
Diamond Chain Types Explained
Husqvarna diamond chain suffixes like C20, C45, C70, FR3, PXC45, PRO45, ELC45, and SLC45 help identify how the chain cuts and what it's best used for.
| Chain | Type | How It Cuts | Best For | Advantage | Notes |
|---|---|---|---|---|---|
| C20 | Elite / Concrete | Smooth, less aggressive | Light cutting, control work | Cleaner, controlled cuts | Not ideal for heavy production |
| C45 | Elite / Concrete | Balanced | General reinforced concrete | Best all-around | Most common choice |
| C70 | Elite / Concrete | Aggressive, fast | Hard concrete, production | Faster cutting | More aggressive feel |
| FR3 | Rescue / Multi | Versatile | Mixed materials | Multi-material use | Great for unpredictable jobs |
| PXC45 | Premium | High performance | Contractors wanting speed | Faster + efficient | Upgraded C45 |
| PRO45 | Professional | General purpose | Everyday work | Reliable | Similar to C45 use |
| ELC45 | Extended Life | Durable | Long wear applications | Longer lifespan | Great for abrasive materials |
| SLC45 | Value | General purpose | Budget jobs | Lower cost | Shorter lifespan vs premium |
C45 – Best All-Around
General Concrete
- Balanced cutting
- Great for reinforced concrete
- Most common contractor choice
C70 – Faster Cutting
Hard Concrete
- More aggressive
- Faster production cutting
- Best for tough jobs
C20 – Smooth Control
Light Duty
- Less aggressive
- Better control
- Cleaner cuts
FR3 – Multi-Material
Rescue Use
- Cuts mixed materials
- Versatile
- Great for unknown conditions
PXC45 – Premium Upgrade
High Performance
- Faster cutting
- More efficient
- Upgrade from C45
ELC45 – Longer Life
Durability
- Extended wear life
- Good for abrasive jobs
- Less frequent replacement
SLC45 – Budget Option
Value
- Lower cost
- General purpose
- Good for lighter use
Product Specification
Product Info
Manufacturer
Husqvarna
Product Type
Hand-Held Saw
Product Subtype
Concrete Chainsaws
Model/Series
K 7000 Chain Flushcut
Part #
970 71 23‑01
UPC
805544555814
Quantity
1
POWER / ENGINE
Power Source
Corded
Output Power
7.4 hp
Rated Input Power
4/7.4 hp
Frequency
50/60 Hz
Phases
1 and 3 ph
Voltage
220-240 / 200-480 V
CUTTING EQUIPMENT
Cutting Depth, Max
18 in
Bar Length (inch)
18 in
Peripheral Speed, Max
5,100 fpm
DIMENSIONS & WEIGHT
Product Size Length
9.1 in
Product Size Width
9.1 in
Product Size Height
15 in
Weight
20.7 lbs
Packaging Length (Calc)
18.11 in
Packaging Width (Calc)
9.252 in
Packaging Height (Calc)
15.748 in
Article Gross Weight (Calc)
23.149 lbs
SOUND & VIBRATION
Sound Power Level, Guaranteed (LWA)
112 dB(A)
Sound Pressure Level at Operators Ear
102 dB(A)
Vibrations Left/Front Handle
3.9 m/s²
Vibrations Right/Rear Handle
2.1 m/s²
Warranty
Husqvarna K7000 Chain Flushcut Warranty
1 year limited warranty
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