Late 50 R Mesh Intercom System
Right of Return
Right of Return
You always have a 14-day right of return at Arboristbutiken.
Shipping & Delivery
Shipping & Delivery
Free shipping on all orders over 2000 SEK. Arboristbutiken uses DHL, and orders placed before 12:00 are shipped the same day. Delivery time within Sweden is usually 1-2 working days.
Size Guide
Official measurement charts for climbing harnesses, chainsaw protective trousers, shoes, gloves, and jackets. All measurements are in centimeters unless otherwise specified.
| Size | Waist Belt (cm) | Leg Loop (cm) | Body Height (cm) | Weight (g) |
|---|---|---|---|---|
| 0 | 65–80 | 44–59 | 160–180 | 1 935 |
| 1 | 70–93 | 47–62 | 165–185 | 1 975 |
| 2 | 83–120 | 50–65 | 175–200 | 2 075 |
Applies to Petzl AVAO & SEQUOIA. Measurements refer to body measurements, not clothing measurements.
| Size | Hip/Waist (cm) | Thigh/Leg Loop (cm) | Max User Weight |
|---|---|---|---|
| S | 69–86 | 38–57 | 150 kg |
| M | 80–105 | 42–72 | |
| L | 92–129 | 48–87 |
Applies to TreeMotion Pro X. Unisex ergonomic design. Max 150 kg including equipment.
| Size | Waist Measurement (cm) | Leg Loop (cm) |
|---|---|---|
| S (Small) | 65–83 | 44–59 |
| M (Medium) | 75–102 | 47–63 |
| L (Large) | 88–123 | 51–73 |
Applies to Kinisi MAX, PRO and KEY. Side rings should be centered on the hip or slightly forward. Max 150 kg.
| Size | Waist (cm) | Regular Leg Length (cm) |
|---|---|---|
| XS | 80 | 80 |
| S | 86 | 81–83 |
| M | 90 | 85–86 |
| L | 94 | 88–89 |
| XL | 98 | 86 |
| 2XL | 102 | 86 |
Class 1 chainsaw protection, Type A, 20 m/s. Slim design with 4-way stretch.
| Size | Waist Measurement (cm) | Leg Loop (cm) |
|---|---|---|
| XS/S | 60–80 | 40–55 |
| M/L | 75–100 | 48–65 |
| XL/XXL | 90–120 | 55–75 |
Check the manufacturer's current datasheet for model-specific measurements. General guidelines are shown above.
| Size | Waist Measurement (cm) | Leg Loop (cm) |
|---|---|---|
| S | 62–80 | 40–56 |
| M | 76–98 | 48–64 |
| L | 88–118 | 53–72 |
Check the manufacturer's current datasheet for model-specific measurements.
| Size | Waist Measurement (cm) | Leg Loop (cm) |
|---|---|---|
| S/M | 66–96 | 41–61 |
| L/XL | 86–121 | 51–76 |
Check the manufacturer's current datasheet for model-specific measurements.
| Size | Waist (cm) | Regular Leg Length (cm) | Long Leg Length (cm) | Short Leg Length (cm) |
|---|---|---|---|---|
| 2XS | 74 | 80 | 87 | 75 |
| XS | 80 | 80 | 87 | 75 |
| S | 86 | 80 | 87 | 75 |
| M | 92 | 80 | 87 | 75 |
| L | 98 | 80 | 87 | 75 |
| XL | 104 | 80 | 87 | 75 |
| 2XL | 110 | 80 | 87 | 75 |
| 3XL | 116 | 80 | 87 | 75 |
| 4XL | 122 | 80 | 87 | 75 |
Body measurements. Choose leg length (regular/long/short) separately.
| EU Size | Waist (cm) | Regular Leg Length (cm) | Long Leg Length (cm) |
|---|---|---|---|
| 42 | 74 | 80 | 88 |
| 44 | 78 | 80 | 88 |
| 46 | 82 | 82 | 90 |
| 48 | 86 | 82 | 90 |
| 50 | 90 | 82 | 90 |
| 52 | 94 | 82 | 90 |
| 54 | 98 | 83 | 90 |
| 56 | 102 | 83 | 90 |
| 58 | 108 | 83 | 90 |
| 60 | 114 | 83 | 90 |
Waist measured at the top edge of the trousers (Bundweite). Stretch-Zone provides an elastic fit.
| Size | Waist (cm) | Short Leg Length (cm) | Regular Leg Length (cm) | Long Leg Length (cm) |
|---|---|---|---|---|
| XS | 63–71 | – | 79 | – |
| S | 71–87 | 74 | 79 | 84 |
| M | 81–89 | 74 | 79 | 84 |
| L | 89–97 | 74 | 79 | 84 |
| XL | 97–107 | 74 | 79 | 84 |
| XXL | 107–114 | 74 | 79 | 84 |
| 3XL | 114–122 | – | 79 | – |
| 4XL | 122–129 | – | 79 | – |
| 5XL | 129–137 | – | 79 | – |
Leg length = inseam (crotch to ankle bone). BreatheFlex Pro has a slimmer fit in the thighs and legs than standard Breatheflex.
| Size | Waist (cm) |
|---|---|
| XS | 66–74 |
| S | 74–82 |
| M | 82–90 |
| L | 90–98 |
| XL | 98–106 |
| XXL | 106–117 |
| XXXL | 117–129 |
| XXXXL | 129–141 |
Body measurements. Leg length varies per model – see product datasheet. If size differs, custom manufacturing can be ordered.
| Size | Waist (cm) | Leg Length (cm) |
|---|---|---|
| XS | 80 | 80 |
| S | 86 | 81–83 |
| M | 90 | 85–86 |
| L | 94 | 88–89 |
| XL | 98 | 86 |
| 2XL | 102 | 86 |
Body measurements. 4-way stretch material.
| Size | Waist (cm) | Leg Length (cm) |
|---|---|---|
| S | 72–80 | 78 |
| M | 80–88 | 80 |
| L | 88–96 | 82 |
| XL | 96–106 | 82 |
| XXL | 106–116 | 82 |
Check the manufacturer's current datasheet for model-specific measurements.
| Size | Waist (cm) | Leg length (cm) |
|---|---|---|
| S | 74–84 | 80 |
| M | 84–94 | 82 |
| L | 94–104 | 82 |
| XL | 104–114 | 82 |
| XXL | 114–124 | 82 |
Check the manufacturer's current data sheet for model-specific measurements.
| EU | UK | US | Foot Length (cm) | Foot Width (cm) |
|---|---|---|---|---|
| 36 | 3 | 4 | 24.3 | 8.4 |
| 37 | 4 | 5 | 25.0 | 8.6 |
| 38 | 5 | 6 | 25.6 | 8.7 |
| 39 | 6 | 7 | 26.3 | 8.9 |
| 40 | 6.5 | 7.5 | 27.0 | 9.0 |
| 41 | 7 | 8 | 27.6 | 9.2 |
| 42 | 8 | 9 | 28.3 | 9.3 |
| 43 | 9 | 10 | 29.0 | 9.5 |
| 44 | 10 | 11 | 29.6 | 9.6 |
| 45 | 10.5 | 11.5 | 30.3 | 9.8 |
| 46 | 11 | 12 | 31.0 | 9.9 |
| 47 | 12 | 13 | 31.6 | 10.1 |
| 48 | 13 | 14 | 32.3 | 10.2 |
| 49 | 14 | 15 | 33.0 | 10.4 |
Foot length: measure with even weight distribution, heel to longest toe. Choose a larger size if you are in between.
| EU | UK | US | Foot Length (cm) | Mondo Point (cm) |
|---|---|---|---|---|
| 38 | 5 | 6 | 22.0 | 24.0 |
| 38.5 | 5.5 | 6.5 | 22.5 | 24.5 |
| 39 | 6 | 7 | 23.0 | 25.0 |
| 40 | 6.5 | 7.5 | 23.5 | 25.5 |
| 40.5 | 7 | 8 | 24.0 | 26.0 |
| 41 | 7.5 | 8.5 | 24.5 | 26.5 |
| 42 | 8 | 9 | 25.0 | 27.0 |
| 42.5 | 8.5 | 9.5 | 25.5 | 27.5 |
| 43 | 9 | 10 | 26.0 | 28.0 |
| 44 | 9.5 | 10.5 | 26.5 | 28.5 |
| 44.5 | 10 | 11 | 27.0 | 29.0 |
| 45 | 10.5 | 11.5 | 27.5 | 29.5 |
| 46 | 11 | 12 | 28.0 | 30.0 |
| 46.5 | 11.5 | 12.5 | 28.5 | 30.5 |
| 47 | 12 | 13 | 29.0 | 31.0 |
| 47.5 | 12.5 | 13.5 | 29.5 | 31.5 |
| 48 | 13 | 14 | 30.0 | 32.0 |
EU size may run half a size small – consider sizing up. Mondo Point = foot length + approx. 2 cm toe room.
| EU | Foot Length (cm) |
|---|---|
| 37 | 22.9 |
| 38 | 23.5 |
| 39 | 24.2 |
| 39.5 | 24.7 |
| 40 | 24.9 |
| 40.5 | 25.1 |
| 41 | 25.5 |
| 42 | 26.1 |
| 42.5 | 26.4 |
| 43 | 26.7 |
| 44 | 27.4 |
| 44.5 | 27.8 |
| 45 | 28.3 |
| 45.5 | 28.8 |
| 46 | 29.3 |
| 47 | 29.7 |
| 48 | 30.2 |
| 49 | 30.8 |
ZBPK last: good heel grip, generous toe box. May fit half a size smaller than everyday shoes. Measure foot with sock on.
| EU | Foot Length (cm) |
|---|---|
| 38 | 24.0 |
| 39 | 24.7 |
| 40 | 25.3 |
| 41 | 26.0 |
| 42 | 26.7 |
| 43 | 27.3 |
| 44 | 28.0 |
| 45 | 28.7 |
| 46 | 29.3 |
| 47 | 30.0 |
Standard EU → foot length conversion. Check manufacturer's data sheet for exact fit.
| Hand Size | Label | Hand Circumference (cm) | Hand Length (cm) |
|---|---|---|---|
| 6 | XS/S | 15.2 | 16.0 |
| 7 | S | 17.8 | 17.1 |
| 8 | M | 20.3 | 18.2 |
| 9 | L | 22.9 | 19.2 |
| 10 | XL | 25.4 | 20.4 |
| 11 | XXL | 27.9 | 21.5 |
| 12 | 3XL | 30.4 | >21.5 |
According to EN ISO 21420:2020. Hand size = number designation from the standard. Sizes 7–12 most commonly available.
| Palm Width (cm) | Size |
|---|---|
| 7 | S |
| 8 | M |
| 9 | L |
| 10 | XL |
| 11 | XXL |
| 12 | 3XL |
Measure the palm width flat with a ruler or tape measure. Size up for a looser fit. StretchFlex provides an elastic, finger-agile fit.
| Size | Hand Circumference (cm) |
|---|---|
| S | 17–19 |
| M | 19–21 |
| L | 21–23 |
| XL | 23–25 |
| XXL | 25–27 |
Measure circumference around the widest part of your hand (knuckles). Check the product data sheet for model-specific measurements.
| Size | Hand Circumference (cm) |
|---|---|
| 7 (S) | 17–19 |
| 8 (M) | 19–21 |
| 9 (L) | 21–23 |
| 10 (XL) | 23–25 |
| 11 (XXL) | 25–27 |
Guide Gloves use European hand sizes. Check the manufacturer's data sheet.
| Size | Hand Circumference (cm) |
|---|---|
| S | 17–19 |
| M | 19–21 |
| L | 21–23 |
| XL | 23–25 |
| XXL | 25–27 |
Check the manufacturer's data sheet for model-specific measurements.
| Size | Hand Circumference (cm) |
|---|---|
| S | 17–19 |
| M | 19–21 |
| L | 21–23 |
| XL | 23–25 |
Check the manufacturer's data sheet for model-specific measurements.
| Size | Chest (cm) | Waist (cm) | Body Length (cm) |
|---|---|---|---|
| XS | 84–89 | 70–75 | 166–171 |
| S | 90–95 | 76–81 | 172–177 |
| M | 96–101 | 82–87 | 178–183 |
| L | 102–107 | 88–93 | 184–189 |
| XL | 108–113 | 94–99 | 184–189 |
| XXL | 114–121 | 100–109 | 184–189 |
| 3XL | 122–129 | 110–117 | 184–189 |
Body measurements. Check the product page for specific model size information.
| Size | Chest (cm) | Waist (cm) |
|---|---|---|
| XS | 82–86 | 72–76 |
| S | 86–90 | 76–80 |
| M | 90–94 | 80–84 |
| L | 94–98 | 84–88 |
| XL | 98–104 | 88–94 |
| XXL | 104–110 | 94–100 |
| 3XL | 110–116 | 100–106 |
| 4XL | 116–122 | 106–112 |
Body measurements. Check the manufacturer's data sheet for model-specific measurements.
| Size | Chest (cm) | Waist (cm) |
|---|---|---|
| XS | 80–88 | 68–76 |
| S | 88–96 | 76–84 |
| M | 96–104 | 84–92 |
| L | 104–112 | 92–100 |
| XL | 112–122 | 100–110 |
| XXL | 122–132 | 110–120 |
| XXXL | 132–142 | 120–130 |
Body measurements. Check the product data sheet for model-specific measurements.
| Size | Chest (cm) | Waist (cm) |
|---|---|---|
| S | 88–96 | 76–84 |
| M | 96–104 | 84–92 |
| L | 104–112 | 92–100 |
| XL | 112–120 | 100–108 |
| XXL | 120–128 | 108–116 |
| 3XL | 128–136 | 116–124 |
Check the manufacturer's current data sheet for model-specific measurements.
Description
Description
The Sena 50R Mesh Intercom System is the ultimate choice for arborists and teams who require reliable wireless communication while working in trees and at height. Featuring Mesh 2.0 technology, HD speakers, and Bluetooth 5.0, it offers superior audio quality, long range, and easy handling – perfect for safety and efficiency in demanding environments.
Features
- Mesh 2.0: Robust reliability with intelligent routing that increases data transfer by 80% in difficult conditions for crystal-clear intercom quality.
- Easy Connection: One-Click-to-Connect and voice-activated commands in 8 languages.
- HD Speakers: Sena's new benchmark for high-quality sound with Advanced Noise Control.
- Multi-Channel Open Mesh: Switch between 9 communication channels with an unlimited number of users.
- Bluetooth 5.0: Supports HSP, HFP, A2DP, AVRCP – compatible with phone, GPS, and music streaming.
- Fast Charging: 30% faster, 20 minutes of charging provides 6 hours of Bluetooth intercom or 3.5 hours of Mesh intercom.
- WiFi Adapter: Automatic charging and firmware updates via included cable.
- Glove-Friendly Design: Elegant three-button interface and voice control for "Hey Google" or "Hey Siri".
- FM Radio: Built-in with RDS AF, 76–108 MHz, 10 preset stations, and auto-scan.
- Advanced Audio Management: SBC codec, wide volume control, and sample rate up to 48 kHz.
Technical Specifications
- Talk Time: Bluetooth intercom: 13 hours, Mesh intercom: 8 hours.
-
Dimensions:
- Main unit: 97 x 48 x 27 mm
- Speakers: 40 mm driver, thickness 7.2 mm
- Boom microphone: 150 mm length
- Cable between speakers: 555 mm
- Weight: Main unit: 65 g.
- Operating Temperature: -10°C to 55°C.
-
Range (open terrain):
- Bluetooth intercom: Up to 1.6 km
- Mesh intercom: Up to 2 km (up to 8 km with at least 6 users)
-
Number of users:
- Bluetooth: 4
- Open Mesh: Practically unlimited
- Closed Mesh: 24
- Battery: Lithium Polymer, charging time 1 hour.
- Certificates: CE, FCC, IC.
Contents (Single Pack)
- 1 x Sena 50R main module
- Universal helmet clamp
- Wired boom microphone
- Wired microphone
- Microphone sponges
- Clamp mount
- 1 pair of standard speakers
- 1 pair of HD speakers
- Velcro straps for speakers, microphones, and mounts
- USB charging cable (micro USB)
- WiFi adapter
Note: Dual Pack includes 2 x main modules and double sets of accessories.
With the Sena 50R Mesh, your team gets a safe and stable communication solution that works in all weather – essential equipment for professional arborists.
