Fujikura 31s compact Fibre Optic Fusion Splicer


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The Fujikura 31S fusion splicer is the smallest, lightest, and most portable splicer in the market.

Ideal for FTTH or remote locations.

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1 995,00 €

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Data sheet

AccessoriesFusion Splicers

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FUJIKURA 31s compact Fibre Optic Fusion Splicer

The robust chassis features shock, dust and moisture protection while the two camera observation system provides for accurate fibre alignment and loss estimation calculations.


Applicable fiber

Single / SMF(G.652/657), MMF(G.651), DSF(G.653), NZDSF(G.655)

Cladding dia. / Sheath dia.

125 μm / Up to 3mm with sheath clamp

Cleave length

5mm to 16mm

Splice mode / heating mode

Total 100 splice modes / 30 heating modes

Typical splice loss*¹

0.03dB (SM), 0.01dB(MM), 0.05dB(DS) and 0.05dB(NZDS)

Return loss


Typical splice time

6sec SM FAST, 9sec SM AUTO

Typical tube heating time

25sec FP-03, coating dia.250μm

Splice result storage

Last 10,000 splices

Viewing methods / magnification

2 axis 2CMOS camera with 5.0” color LCD. 132X magnification.200X magnification after splicing

Tension test

1.96 to 2.25N

Applicable protection sleeve

60mm, 40mm and Fujikura micro sleeves

No. of splice / heating per battery full charge

Typical 200 cycles with BTR-11*²

Electrode life

Typical 5000 splices

Size / weight

131W x 201D x 79H mm / 1300g (including battery)

Operating condition

Altitude : 0 to 5,000m above sea level, Wind : 15m/sec*³
Temperature : -10 to 50deg C, Humidity : 0 to 95%RH, non-dew

Resistance feature*⁴

Shock resistance : 76cm (30inch) bottom surface drop
Dust resistance : Exposure to dust ( 0.1 to 500μm dia. Alumina Silicate) ,IP5X
Rain resistance : H=10mm/hr for 10min ,IPX2

Other features

PC software upgrade / data management


USB 2.0 (Mini-B type) connector for PC communication.