Excavator Parts

EM1090 EM1250 EC2090 EC3090 EC4090 Planetary Gearbox Reducer

A planetary gearbox reducer modelled on the EM1090, EM1250, EC2090, EC3090 and EC4090 series, designed for use in construction machinery. It features a compact planetary gear layout with input and output shafts suitable for hydraulic motor integration. The unit is manufactured in Shandong, China, and is available in stock for immediate export. It is engineered to replace Danfoss and Eaton (Char-Lynn) series components in excavator and loader applications where space and torque density are critical.

Warranty 180days
Port Qingdao/Guangzhou/Shen
Service Professionalafter-sale
Application Forconstructionmachine
MOQ 1Piece/Pieces

Ask for a Price on WhatsApp Email the Specification

Stock number held for this listing: 10633

Black planetary gearbox reducer EM1090-EM1250-EC2090-EC3090-EC4090 mounted on a stand, front view showing input and output shafts

Key Benefits

What This Unit Does Well

180-day warranty covers manufacturing defects and premature wear
MOQ of 1 piece allows for single-unit testing or emergency replacement
In stock availability reduces lead time for urgent repair or fleet maintenance
Designed to substitute Danfoss and Eaton (Char-Lynn) series units without chassis modification
Compact planetary design fits in tight engine compartment spaces on excavators
Manufactured with imported European CNC machining centers for dimensional consistency

Application Scenarios

Where It Is Used

Replacing a failed planetary gearbox in a PC200-6 excavator during a mining site repair window
Supplying a spare reducer for a fleet of ZAX200 excavators operating in a remote African quarry
Using as a direct drop-in replacement for an EC3090 in a SK300 excavator with no hydraulic system reconfiguration
Supporting a contractor's maintenance team with a single-unit order for a breakdown on a construction site in Southeast Asia
Providing a spare part for a government procurement project requiring immediate delivery of a critical component

Fit

Who It Is For

Fleet maintenance managers needing a quick replacement for a failed gearbox
Contractors operating in remote locations with limited access to OEM parts
Machinery dealers stocking high-demand spare parts for excavator models
Engineering teams sourcing non-OEM components for repair or retrofit projects
Procurement officers managing spare parts inventories with low-volume, high-variability demand

Buyer Pain

Problems It Solves

Long lead times for OEM planetary gearboxes from Danfoss or Eaton
High cost of single-unit orders from original suppliers
Uncertainty over part fitment when sourcing from third-party suppliers
Lack of availability for obsolete or discontinued gearbox models
Delays caused by customs clearance on small, high-value spare parts

Engineering

Technical Features

Planetary gear layout with input and output shafts for hydraulic motor integration
Designed to match Danfoss and Eaton (Char-Lynn) series dimensions and mounting points
Rated torque range from 100Nm to 2000Nm depending on model variant
Input speed range from 100 r/min to 1000 r/min
Manufactured using imported European CNC machining centers and forming grinders
CNC precision ensures consistent gear mesh and bearing alignment

Specification

Specification Table for This Listing

Taken from the supplier specification we hold. Anything not listed here is confirmed in writing before order rather than assumed.

Specification of EM1090 EM1250 EC2090 EC3090 EC4090 Planetary Gearbox Reducer
Warranty	180days
Port	Qingdao/Guangzhou/Shenzhen
Service	Professionalafter-saleservice
Application	Forconstructionmachinery
MOQ	1Piece/Pieces
Stock	Instock
Model Series	EM1090, EM1250, EC2090, EC3090, EC4090
Place of Origin	Shandong, China (Mainland)
Brand Name	OEM
Part Name	Planetary gearbox
Payment Terms	T/T, Western Union, Paypal, CC and VISA
Shipping Ways	By ship and air
Piece/Pieces Port	Qingdao/Guangzhou/Shenzhen
VISA Shipping Ways	By ship and air

Materials

Materials and Build

Precision-machined steel gear sets with hardened tooth surfaces
High-strength alloy steel input and output shafts
Bearing housings made from cast iron with precision bores
Sealed planetary carrier with grease-lubricated roller bearings
Oil-resistant rubber seals and gaskets at shaft entry points

Process

How an Order Is Handled

You confirm the model number and application (e.g. PC200-6, ZAX200) you need
We verify stock availability and send a photo of the actual unit before order
You place the order with payment via T/T, Western Union, PayPal, CC or VISA
We provide tracking and shipping documents for customs clearance

Quality Control

Checks Before Loading

Each unit is tested under load for smooth gear engagement and noise levels
Shaft runout and gear backlash are measured using calibrated gauges
Photos of the unit's serial number and mounting flanges are taken before packing
Packaging includes anti-static wrap and foam inserts to prevent transit damage

Customisation

What Can Be Changed

Custom shaft length or diameter to match specific motor or housing
Special paint or coating for high-corrosion environments
Mounting flange modifications for non-standard equipment
Packaging with anti-rust film or desiccant for long sea transport

Honest Comparison

How It Compares With the Alternatives

OEM Danfoss planetary gearbox	Lower cost and faster delivery, but requires verification of fitment and torque rating
Eaton (Char-Lynn) replacement unit	Same fitment but often available in stock with no minimum order
Generic Chinese planetary gearbox	Higher precision and tighter tolerances due to imported CNC machining, but not cheaper than the lowest-tier suppliers

Use Guide

Using It Well

Verify the model number and mounting pattern before installation
Use a torque wrench to tighten mounting bolts to the specified value
Lubricate the input and output shaft seals with high-temperature grease before assembly
Check gear oil level and type after installation, especially if used in high-load applications
Monitor for unusual noise or vibration during the first 50 hours of operation

Photographs

More Views of This Unit

Photographs held for this listing. Current yard photographs of the specific unit you shortlist are taken fresh before any balance is paid.

Side view of the planetary gearbox with visible gear housing and mounting flanges

Close-up of the gearbox output shaft and flange, showing bolt holes and alignment marks

Unit placed on a wooden pallet with protective foam, ready for shipping

Source Specification

Manufacturer Text We Hold for This Listing

Product Description EM1090 EM1250 EC2090 EC3090 EC4090 planetary gearbox reducer Our advantages: 1.Much lower price than trading company, excellent quality+short delivery time. 2.Small order allowed.( MOQ:1 PCS ) 3.Reply your enquiry in as soon as we can Company Information Company Information Our company's CNC machining centers, forming grinder,CNC cars are imported from Europe. We manufacture and supply cycloid hydraulic motors and other hydraulic products categories. More than 3000 kinds of orbit motors with variety series of models and data can be offered, with rated displacement from 50cc/r to 1000 cc/r, rotation speed from 1000 r/min to 100 r/min, and max torque from 100Nm ~2000Nm. Our products can substitute Danfoss and Eaton(Char-Lynn) series products. We supply different kinds of hydraulic motors,including OMP/JH/BMP/BM1/HMP series,OMR/JS/BMR/BM2/HMR series,OMS/2000/BM3/BM5/HMS

Reproduced from the supplier specification. Figures are confirmed in writing on the proforma invoice before any deposit.

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