Environmental Spec |
Operating Temp: -40℃ ~ +105℃
Compliant for automotive & industrial harsh environments |
| Soldering Guide |
SMT reflow soldering compatible
Peak temp: 260℃ max, 10s max
Vertical sticker mounting for PCB |
Cross Reference / Alternative Replacement
Direct drop-in alternative for internationally famous brands, same footprint & pinout:
- MOLEX: 43045 series (4P~24P vertical header)
- JST: equivalent 3.0mm double row vertical series
- AMP/TE: compatible 3.0mm pitch vertical double row PCB connectors
Note: Verify pin assignment & mechanical dimension before mass production.
Product Advantages
- Anti-vibration snap lock: solves accidental un-mating risk in vibrating industrial / vehicle environment
- Halogen-free + UL94V-0 plastic: meets fire safety & environmental regulation
- Full set supply: housing + terminals, no separate sourcing hassle
- Same PCB footprint as Molex43045, direct replacement without redesigning the PCB
- Strict dimension control, stable SMT yield for mass assembly
Application
✅ Automotive electronics: car control modules, lighting, sensor wiring
✅ Industrial equipment: PLC, servo drives, industrial controllers
✅ Home appliances: high-power household control boards
✅ Power supply, battery management system, medical & communication equipment
Packaging Method
- Standard: Anti-static bag packing
- Optional: White / Neutral carton box packing. Custom packing label & barcodes available upon request.
Payment Method
EXW, FOB, CIF, CPT, T/T, L/C available
Lead Time
- Samples: 3 working days
- Mass order: 1–2 weeks
Factory Certificate & Custom Service
- Certifications: UL, RoHS, REACH, ISO9001
- MOQ: Low MOQ for standard items
- Sample Policy: Free samples available / Fast sample delivery. Custom service: Custom pin count, plating thickness, cable harness assembly, special packaging & marking.
Customer Selection Guide
- Confirm pole count: select 4P~24P based on your circuit requirement
- Working environment: For vibration-heavy automotive/industrial use, this vertical anti-unmating version is preferred
- Temperature check: Ensure operating temperature is within -40℃~+105℃
- Plating selection: Tin plating for general use; gold flash for high-reliability signal applications
- Prototype suggestion: Test free samples before mass project validation
- Compatibility: Compare dimensions and pin definitions when replacing Molex/JST/TE parts
FAQ
1. Q: Do you have a catalogue? Can you send me the catalogue to check all your products?
A: Yes, you can contact us online or send an Email to get the catalogue.
2. Q: I can't find the product in your catalogue. Can you make this product for me?
A: Our catalogue shows most of our products, but not all. Just let us know what product you need, and how many you want. If we do not have it, we can also design and make a new mould to produce it. For your reference, making an ordinary mould will take about35-45 days.
3. Q: Can you provide a sample? Are these samples free?
A: Yes, we provide 5-10 pcs of connector free samples for testing. But you have to pay the shipping cost
4. Q: What about your delivery time?
A: Stock goods are delivered within 1 day; customized goods are delivered within 5-7days
5. Q: How to ship my order?
A: For small packages, send them by Express, such as DHL, FedEx, UPS, TNT, EMS. That's Door-to-Door service. For big packages, we can send them by Air or by sea. We use standard export cartons. We are responsible for any product damage caused during delivery.
6. Q: What kind of payment do you accept? Can I pay RMB?
A: Weaccept T/T(Wire transfer), Western Union, and PayPal. Please make sure that we can receive the same amount as the Invoice. And you can pay in RMB. No problem.
7. Q: How about your company's quality control
A: Strictly follow ISO9001. IQC, OQC, IPQC, and QA account for 10% of our staff. All of our products will be tested by CCD.
8. Q: I need your price list of all your products. Do you have a price list?
A: We do not have a price list of all of our products. Because we have so many items, it's impossible to list all prices, and prices change based on material costs and quantity. And you can give us a list of all of the items you need; we will confirm carefully one by one and give you a specification and price list
9. Q: Can you make customized products and customized packing?
A: Yes. We have made a lot of customized
products for our customers formerly (mainly wire harnesses). About customized packing, there is no problem; we can put your logo or other information on the package. Just have to point out that it incurs additional cost.
10. Q: What certificates do you have?
A: CE, CQC, UL, ISO9001, ISO14001, IATF16949, ISO45001, QC080000, etc.
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