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| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £9.95 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £9.95 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £4.99 | 1 to 2 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £9.95 | 5 to 7 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £9.95 | 7 to 10 working days |
Product Number: 12421N
The WAI 12421N is a brand-new 12V 120A alternator. It is built to Valeo IR specification, designed as a direct replacement for Valeo original-equipment units including Valeo 2542300, Valeo 437195, Valeo 439279, and Valeo A13VI243. It also cross-references to Caterpillar 2253145, Iskra AAK5384, Mahle Original MG562, and Massey Ferguson OE numbers 3777677M1 and 3780634M1, among 20 verified references in total. This unit fits the Massey Ferguson MF-6235, MF-6245, MF-6255, MF-6265, MF-6270, MF-6280, MF-6290, and MF-8120 — covering 12 Massey Ferguson applications.
Constructed to internal regulator (IR) design with clockwise rotation and a groove pulley, this alternator delivers a dependable 120-amp output suited to the demanding electrical loads of agricultural machinery. Being brand new rather than remanufactured, it offers full service life from the moment of installation with no core exchange required.
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| Type | Alternator |
|---|---|
| Manufacturer | Valeo |
| Design | IR |
| Voltage | 12V |
| Output | 120A |
| Rotation | CW |
| Pulley | Groove Pulley |
| Condition | Brand New |
| Engine Parts | Product Number | Product Name | Recommended Units | Product Price |
|---|
Exploring the WAI Starter Motor and Alternator at Partsformachines.com Introduction: In the Plant and Agriculture sector, a starter motor and alternator are parts that ensure a machine runs smoothly. At Partsformachines.com we have partnered with WAI, a global manufacturer of auto and plant machinery parts to off...
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Delivery Estimate: 1 to 2 working days
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| Technical Specification | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PRODUCT NUMBER | 11070N | 11471N | 22990N | 23175N | 23837N | 11142N | 21493N | 22720N | 23896N | A3042 | A3120 | A3128 | A3145 | A3145PR | A3157 |
| Voltage | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Output Current | 150 | 90 | 120 | 120 | 125 | 90 | 150 | 50 | 150 | 180 | 180 | 180 | 120 | ||
| Design | IR/IF | IR/IF | IR/IF | IR/IF | IR/IF | IR/IF | IR/IF | ||||||||
| Manufacturer | Valeo | Valeo | Valeo | Valeo | Valeo | Valeo | Valeo | Valeo | Valeo | ||||||
| Pulley | SC6 | S6 | SC6 | S7 | S6 | S6 | S5 | AP | AFP | AP | AFP | AFP | AFP | ||
| Rotation | CW | CW | CW | CW | CW | CW | CW | ||||||||
A. The WAI 12421N fits 12 Massey Ferguson applications, including the MF-6235, MF-6245, MF-6255, MF-6265, MF-6270, MF-6280, MF-6290, and MF-8120. Use the selection widget to match your exact model and engine variant, or search our cross-referenced catalogue by model number. Every fitment is backed by the Fit Guarantee.
A. Yes. The WAI 12421N replaces Valeo original-equipment references including Valeo 2542300, Valeo 437195, Valeo 439279, and Valeo A13VI243. These are among 20 verified cross-references for this part. Search our catalogue by any of these numbers to confirm fit.
A. Yes — Caterpillar 2253145 is one of the 20 verified OE cross-references for the WAI 12421N. If you are sourcing against that Caterpillar reference, this unit is the confirmed replacement.
A. The WAI 12421N cross-references to Iskra 11203175, Iskra AAK5384, and Iskra IA1203, as well as Mahle Original MG562. These are part of 20 verified cross-references in total. Search our catalogue by OE number to confirm your application.
A. The WAI 12421N is a 12V, 120-amp alternator to Valeo IR (internal regulator) design. It runs clockwise rotation and is fitted with a groove pulley. The unit is brand new — not remanufactured — so no core return is required.
A. Yes. Massey Ferguson OE references cross-referenced to this unit include 3708634M1, 3777677M1, 3777677R1, 3780634M1, and 62990LJ — five Massey Ferguson numbers among the 20 total verified references. Search by any of these to confirm fit.
A. Yes. Every vehicle and OE cross-reference shown for this part is checked against manufacturer data and backed by our Fit Guarantee. If it is not right, our Fit Guarantee or hassle-free returns have you covered.
A. Use the selection widget to match your make, model and engine, or search our cross-referenced catalogue by OEM number, machine model or equivalent part across brands. If your vehicle is not listed, ask Simon. Every fitment shown is backed by our Fit Guarantee.
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