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Home / Products / Fiber Optic Installation Tools / Fiber Cleaver / LF051 S09 Telecom Grade Low Cut Angle Fiber Optic Cleaver Precise Optical Fiber Splicing Cutting Tool

LF051 S09 Telecom Grade Low Cut Angle Fiber Optic Cleaver Precise Optical Fiber Splicing Cutting Tool

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Product Description

S09 Fiber Cleaver for Single and Ribbon Fiber Preparation

S09 fiber cleaver is a mechanical preparation tool for producing a flat, repeatable end face on stripped optical fibre before fusion splicing, mechanical splicing or connector termination. Its commercial value is not the number of cuts printed on the box; it is the ability to deliver stable cleave geometry across technicians, blade positions and field conditions.

S09 uses controlled manual three-step action with manual blade return and is best suited to telecom teams that need adjustable single-fibre cleave length and a project-specified option for 2–12-core ribbon fibre. LinkFiber can supply the cleaver as a stand-alone tool or as part of a project kit with the matched stripper, cleaning materials, spare blade, carrying case and work instruction.

Best Fit in a Fiber Splicing Workflow

Process step	Required control	Why it affects splice yield
Strip	Remove jacket, strength members and coating without nicking the glass	A damaged fibre can break during cleaving, loading or service.
Clean	Use fresh lint-free wipes and suitable high-purity alcohol; allow the fibre to dry	Coating debris or gel contaminates the blade and creates hackle or angled end faces.
Set length	Place the prepared fibre against the correct scale/stop without axial tension	Prepared length must match the fusion-splicer holder, sleeve process or connector specification.
Cleave	Close and operate the tool using the model-specific sequence; do not twist or pull the fibre	Side load and vibration can produce lips, chips and inconsistent angles.
Inspect and splice	Use the splicer image/cleave-angle estimate and monitor splice-loss trend	A single acceptable image does not prove the tool remains stable over a production lot.
Dispose of scrap	Collect all glass fragments in a closed sharps container	Bare fibre scraps are difficult to see and can penetrate skin or contaminate work areas.

A fibre cleaver never cuts an intact 2.0 × 3.0 mm drop cable or a jacketed jumper directly. A multi-slot fixture may hold the prepared cable or coated fibre, but the cable jacket, strength members and coating must first be stripped so the blade contacts clean 125 µm glass. This distinction prevents broken blades, poor end faces and unsafe glass fragments.

Model Selection and Configuration Control

Choose S09 when ribbon capability, adjustable prepared-fibre length or a deliberate multi-step operating sequence is more important than one-action speed.

The existing specification lists 8–20 mm adjustment for single fibre, a fixed 10 mm ribbon setting, a built-in scrap collector and a supplier-stated blade design life of at least 36,000 cleaves. Ribbon work requires the correct holder and must be proven with the actual ribbon construction before volume procurement.

Before purchasing, confirm coating diameter, cladding diameter, prepared-fibre length, holder type, single or ribbon construction, blade code, spare-blade availability, waste-collection method and the operator sequence. Photographs alone are insufficient because similar housings may contain different holders or adjustment systems.

Technical Specifications

Parameter	Specification / procurement note
Product Model	S09 Fiber Cleaver (Fixed Model, S09)
Product Category	Professional High-Precision Fiber Cutting Tool (FTTH, Single & Ribbon Fiber, Cold Splicing, Hot Splicing)
Application	FTTH/FTTB/FTTC Installation, FTTx Projects, Data Centers, Fiber Optic Cold Splicing, Hot Splicing, Fiber Maintenance & Emergency Repair, Single & Ribbon Fiber Cutting
Blade Material	High-Quality High-Strength Tungsten Steel, High Hardness, Wear-Resistant, Corrosion-Resistant, Fine Grain Structure
Blade Specifications	16 Cutting Surfaces, Replaceable Blade; Total Blade Service Life: ≥36000 Cuts (2000 Cuts per Surface) Supplier-stated design life; actual service life depends on blade indexing, height adjustment, cleaning, fibre condition and lot acceptance.
Cutting Mode	Manual Cutting, Three-Step Operation, Manual Blade Return; Stable Operation with Multi-Action Process
Compatible Fiber Types	Bare Fiber (0.25mm, 125μm Cladding Diameter), Pigtail (0.9mm), 3.0mm Indoor Cable, 2-12 Core Ribbon Fiber; Suitable for Single-Mode and Multi-Mode Fibers The cleaver cuts stripped 125 µm glass: cable jackets, strength members and coatings must be removed and the fibre cleaned before cleaving.
Fixture Design	Universal Fixture for Single Core Fiber; Replaceable Fixture for Ribbon Fiber; No Need for Fixture Replacement for Single Core Fiber Cutting
Cutting Quality	Smooth and Flat Cutting End Face, No Burrs, Average Cutting Angle ≤0.8°, Effectively Reducing Splicing Loss Confirm the angle criterion on the approved model and evaluate a sample distribution, not a single best cleave; cleave angle alone does not guarantee splice loss.
Cutting Length	8-20mm (Adjustable) for Single Core Fiber; Fixed 10mm for Ribbon Fiber
Operating Temperature	-40℃ ~ +80℃, Wide Temperature Adaptation, Suitable for Harsh Outdoor Environments
Storage Temperature	-40℃ ~ +80℃; Relative Humidity: 0~95%; Atmospheric Pressure: 70Kpa ~ 106Kpa
Product Dimensions	59×60×51mm (Standard Size), Compact and Easy to Carry
Net Weight	Approx. 250-300g (Single Cleaver), Lightweight for Field Operation
Special Design	Orange Housing (Easy Identification), Built-in Waste Fiber Box (Collects Fiber Scraps), Manual Blade Return, Stable Multi-Action Operation Process, Wear-Resistant Surface
Compatibility	Compatible with All Types of Fiber Fusion Splicers, Suitable for Both Cold Splicing and Hot Splicing; Works with Ribbon Fusion Splicer Holders for Ribbon Fiber Cutting Holder geometry, prepared-fibre length and operating sequence must be confirmed with the intended splicer or connector process.
Certifications	Model-specific CE/RoHS documentation availability must be confirmed for the exact supplied variant before order; do not assume one document covers all visually similar models.
Warranty Period	1 Year (Whole Machine); 3 Months (Blade, Consumables Excluded); Blade Service Life: ≥36000 Cuts Final warranty and consumable exclusions follow the signed quotation.
Packaging Details	Hard Carton: 1 Set/Carton; Standard Configuration: 1×Signal Fire S09 Fiber Cleaver, 1×Hexagonal Knife-Adjusting Wrench, 1×Shockproof Bag, 1×User Manual, 1×Packaging Box; Custom logo and packing quantity are confirmed per project.

What the Cleaver Actually Controls

The cleaver creates a controlled fracture in the glass. It does not polish the end face and it cannot by itself guarantee splice loss. The result depends on the blade edge initiating the crack, correct bending stress, stable clamping and a fibre free from coating residue. Fusion-splicer cleave-angle estimates are useful process indicators, but they are not a substitute for inspecting a representative sample and monitoring actual splice performance.

Single-mode and multimode fibres normally share a 125 µm cladding diameter, but coating, bend sensitivity, ribbon geometry and holder requirements vary. G.652.D and G.657.A access fibres can be processed when the holder and stripped length are correct; unusual coatings, fibres above standard cladding diameter or specialty fibres require project testing.

Blade Life, Position Indexing and Adjustment

Published blade life is normally a design estimate derived from multiple indexed edge positions. It should not be treated as a guaranteed number of acceptable cleaves without maintenance. A blade position should be advanced only after cleaning, fibre preparation and loading have been ruled out. Blade height changes fracture geometry and should be adjusted with the supplied tool in small controlled steps, then validated with a cleave sample—not changed to chase one poor splice.

Common Cleaving Failures and Prevention

Observed problem	Likely cause	Corrective action
High or variable cleave angle	Dirty blade, fibre not seated flat, worn position, excessive side load or wrong blade height	Clean the clamp and blade area, reseat the fibre, index to a qualified position and verify height with the approved procedure.
Lip, hackle, chip or mirror-zone defect	Contaminated glass, damaged coating strip, blade damage or uncontrolled operating motion	Re-strip and clean the fibre; inspect blade edge and repeat using the model-specific sequence.
Good cleave but high splice loss	Wrong fibre program, core/cladding mismatch, dirty electrodes, bend in holder or poor alignment	Do not adjust the cleaver blindly; isolate splicer, fibre and cleaver contributions with controlled samples.
Fibre breaks before cleave	Glass was nicked during stripping or clamped under tension	Inspect stripper condition, avoid bending the bare fibre and reload without axial load.
Short blade life	Cleaving dirty fibre, repeated use of one position, incorrect height adjustment or abrasive contamination	Use a maintenance log, rotate only after a verified decline and protect the cleaver in its case.
Prepared length does not fit holder	Wrong scale/fixture or confusion between coating diameter and cable size	Approve the complete strip-and-cleave work instruction using the actual cable, holder and sleeve.

Pre-shipment Quality and Acceptance Plan

For a B2B order, LinkFiber can qualify the exact cleaver, blade and holder combination against a written inspection plan. A practical lot check uses the buyer’s representative fibre and stripper, performs repeated cleaves across selected units, reviews the end-face image or splicer cleave-angle estimate and records defects, operating feel, scrap collection and accessory completeness.

Approve one exact model and blade/holder construction before volume production.
Test a representative sequence rather than reporting only one best cleave.
Record fibre type, coating diameter, prepared length, blade position and operator.
Set acceptance limits for angle distribution, visible defects and successful splice rate.
Verify blade indexing, adjustment tool, waste box or scrap-control method and spare-part supply.
Check protective packing, label, manual and ordered accessories before shipment.

B2B Buyer Guide: Information Required for an Accurate Quote

Send the fibre or cable type, cladding and coating diameter, single or ribbon count, target prepared-fibre length, fusion-splicer or fast-connector model, expected daily workload, quantity, destination, spare-blade requirement and private-label needs. For tenders, add the inspection method, sampling level, required reports and exact compliance documents.

For medium-sized contractors and distributors, total cost should include blade availability, repeatability, technician training time, fixture compatibility, scrap safety and after-sales adjustment support. A cheaper cleaver that causes repeat splices, wasted sleeves and return visits can cost more than the tool itself.

MOQ, Samples, Lead Time and Packing

Commercial item	Standard B2B arrangement
MOQ	Project-based quantity for installation tools; trial and customized quantities can be discussed
Samples	Available on request for compatibility and cleave-quality evaluation
Lead time	Normally 5–10 days after model, accessory and commercial confirmation
Packing	Protective case or shockproof bag, adjustment tool, manual and export carton according to selected model
Customization	Logo, label, colour, manual language, spare-blade kit, accessory bundle, inspection report and packing
Documents	Model datasheet, packing list and lot inspection records available by order; compliance evidence must match the exact supplied variant

Related Fiber Installation Tools

Compare other models in the Fiber Cleaver range or build a complete field kit from Fiber Optic Installation Tools. Related choices include the SKLS3 cleaver, Signal Fire S09, SKL6C and FC6S. LinkFiber can match the cleaver with strippers, cleaning tools, spare blades and fusion-splicing equipment under one approved packing list.

FAQ

Q：

What is the Signal Fire S09 fiber cleaver used for?

A：

The Signal Fire S09 fiber cleaver is used to prepare a flat fiber end face before fusion splicing. It is commonly used in FTTH installation, maintenance and repair where stable cleave quality directly affects splice loss.

Q：

How does the Signal Fire S09 cleaver help reduce splice loss?

A：

A stable fiber cleaver creates a clean end face with low cleave angle. This helps the fusion splicer align and fuse fibers correctly, reducing the risk of high loss, bubbles or repeated splice failures in field work.

Q：

What should B2B buyers check before ordering Signal Fire S09 cleavers?

A：

Buyers should confirm blade life, applicable fiber type, holder compatibility, body material, scrap fiber collection and spare blade availability. For distributors, consistent quality and spare parts are important for customer satisfaction.

Q：

Can the Signal Fire S09 fiber cleaver be paired with different fusion splicer brands?

A：

Yes. Fiber cleavers are generally used with many fusion splicer brands as long as the prepared fiber size and holder method match the splicer workflow. Buyers can confirm their splicer model before ordering.

Q：

Do you support bulk orders for Signal Fire S09 fiber cleavers?

A：

Yes. Samples and bulk orders can be arranged according to customer requirements. Normal lead time is usually 5-10 days depending on stock, with standard carton packing or customized project packing.

Inquiry

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