HELTEC Waterproof Solar Kit for Outdoor Meshtastic/MeshCore 2.4G LoRa
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HELTEC Waterproof Solar Kit for Outdoor Meshtastic/MeshCore 2.4G LoRa
HELTEC Waterproof Solar Kit for Outdoor Meshtastic/MeshCore 2.4G LoRa is a solar-powered outdoor enclosure kit designed for long-running LoRa node deployments in the field. It provides a 3.7V output through a 1.25-2P interface, supports 1 to 4 18650 lithium batteries in parallel, and is built for outdoor use with an IP67 waterproof enclosure. This makes it especially suitable for Meshtastic nodes, MeshCore nodes, off-grid LoRa installations, remote telemetry, and outdoor solar-powered sensor or relay deployments.
This kit is directly compatible with Heltec development boards, and it works especially well with WiFi LoRa 32 V4, WiFi LoRa 32 V3, Mesh Node T114, and Wireless Tracker. The default development board bracket included in the kit is intended for WiFi LoRa 32 V3, WiFi LoRa 32 V4, and Mesh Node T114. The two antenna variants share the same packing logic here, so one common packing list is used.

Features
- Outdoor solar kit with waterproof enclosure for long-term field deployment.
- Designed for Meshtastic and MeshCore node installations.
- 3.7V output with 1.25-2P interface for Heltec-compatible dev boards.
- Supports 1 to 4 rechargeable 18650 batteries connected in parallel.
- 5W solar panel with 6V generation voltage.
- IP67 waterproof protection for outdoor deployment scenarios.
- Directly compatible with multiple Heltec development boards, including V3, V4, T114, and Wireless Tracker.
Specifications
| Frequency Options | 868MHz, 915MHz |
| Solar Watts | 5W |
| Generation Voltage | 6V |
| Power Output | 3.7V |
| Connector | 1.25-2P |
| Supported Battery Type | 18650 lithium battery |
| Battery Quantity | 1-4 cells |
| Connection Method | Parallel |
| Type-C Input Charging Voltage | 5V / 1A |
| Charging Temperature | 0 to 45 C |
| Discharging Temperature | -20 to 65 C |
| Overcharge Protection | 4.25V |
| Over-discharge Protection | 3.0V |
| Charging Time @12000mAh (USB-C) | 10-12 hours from 3V to 4.25V |
| Charging Time @12000mAh (Solar) | 20-24 hours at 50,000 lux |
| Charging Indicator | Green: charging; unlit: fully charged |
| Waterproof Rating | IP67 |
| Product Size | 178 x 178 x 35 mm |
| Weight | Approx. 850g |
Applications
- Outdoor Meshtastic nodes for rooftop, pole, or field installation.
- Outdoor MeshCore nodes for private off-grid communication.
- Solar-powered LoRa field deployments for remote telemetry and monitoring.
- Remote sensor and communications enclosures using Heltec LoRa boards.
- Permanent or semi-permanent outdoor relay installations where weather protection matters.
Packing List
- Solar enclosure x1
- Antenna x1 or x2 depending on the selected antenna configuration
Other Content
Installation Diagram
This installation guide shows how the included development board bracket is used for Mesh Node T114 and for WiFi LoRa 32 V3 / V4. It is one of the most important reference images for this product because it makes the bracket difference immediately clear.

Development board bracket
The default bracket in the kit is designed around WiFi LoRa 32 V3, WiFi LoRa 32 V4, and Mesh Node T114. If you are selecting hardware for this enclosure, those are the most straightforward board choices. On your site, you can pair this kit with WiFi LoRa 32 V4, WiFi LoRa 32 V3, Mesh Node T114, or Wireless Tracker depending on your deployment target.
Battery flexibility
The enclosure supports 1 to 4 parallel 18650 cells, which gives you flexibility to balance runtime, weight, and maintenance interval depending on how demanding the deployment is.

Resources
- Heltec LoRa Node Series application for Meshtastic
- Heltec Docs
- Heltec Forum
- Heltec GitHub repositories
- Meshtastic official site
- MeshCore official site
FAQ
Do the 868MHz and 915MHz variants use different packing lists?
No. For this product, the two variants can use the same common packing list.
Which development boards fit the default bracket most directly?
The default bracket is intended for WiFi LoRa 32 V3, WiFi LoRa 32 V4, and Mesh Node T114.
Does this kit include batteries?
No. Batteries are not included and need to be installed separately.
What kinds of projects is it best for?
It is a strong fit for outdoor Meshtastic nodes, outdoor MeshCore nodes, solar-powered LoRa deployments, and remote waterproof field enclosures.
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2.1 Germany Domestic Shipping
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0.00 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
|
DHL Paket (Faster Delivery) |
€0.00 - €50.00 | €6.95 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
€50.00 - €100.00 | €2.00 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
Over €100.00 | Free | 1-3 Business Days |
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Available EU shipping destinations are shown at checkout based on your shipping address. For orders shipped to selected EU countries or regions outside Germany, we use FedEx Regional Economy.
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| FedEx Regional Economy | €0.00 - €100.00 | €7.95 | 3-5 Business Days |
| FedEx Regional Economy | Over €100.00 | Free | 3-5 Business Days |
EU orders may be fulfilled from our Munich warehouse or, when applicable, from our Shenzhen warehouse depending on inventory availability. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
2.3 United States
| Region | Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|---|
|
Continental U.S. (50 States) |
USPS Ground Advantage | €0.00 - €45.00 | €4.95 | 3-7 Business Days |
| USPS Ground Advantage | Over €45.00 | Free | 3-7 Business Days | |
| USPS Priority Mail | €0.00 - €45.00 | €16.95 | 1-4 Business Days | |
| USPS Priority Mail | Over €45.00 | €14.95 | 1-4 Business Days | |
|
Non-Continental U.S. (AK, HI, PR, etc.) |
USPS Ground Advantage | €0.00 - €60.00 | €6.95 | 5-9 Business Days |
| USPS Ground Advantage | Over €60.00 | Free | 5-9 Business Days |
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2.4 International Destinations Outside the EU
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| Order Amount | Shipping Cost |
|---|---|
| €0.00 - €300.00 | €19.95 |
| Over €300.00 | Free |
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3.3 Shenzhen Warehouse
For pre-order items or products fulfilled directly from our Shenzhen warehouse, we arrange reliable international shipping based on destination and inventory status. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
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For EU Member States:
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6. VAT
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