Direct DC Input — No DC-DC Converter Needed

Unlike typical solutions, this device supports:

• Wide input: 12V–60V DC
• Stable regulated output: 48–55V DC

👉 This means:

✔ Connect directly to battery
✔ Connect directly to solar controller
✔ No extra DC-DC converter required

Result:

• Lower cost
• Simpler system
• Higher reliability

🔥 POWER SAVING COMPARISON

 

How Much Energy Can You Save?

Traditional Starlink Power Setup:

Battery → Inverter → Starlink AC Adapter → Router → Dish

Typical losses:

• Inverter loss: 10–15%
• AC adapter loss: 10–15%
• Router consumption: 10–20W

👉 Total system waste: 20–30%+ energy loss

Joyvoit DC Solution:

Battery → Joyvoit PoE Injector → Dish

✔ No inverter
✔ No AC conversion
✔ No router power consumption (optional bypass)

👉 Energy savings: up to 20–30%

Infographic comparing traditional AC Starlink setup VS Joyvoit high-efficiency DC-to-DC solar power solution for telecom towers

💡 Real impact:

• Smaller battery needed
• Longer runtime
• Lower system cost

Traditional vs Joyvoit DC Power Solution

Save Energy • Simplify Installation • Built for Off-Grid

Item	Traditional Setup	Joyvoit DC Solution
Power Source	AC Grid Only	Battery / Solar (12–60V DC)
Devices Required	Adapter + Router + Dish	Injector + Dish
Power Conversion	Multiple (DC→AC→DC)	Direct DC → PoE
Energy Loss	15–30% (Typical)	Lower Loss (High Efficiency)
Wiring	Complex	Simple
Installation	Complex Setup	Plug & Play
System Cost	Higher	Lower
Reliability	AC Dependent	Off-Grid Ready
Off-grid Suitability	Limited	Ideal

🔥 ETHERNET ADVANTAGE

Why PoE + Ethernet Is Better for Starlink

 

The Joyvoit PoE system uses standard Ethernet cable:

✅ Lower Power Loss Over Distance

• Better than low-voltage DC transmission
• Reduces voltage drop

✅ Flexible Installation

• Place dish far from power source
• Ideal for roofs, towers, remote poles

✅ Stable Data + Power Integration

• Power + data in one cable
• Cleaner and more reliable system

👉 This is especially critical for:

• Telecom towers
• Rural installations
• Long-distance deployments

🔥 WHAT THIS PRODUCT IS

What Is a Starlink PoE Injector?

 

A high-power DC PoE injector that powers Starlink dishes directly from battery or solar systems.

It replaces:

• AC adapter
• Inverter
• Optional: Starlink router

👉 Delivering a simpler and more efficient system

🔥 KEY FEATURES

⚡ Wide Voltage Direct Input

• 12V / 24V / 48V battery compatible
• No additional converter required

🔋 High Power Output (Up to 150W)

• Handles peak loads (snow / startup)
• More stable than low-power injectors

🔌 Router Bypass Capability

• Connect dish directly
• Use your own router
• Suitable for professional networking

🛡️ Industrial Protection

• Over-voltage / over-current / over-temp
• Built-in 4KV surge protection

🌍 Built for Harsh Environments

• -30°C to +65°C operation
• Durable metal housing

🔥 TECHNICAL SPECIFICATIONS

Feature	Specification	Why it matters
Input Voltage	DC   12V – 60V	Compatible with cars (12V), trucks (24V), and solar   (48V).
Output Voltage	DC   48V – 55V	Optimized to prevent voltage drop over long cable runs.
Max Power	90W   / 150W	Supports Gen 2 and Gen 3 dishes even during peak   heating.
Data Speed	10/100/1000Mbps	Full Gigabit speeds for low-latency gaming and 4K   streaming.
Surge Protection	4KV   Surge Protection	Protects your expensive Starlink dish from electrical   spikes.
Safety Features	Over-heat,   Over-voltage, Over-current	Multiple layers of protection to ensure equipment   longevity.

🔥 INSTALLATION

 

Simple Wiring Setup

Basic structure:

Battery / Solar Controller → Joyvoit PoE Injector → Starlink Dish

Optional:

• Add SPD for outdoor protection

🔥 COMPARISON TABLE

 

Traditional vs Joyvoit DC Solution

 

S/N	Feature	Standard Starlink AC   Adapter	Joyvoit Passive PoE   Injector
1	Power Input	AC 100V – 240V Only	Wide DC 12V – 60V
2	Ideal For	Homes with stable grid   power	RVs, Boats, Solar Sites,   & Remote Off-Grid
3	Efficiency	Lower: Requires an   inverter to convert DC (battery) to AC, then back to DC.	Higher: Pure DC-to-DC   conversion (≧85%) saves up to 20% battery life.
4	Max Power Output	Fixed (Approx. 100W)	Extreme 150W Capacity for   heavy snow/heat.
5	Router Flexibility	Must use Starlink Router	Bypass Starlink Router:   Connect your own router directly.
6	Environmental	Indoor Use Only	Industrial Grade: -30°C to   65°C Operating Temp.
7	Protection	Basic Internal Protection	Industrial 4KV Surge   Protection.+1

APPLICATIONS

• Off-grid solar Starlink systems
• Telecom & tower deployment
• RV / van life internet
• Marine connectivity
• Rural broadband

🔥 FAQ

Can I power Starlink directly from battery?

Yes. The Joyvoit PoE injector supports direct DC input (12V–60V).

Do I still need an inverter?

No. This solution eliminates the need for an inverter.

Can I remove the Starlink router?

Yes. You can bypass it and use your own router.

Why is Ethernet better for long distance?

Ethernet reduces voltage drop and allows stable long-distance installation compared to low-voltage DC wiring.

What is the recommended cable length?

Recommended ≤ 50–80 meters for best performance.

🔥 CTA

Build a Smarter Starlink Power System

Reduce cost. Improve efficiency. Simplify installation.

👉 Request Quote
👉 Contact Engineer
👉 Get Full System Design

🔧 Easy Installation Guide

 

1. DC Power In: Connect your 12V-60V power source to the 4-pin Phoenix Terminal.
2. Data In (LAN): Connect your third-party router or switch to RJ45 Port 1.
3. PoE Out (To Dish): Connect your Starlink dish to RJ45 Port 2. This port provides the high-power 48V-55V signal.
4. Verify: Check the PWR and PoE LEDs to confirm the system is receiving power and delivering it to the dish.