The 239-3881 Electronic Control Unit is a replacement part for Caterpillar construction machines, including 938G II, 950G II, 962G II, 966G II and other models. It is supplied by Lionkits as refurbished.
239-3881 Electronic Control Unit Specifications
- Product Type: Electronic Control Unit
- Part Number: 239-3881, 2393881
- Compatible Brand: Caterpillar
- Condition: Refurbished
- Brand: Lionkits
- Country of Origin: China
Caterpillar Models Compatible with the 239-3881 Electronic Control Unit
- 938G II
- 950G II
- 962G II
- 966G II
Your model is not listed? Contact Lionkits via live chat or email with your machine model and nameplate photo, and we will confirm compatibility.
How to Order the 239-3881 Electronic Control Unit
- Confirm your machine model and the part number on your existing controller before ordering.
- Send a photo of the machine nameplate (or VIN) if you are not sure; Lionkits will confirm fitment for you.
Shipping, Payment and Support
- Preparation time: 3-4 working days
- Delivery time: 3-7 days
- Shipping methods: DHL, FedEx, UPS, TNT, USPS EMS
- Packing: Standard packing for export
- Payment methods: PayPal, Stripe, Credit card, Visa
- Order tracking: A tracking number with a tracking link is sent by email once the order ships.
Frequently Asked Questions
What is the 239-3881 Electronic Control Unit?
The 239-3881 Electronic Control Unit is a replacement part for Caterpillar construction machines, offered by Lionkits as refurbished under part numbers 239-3881, 2393881.
Which Caterpillar models does the 239-3881 Electronic Control Unit fit?
It is listed for 938G II, 950G II, 962G II, 966G II. If you are unsure, send your machine nameplate to Lionkits for confirmation.
What are the warranty and delivery terms for the 239-3881 Electronic Control Unit?
Typically, orders are prepared in 3-4 working days and delivery takes 3-7 days. Shipping by DHL, FedEx, UPS, TNT, USPS EMS.



















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