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* PoE verification, cable speed verification, and cable certification tests cannot be performed with KEW 8550.

| Month(s) | Handling Fee (%) | Monthly (Approx) | Total (Approx) |
|---|---|---|---|
| 3 | 0.00% | 0.00 | 0.00 |
| 6 | 0.00% | 0.00 | 0.00 |
| 12 | 0.00% | 0.00 | 0.00 |
| Measurable connector | RJ45 connector |
|---|---|
| Measurable cable | Twisted-pair cable(shielded wire(STP), unshielded wire(UTP)) |
| Measurable cable category | CAT5, CAT5e, CAT6, CAT6A |
| Wiremap function (Testable length range 100m or less) |
Opens, shorts, crossed, reversed, transposed, split pairs, and shielded / unshielded |
| Cable length measurement | 0.1 to 255m |
| Accuracy | ±10% ±1m |
| Operating temperature & humidity range | 0 to 40℃, relative humidity of 80% or less(no condensation) |
| Storage temperature & humidity range | -10 to 60℃, relative humidity of 70% or less(no condensation) |
| Applicable standard | IEC 61326-1(EMC) |
| Power source | R03 / LR03(AAA)(1.5V)×6 |
| Dimension | Display unit:156(L)×73(W)×35(D)mm Remote unit:72(L)×23(W)×24(D)mm |
| Weight | Display unit:Approx.245g(including batteries) Remote unit:Approx.25g |
| Accessories | 8551-1(Remote unit (ID.1)) 9201(Carrying case) LAN cable × 2 Batteries, Instruction manual |
| Optional accessories | 8551-25(Remote units (ID.2 to 5)) 8551-68(Remote units (ID.6 to 8)) |
The LCD shows “PASS” for correct wiring and blinking
symbol and fault status for incorrect wiring.




Cable length can be measured up to 255m.
The accuracy can be enhanced by compensation setting for each cable.

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