ECM Controllers & Monitors

177300-8760 A/C Controller for Komatsu PC200-8 PC220-8 Excavators

Q: What numbers are documented for 177300-8760?

Primary Controller Reference: 177300-8760. Published Related Service Reference: 113900-0730. Published Related Service Reference: 20Y-810-1231. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 177300-8760 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

177300-8760 A/C Controller for Komatsu PC200-8 PC220-8 Excavators, OEM/reference 177300-8760, Excavator Air-Conditioner Controller Module, product view 1

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OEM / reference177300-8760

SpecificationExcavator Air-Conditioner Controller Module

Catalog ID53519499

Cab air-conditioner controller module identified by reference 177300-8760. Exact-number records identify it as an A/C controller for Komatsu PC200-8, PC220-8/PC220LC-8 and PC240-8 excavators. Five exact owned photographs show the same black rectangular enclosure, multi-pin connector blocks and mounting features. References 113900-0730 and 20Y-810-1231 occur in published replacement listings but are retained as related service references until a manufacturer supersession record confirms direct interchange. The inherited generic 'Controller Box' description was corrected to A/C controller. Confirm all labels, connectors, HVAC version and machine serial before ordering.

Product Type: Excavator cab A/C controller module
Housing: Black rectangular electronic enclosure
Connections: Multiple keyed multi-pin connector blocks
Programming / HVAC Version: Must match the original system
Condition: New replacement controller module

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Part-number relationships

Relationship	Reference family	Number
Primary Controller Reference	Cab A/C controller number	177300-8760
Published Related Service Reference	Verify supersession and connector layout	113900-0730
Published Related Service Reference	Verify supersession and connector layout	20Y-810-1231

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

177300-8760

Related assembly

113900-0730
20Y-810-1231

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Excavator Air-Conditioner Controller Module

Category: ECM Controllers & Monitors
Catalog ID: 53519499
Photo views: 5

Before ordering

Confirm these details

Match the complete part number on the original component label.
Compare the front layout and visible configuration with the product photos.
Compare connector count, connector shape and keying before installation.
Confirm the exact machine model and serial range before ordering.

Machine fitment

Compatible model references

2 model references

Published excavators: Komatsu PC200-8 / PC220-8 / PC220LC-8 / PC240-8
Fitment limitation: Confirm labels, connectors, HVAC system version and machine serial

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 177300-8760

Which machines use 177300-8760?

Recorded compatible model references include Published excavators: Komatsu PC200-8 / PC220-8 / PC220LC-8 / PC240-8, Fitment limitation: Confirm labels, connectors, HVAC system version and machine serial. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 177300-8760?

Related assembly numbers (not direct interchanges): 113900-0730, 20Y-810-1231.

How do I confirm 177300-8760 before ordering?

Match the complete part number on the original component label. Compare the front layout and visible configuration with the product photos. Compare connector count, connector shape and keying before installation. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing verified references from the same system.

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