The Valve Plug Timer Relay 129211-77920 is an aftermarket new valve plug timer relay supplied by LIONKITS for the Yanmar 3TNV88 engine (Komatsu Solar 55W-V, Hitachi ZX17U-2, Doosan DH220-7). It ships internationally with tracking, and fitment should be confirmed against your machine model and part number before ordering.
Product Overview
A timer relay keeps a circuit energised or de-energised for a set period, so that functions such as pre-heating, wiping or delayed switching work as designed. This listing covers part number 129211-77920, cross-referenced to HC0119.
Key Specifications
- Product: Valve Plug Timer Relay
- Part Number: 129211-77920
- Cross-Reference / Alternate Numbers: HC0119
- Fits: the Yanmar 3TNV88 engine (Komatsu Solar 55W-V, Hitachi ZX17U-2, Doosan DH220-7)
- Condition: Aftermarket new
- Warranty: 3 months
- Country of Origin: China
- Supplier: LIONKITS
Compatible Models
Engine: Yanmar 3TNV88.
Listed applications: Komatsu Solar 55W-V; Hitachi ZX17U-2; Doosan DH220-7.
The supplier notes this part may be compatible with more models than listed. Contact LIONKITS with your machine model and part number to confirm.
Before You Order
- Confirm your machine model and compare the part number with the one on your existing part.
- If you are not sure about fitment, contact LIONKITS with your machine model and part number before buying.
Shipping, Payment and Support
- Order preparation: 2~3 business days
- Delivery time: 3~7 business days after dispatch
- Shipping methods: DHL, FedEx, UPS, TNT and USPS EMS
- Payment methods: Credit Card, PayPal
- Tracking: once the order ships, you receive an email with the tracking number and a tracking link.
Frequently Asked Questions
What does the 129211-77920 valve plug timer relay fit?
It is listed for the Yanmar 3TNV88 engine (Komatsu Solar 55W-V, Hitachi ZX17U-2, Doosan DH220-7). Always confirm your machine model and part number before ordering.
Is this a genuine or aftermarket part?
This listing is supplied as aftermarket new. It is not a brand-name OEM part unless stated, so compare the part number before ordering. It comes with a 3-month warranty.
How do I check that it matches my machine?
Compare the part number 129211-77920 (and cross-reference numbers HC0119) with the number on your existing part and check your machine model. If you are unsure, contact LIONKITS for confirmation.
How long does delivery take?
Orders are typically prepared in 2~3 business days and delivered in 3~7 business days after dispatch. A tracking number is emailed when the order ships.


















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