How do I confirm pilotpart686995 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Controller 4377228 for Hitachi Excavator EX300-5 EX330-5

For Hitachi Controller

Controller EX300-5HHE for Hitachi

OEM / REF: EX300-5HHESKU: pilotpart686995

Controller 4377228 for Hitachi Excavator EX300-5 EX330-5 is a Controller replacement part for Hitachi Electrical Parts, categorized under Electrical Parts > Controller. Use OEM part number EX300-5HHE and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Hitachi Electrical Parts
Category: Controller

Fitment support before you order
Worldwide delivery options

Quote required

Price on requestRFQ

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Sep 19 – Sep 26
10	Sep 17 – Sep 24
50	Sep 15 – Sep 22

Estimates from today; confirm exact lead time before payment.

Quantity

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This part requires a quote. Add it to your quote list or send machine details for pricing and lead time.

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Lead times can vary by freight route and customs. Contact support for expedited shipping.

Controller Description

This Controller is indexed for Hitachi s: Hitachi Excavator:EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5, EX370-5M, EX370HD-5, EX385USR. Compare reference number EX300-5HHE against the label on your existing Hitachi component before ordering.

Additional cross references on file: EX300LC-5M, EX300LCLL-5, EX345USR(LC). If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

EX300-5HHE EX300LC-5M EX300LCLL-5 EX345USR(LC)EX350H-5 EX350H-5HHE EX350K-5 EX370-5M EX370HD-5 EX385USR 4377228

Applications

Hitachi s: Hitachi Excavator:EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5, EX370-5M, EX370HD-5, EX385USR

Fitment Notes

Brand or application signal: Hitachi Electrical Parts
Product family: Controller
System category: Electrical Parts > Control Systems > Controller
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.