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B125003 Air Filter Replaces LAF9541 | Donaldson Air Filter Cross Reference for Industrial Use
The B125003 heavy duty air filter element is a high efficiency air filter designed for demanding industrial compressor, engine and dust-heavy applications. It is a direct replacement for Luberfiner LAF9541 and provides a verified Donaldson air filter cross reference for Donaldson ECB125003, Baldwin PA2821, Caterpillar 3I-0006, Fleetguard AH19042, Wix 49696 and more.
- Part Number: B125003
- Outlet Diameter: 152.4 mm (6.00 inch)
- Body Diameter Maximum: 318 mm (12.52 inch)
- Body Length: 381 mm (15.00 inch)
- MOQ: 20 pcs
- Packing: Neutral box or custom packaging
Product Specifications
| Parameter | Specification |
|---|---|
| Part Number | B125003 |
| Part Type | Air Filter |
| Brand | Donaldson Replacement |
| MOQ | 20 pcs |
| Outlet Diameter | 152.4 mm (6.00 inch) |
| Body Diameter Maximum | 318 mm (12.52 inch) |
| Body Length | 381 mm (15.00 inch) |
| Service | OEM & ODM |
| Delivery Time | 7-25 days according to customer order quantity |
| Packing | 1) Neutral packing box 2) Custom packaging according to customer requirements |
FABE Product Analysis: Why B125003 Works for B2B Filter Buyers
Features
The B125003 air filter features a robust heavy duty air filter element construction with pleated media, stable metal end caps and consistent pleat spacing. Its dimensions match the required housing profile: 152.4 mm outlet diameter, 318 mm maximum body diameter and 381 mm body length. We also provide custom size air filter production for non-standard enclosures through our OEM and ODM service.
Advantages
This long life air filter reduces the number of part numbers that distributors, filter shops and aftermarket service providers need to stock. The cross reference coverage includes Donaldson ECB125003, Baldwin PA2821, Caterpillar 3I0006/3I-0006, Fleetguard AH19042, Hifi SAB 125003, Ingersoll Rand 24172215, Joy 5190020034, Luberfiner LAF9541, SF Schupp SL12908 and Wix 49696. That makes inventory planning simpler and shortens lead-time confidence for end users.
Benefits
For wholesale and industrial supply customers, the B125003 industrial compressor air filter lowers total maintenance costs by extending service intervals and protecting expensive rotating equipment from dust ingestion. Its high efficiency air filter media improves air cleanliness while keeping airflow resistance under control. Buyers gain a stable product supply, neutral or private-label packaging options, and a manufacturer-backed replacement program.
Evidence
The B125003 air filter replaces LAF9541 and is manufactured by China Everlasting Parts Co., Limited, a professional filter manufacturer. The table below shows the full Donaldson air filter cross reference and equivalent part numbers used by repair fleets, construction equipment specialists and industrial maintenance teams worldwide.
Donaldson Air Filter Cross Reference & Equivalent Part Numbers
| Brand | Reference Number |
|---|---|
| Baldwin | PA2821 |
| Case | NB125003 |
| Caterpillar | 3I0006 / 3I-0006 |
| Donaldson | ECB125003 |
| Fleetguard | AH19042 |
| Hifi | SAB 125003 |
| Ingersoll Rand | 24172215 / 47732565001 |
| Joy | 5190020034 |
| Luberfiner | LAF9541 |
| SF Schupp | SL12908 |
| Wix | 49696 |
Customer Testimonials & Five-Star Reviews
“We supply maintenance parts to quarry and mining fleets. The B125003 gives us a clean Donaldson air filter cross reference for ECB125003 and LAF9541. The long life air filter media has extended compressor service intervals and our reorders have been consistent.”
“My filter shop stocks several heavy duty air filter element numbers. This B125003 high efficiency air filter fits without modification and performs well in dusty earthmoving applications. Customers return because the quality is predictable.”
“We needed a custom size air filter for a compressor fleet with non-standard housings. The OEM/ODM service was smooth, neutral packaging was exactly as ordered, and delivery took 14 days. The industrial compressor air filter quality met our inspection standard.”
FAQ: B125003 Air Filter Replacement and Ordering
What does the B125003 air filter replace?
The B125003 air filter replaces Luberfiner LAF9541, Donaldson ECB125003, Baldwin PA2821, Caterpillar 3I0006/3I-0006, Fleetguard AH19042, Hifi SAB 125003, Ingersoll Rand 24172215/47732565001, Joy 5190020034, SF Schupp SL12908 and Wix 49696.
Can you produce a custom size air filter?
Yes. We offer OEM and ODM service. If your customer has a non-standard housing, we can evaluate dimensions, media grade, gaskets and packaging requirements to manufacture a custom size air filter for the application.
What is the MOQ and delivery time?
The standard MOQ is 20 pcs. Delivery time is 7–25 days depending on order quantity, packaging requirements and production schedule. For larger wholesale orders, we provide a production timeline with the quotation.
Is this a genuine Donaldson part?
No. This is a high-quality Donaldson replacement air filter manufactured by China Everlasting Parts Co., Limited. It is not a genuine Donaldson part unless specifically stated. Cross reference numbers are used only for compatibility reference.
Contact Our Filter Sales Team
For wholesale pricing, cross reference support, custom size air filter inquiries or private label packaging, contact China Everlasting Parts Co., Limited.
