Compatible Replacement Ink Damper for Roland LEJ640
- $21.88
- $21.88
- Unit price
- per
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Product Details
xBefore payment: Please confirm stock, shipping method, duties, and compatibility with us before payment. Some printer parts, printheads, fluids, and special-order items may require manual confirmation before shipment.
Roland Ink Damper for LEJ640
This Roland ink damper is designed specifically for LEJ-640 printers. It ensures superior ink flow stability, protects the printhead, and provides the highest level of reliability and longevity, as expected from Roland-reference compatible parts.
Printer Compatibility:
- Roland LEJ-640
- Roland LEJ-640FT
Product Specifications:
- Type: Ink Damper
- Condition: 100% Roland
- Material: Roland certified premium plastic
- Function: Maximizes printhead lifespan, ensures precise ink delivery
Difference Between Compatible and Reference:
| Feature | Compatible Roland Ink Damper | Roland Ink Damper |
| Material | High-quality plastic | Roland certified premium plastic |
| Performance | Stable ink flow, cost-effective | Optimized for Service life depends on operating conditions |
| Price | More affordable | Higher cost |
| Compatibility | Fully compatible with LEJ-640 | Exact match with reference parts |
Use Position & Function
- The damper is normally installed between the ink supply path and the printhead to stabilize pressure and reduce bubbles.
- It helps support smoother ink delivery and can also assist with filtering fine particles before ink reaches the printhead.
- Damper behavior can affect ink-path troubleshooting, especially on multi-channel or high-speed printers, and should be checked with the full machine condition.
Fitment Check
- Referenced machine models: LEJ640, LEJ-640, LEJ-640FT.
- Confirm the damper style against the reference printhead connection and ink-path layout.
- Suitable for industrial inkjet use when the connector type, orientation, and sealing method match the reference damper.
When Buyers Replace This Part
- Replace when ink flow becomes unstable, bubbles increase, colors drop out, or the damper body becomes contaminated or deformed.
- Compare the reference part number, connection layout, and mounting direction before ordering.
- For best maintenance results, buyers often inspect cap tops, tubing, and ink filters at the same time.
Common Replacement Scenarios
- Replace when colors intermittently drop out, bubbles appear repeatedly, or the printhead side shows unstable ink feeding.
- Inspect this part when the damper body becomes stained, swollen, cracked, or no longer seals reliably.
- On printers with multiple channels, one weak damper can affect daily color consistency even if the printhead is still usable.
Fitment Checklist
- Referenced machine models: LEJ640, LEJ-640, LEJ-640FT.
- Confirm the printhead-side connector, damper shape, and line orientation against the model-reference part.
- Check joint style, filter structure, connector direction, sealing method, and manufacturer reference before final purchase.
Service Pairing Suggestions
- Many buyers inspect cap tops, ink tubes, pumps, and filters at the same time when damper problems appear.
- Use this damper only when the industrial inkjet ink path, connector style, and physical size match the reference assembly.
- Professional installation is recommended when the printer uses a sealed manifold or tightly packed multi-channel head carriage.
Shipping & Return
xReturns Policy
Please confirm product model, specifications, and compatibility before ordering. Except where required by applicable law, buyer-side compatibility mistakes generally require review and may not qualify for return, refund, exchange, or compensation.
Printheads, inks, cleaning liquids, electronic boards, and opened or installed items usually require written review before return unless we shipped the wrong item or the goods arrived damaged.
If your order arrives damaged or incorrect, contact us within 72 hours after delivery with photos, package details, and your order number so we can review the case.
Shipping
Shipping time, stock availability, duties, and import charges may vary by product and destination. Available checkout and shipping details are shown before payment when Shopify checkout can calculate them for the destination.
For urgent shipment timing or fitment help, contact us before purchase.