How do I confirm pilotpart723414 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

Engine Thermostat 129155-49801 for Hitachi ZX27U ZX27UNA ZX29U ZX30U ZX30UR ZX33U ZX35U ZX35UNA ZX38U Series Excavators

For Hitachi Thermostat

Engine Thermostat 129155-49801 for Hitachi ZX27U-2

Q: What part numbers are associated with this Thermostat?

129155-49801, 129155-49800, Y129155-49801

OEM / REF: 129155-49801SKU: pilotpart723414

Engine Thermostat 129155-49801 for Hitachi ZX27U ZX27UNA ZX29U ZX30U ZX30UR ZX33U ZX35U ZX35UNA ZX38U Series Excavators is a Engine Thermostat replacement part indexed for Hitachi ZX27U-2 and Hitachi ZX27U-3, with 3 application records on file. Match OEM part number 129155-49801 and confirm fitment for Hitachi Engin...

Stock: In stock
Condition: New
Fitment: Hitachi Engine Spare Parts
Category: Thermostat

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$84.99USD/EA

~~$12,099.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Thermostat Description

This Thermostat is indexed for Hitachi ZX27U-2; Hitachi ZX27U-3; Hitachi ZX27U-3F; Hitachi ZX27UNA-3. Compare reference number 129155-49801 against the label on your existing Hitachi component before ordering.

Additional cross references on file: 129155-49800, Y129155-49801. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

129155-49801 129155-49800 Y129155-49801

Applications

Hitachi ZX27U-2
Hitachi ZX27U-3
Hitachi ZX27U-3F
Hitachi ZX27UNA-3
Hitachi ZX29U-3
Hitachi ZX29U-3F
Hitachi ZX30U-2
Hitachi ZX30U-3
Hitachi ZX30U-3F
Hitachi ZX30U-3U
Hitachi ZX30UR-2
Hitachi ZX30UR-3
Hitachi ZX30UR-3U
Hitachi ZX33U-3
Hitachi ZX33U-3F
Hitachi ZX35U-2
Hitachi ZX35U-3U
Hitachi ZX35UNA-3
Hitachi ZX38U-3
Hitachi ZX38U-3F

Specifications

Part Number	129155-49801, 129155-49800, 12915549800, Y129155-49801, Y12915549801

Fitment Notes

Brand or application signal: Hitachi Engine Spare Parts
Product family: Thermostat
System category: Engine Spare Parts > Lubrication & Cooling Systems > Thermostat
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.