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FF-LD4 Large Diameter Fiber Specialty Fiber Fusion Splicer

SKU: 2012202219

 Sales Rep  Tech Support

The LDF specialty fusion splicer is a new model with innovative technologies to reach the special splicing needs of factory, manufacturing, laboratory and R&D applications. Users can splice the large diameter fibers (125~600um) with the pecialty Fiber Fusion Splicer.

- Applicable to cladding diameter 125~600μm fiber
- Accurate alignment, world standard fusion loss
- 14s splicing time, 24s heating time for 40/60mm tube
- Applicable to different types fibers (SM/MM/DS/NZDS)
- Ruggedized body, waterproof, anti-dust, anti-shock
- Easy to maintenance, easy to replace the electrodes
- USB port for software upgrading, records exporting
- Support 4000/100 groups fusion records/fusion images
- Comply with CE/Rohs international standard


Alignment method

Clad to clad

Applicable fiber


Cladding diameter


Coating diameter


Typical splice loss

SM: 0.02dB; MM: 0.01dB; DS: 0.04dB; NZDS: 0.04dB

Return loss


Splicing program

40 groups

Operation mode

Manual/ Automatic

Auto- heating


Typical splice time


Typical heating time

24 seconds for60mm/40mm heating tube

Fiber magnification

X orY single fiber image120X,X andY double image 60X

Viewing display

Dualhighsensitivitycamera,5 inch 800*480 LCD Monitor

Data storage

4000 groups data records and 100 group images

Loss evaluation


Tension test



GUI menu interface, easy for operation

Power supply

Adaptor, input: AC100-240V(50/60HZ),output: DC11-13.5V

Electrode life

>3000 times discharge (125um),>1000 times discharge (>125um)


Micro-USB 2.0 port, forsoftwareupgrading, records exporting

Operating condition

Altitude:0-5000m,Humidity:0-95%,Temperature:-10℃~+50℃;Wind:max 15m/s


155mm (L)×144mm (W)×155mm (H)


 2.3kg (incuding battery)



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Warranty Service:
FirstFiber warrants to the purchaser that our products shall be free from defects in material and workmanship under normal use (consumables, normal tear and wear excluded) for a period of one year from the date of shipment. Any part which is determined by FirstFiber to be defective in material or workmanship shall be returned to FirstFiber or authorized service location, as FirstFiber designates and shipping costs prepaid. Defective items will be repaired or replaced at FirstFiber's option.



The certificate shows that a component/subsystem can be used in a specific application according to a requirement class (RC) or a integrity level (SIL). The system integrator and end user must always be aware of how to use certified components/subsystems in safety-related function, respectively a safety instrumented system. Because of the many different possibilities and how to configure a safety system, the end user must get the related information from the manufacturer of the certified component/subsystem.



The CE marking is a mandatory European marking for certain product groups to indicate conformity with the essential health and safety requirements set out in European. To permit the use of a CE mark on a product, proof that the item meets the relevant requirements must be documented.



Working in partnership with the policy lead at BERR (The Department for Business, Enterprise & Regulatory Reform), NWML is the UK Enforcement Authority for the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2008 (the “RoHS Regulations”). Manufacturers need to understand the requirements of the RoHS Directive to ensure that their products, and their components, comply.



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