Description
Product Introduction
We produce high-quality replacement accordion bellows, rail protective covers, optical path shields and dust filter cartridges for TRUMPF and BYSTRONIC fiber laser cutting machines.
All bellows are tailor-made to match the original outline, travel stroke and mounting holes. They are widely used to protect linear rails, guideways and optical beam transmission components from laser spatter, hot slag, dust, oil mist and coolant contamination.
Our dust filter cartridges are specially designed for laser fume extraction systems, capturing fine smoke and particulate generated during metal cutting.
Standard stock items and custom fabrication are both available.
Application Fields
- Fiber laser cutting workshop (mild steel, stainless steel, aluminum, copper cutting)
- TRUMPF TruLaser series laser cutting centers
- BYSTRONIC ByStar / BySmart / BySprint laser machines
- Laser fume extraction & dust collection systems
- Automotive metal fabrication, agricultural machinery, steel structure factory
- Sheet metal processing, precision metal job shop
Performance Advantages
- Anti‑spatter, flame retardant and heat‑resistant multi-layer fabric material
- Oil-proof, waterproof and anti-aging, long service life under continuous laser working environment
- Smooth folding, no jamming, stable reciprocating movement for high-speed axes
- Precise dimensions, same mounting points as OEM parts, direct bolt-on replacement
- Filter media: PTFE coated anti-static polyester, high filtration efficiency ≥99.995%
- Resist sharp metal debris abrasion, reinforced stitching and protective steel strips optional
- Low MOQ for custom samples, fast production and short lead time
Our Manufacturing Experience
We have more than 12 years of experience specializing in laser machine protective bellows and filter consumables.
We have accumulated a huge drawing library for Trumpf and Bystronic laser bellows, covering most mainstream models including TruLaser L3030, L4030, L3050, BySmart Fiber, ByStar II series.
Our workshop supports sample reverse engineering, drawing confirmation, trial production and mass production. Every batch will be inspected for size, folding stroke, stitching strength and material performance before shipment.
We export to Europe, Southeast Asia, Australia and America, serving laser service companies, machine dealers and sheet metal factories. We fully understand the spare parts replacement demand of laser maintenance engineers.
Contact Kitty:
Cell/WhatsAPP: +86-13373487375
Email: kitty@somebiz.net
Need Quick Quotation & Technical Support?
Send us OEM part number, machine model or photos. We reply within 24 hours.
Compatible OEM Part Numbers List
We supply direct‑replacement bellows covers, rail accordion guards, optical path shields and dust filter cartridges matching original OEM part numbers for TRUMPF and BYSTRONIC laser cutting machines.
Please provide Machine Model, OEM part number, photos or dimension drawing for accurate quotation.
Support custom‑made according to your sample or technical drawing.
Bellows Material: Multi‑layer heat‑resistant & flame‑retardant fabric, internal rubberizing, anti‑spatter, oil‑proof for laser workshop harsh environment.
TRUMPF (Germany) Laser Bellows
| Machine Model | Axis | Type | Our Ref Part# | Trumpf OEM Original Part Numbers |
|---|---|---|---|---|
| TruLaser L3030 | X | Rail Bellows | RBT100/30RX | 0921742, 921742 |
| TruLaser L3030 | Y | Rail Bellows | RBT101/30RY | 0141394, 141394 |
| TruLaser L3030 / L4030 | Z | Beam Bellows | RBT102/30BPZ | 910354, 0910354, 124395, 0124395, 2342414 |
| TruLaser L3030 | X | Beam Bellows | RBT103L/30BPX | 939015, 0939015, 1306468, 1667803, 2356581 |
| TruLaser L3030 | Y | Beam Bellows | RBT104L/30BPY | 939016, 0939016, 1306466, 2356591, 1667805 |
| TruLaser L3030 | X | Beam Bellows | RBT105L/30BX | 920715, 0920715, 0124393, 124393, 0908032, 908032, 1306469, 1667790, 2356536 |
| TruLaser L3030 | Y | Beam Bellows | RBT106L/30BY | 920716, 0920716, 0124394, 124394, 0908033, 908033, 1306467, 2356537, 1667801 |
| TruLaser L4030 | X | Rail Bellows | RBT107/40RX | 921870, 1883139, 0921870 |
| TruLaser L4030 | Y | Rail Bellows | RBT108/40RY | 144949, 0144949 |
| TruLaser L4030 | X | Beam Bellows | RBT110/40BPX | 939017, 0939017, 0342573, 2335182, 342573 |
| TruLaser L4030 | Y | Beam Bellows | RBT111/40BPY | 938000, 2335183, 0938000 |
| TruLaser L4030 | X | Beam Bellows | RBT112/40BX | 976624, 0976624, 0920718, 0975011, 2335292, 920718, 975011 |
| TruLaser L4030 | Y | Beam Bellows | RBT113/40BY | 920719, 2335130, 0920719 |
| TruLaser L3030‑L20 | X | Rail Bellows | RBT116/30RRX | 1458866, 1865268 |
| TruLaser L3030‑L20 | X | Rail Bellows | RBT117/30LRX | 1458867, 1865269 |
| TruLaser L3030‑L20 | X | Beam Bellows | RBT118/30L20BPX | 1458861, 1854032 |
| TruLaser L3030‑L20 | X | Beam Bellows | RBT119/30L20BX | 1458860 |
| TruLaser L3030‑L20 | Y | Combo Bellows | RBT120/30L20RBPY | 1496436 |
| TruLaser L3030‑L20 | Y | Combo Bellows | RBT121/30L20RBY | 1496435 (2009‑2013 machine) |
| TruLaser L3050 | X‑Right | Rail Bellows | RBT130/50RX | 1307207, 1596086, 1873855 (2004+) |
| TruLaser L3050 | X‑Left | Rail Bellows | RBT131/50RX | 0981757, 1596087, 1302020, 981757 (mid‑2005+) |
| TruLaser L3050 | Y | Combo Bellows | RBT132/50RBY | 0986703, 1226192, 986703 (pre‑mid‑2005) |
| TruLaser L3050 | U | Rail Bellows | RBT133/50RU | 0981753, 1302386, 981753 |
| TruLaser L3050 | U+X | Beam Bellows | RBT134/50UXBP | 1271514 (mid‑2005+) |
| TruLaser L3050 | X‑Left | Rail Bellows | RBT135/50RX | 0981756, 981756, 1302018, 1596088, 1873857 |
U-axis spare OEM reference: 0981753,1302386,981753,139853,0139853,1222575,1222528
BYSTRONIC (Switzerland) Laser Bellows
| Machine Model | Axis | Type | Our Ref Part# | Bystronic OEM Original Part Numbers |
|---|---|---|---|---|
| ByStar‑II 4020 / 4025 | X | Rail Bellows | RBB431/20RX | 2‑06431 |
| BySmart Fiber 3015 | X1‑R | Rail Bellows | BB‑SM3015‑XR | 10111209 |
| BySmart Fiber 3015 | X1‑L | Rail Bellows | BB‑SM3015‑XL | 10111047 |
| BySmart Fiber 3015 | Y | Rail Bellows | BB‑SM3015‑Y | 10112042 |
| BySmart Fiber 4020 | X | Rail Bellows | BB‑SM4020‑X | 10123188 |
| Generic Bystronic | X | Combo Bellows | BB‑COM‑X‑375 | 1‑08296‑1 |
| Generic Bystronic | X | Rail Bellows | BB‑RAIL‑X‑3800 | 2‑04666‑1 |
| Generic Bystronic | Y | Combo Bellows | BB‑COM‑Y‑2000 | 1‑02876‑4 (with aluminium sectors) |
| Generic Bystronic | Y | Rail Bellows | BB‑RAIL‑Y‑2000 | 2‑06432‑1 |
Laser Fume Dust Filter Cartridge
| For Machine | Description | OEM Part Number | Material Spec |
|---|---|---|---|
| Trumpf TruLaser series | Laser dust filter plate for Handte MF‑8.4 /8.5 /8.6 dust collector | 2260691 | PTFE‑coated Polyester, ≥99.995% filtration efficiency |
| Trumpf TruLaser | Dust filter plate | 0380757,2063061,8000310461 | Anti‑static flame retardant filter media |
| Trumpf Pneumatic auxiliary filter | Polyglass filter element | 1649317 | Polyglass media |
| Bystronic laser extractor | Replacement dust filter cartridge | Match by serial / drawing / sample | PTFE coated / anti‑static |





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