TRIMBLE L504000177 Gnss Bluetooth Receiver Ios Android LEAP-100-A-1.0 Ios/android Mobile

( Brand: Trimble ), ( Manufacturer Part Number: L504000177 ), ( Model: LEAP-100-A-1.0 ), ( Part Type: Receiver )

Review TRIMBLE Gnss Bluetooth Receiver Ios/android Mobile

The **Trimble Leap-100-A (Model L504000177)** is a cutting-edge, ultra-compact GNSS (Global Navigation Satellite System) receiver designed to deliver centimeter-level precision for surveying, mapping, and positioning applications on both iOS and Android mobile devices. Engineered for professionals who demand high accuracy without the bulk of traditional survey-grade equipment, this Bluetooth-enabled receiver seamlessly integrates with smartphones and tablets, transforming them into powerful surveying tools. Powered by Trimble s advanced **RTK (Real-Time Kinematic) and PPK (Post-Processed Kinematic) technology**, the Leap-100-A achieves sub-centimeter accuracy, making it ideal for tasks such as topographic surveys, construction layout, asset management, and precision agriculture. Its **multi-GNSS support** including GPS, GLONASS, Galileo, and BeiDou ensures robust signal acquisition even in challenging environments, such as urban canyons or dense foliage, where satellite visibility may be obstructed. The receiver s **Antenna-integrated design** eliminates the need for external hardware, reducing setup time and minimizing potential sources of error. With **Bluetooth Low Energy (BLE) connectivity**, it maintains a stable, low-latency link with mobile devices, allowing real-time data transmission and live positioning updates. Whether deployed for field surveys, drone-based mapping, or infrastructure monitoring, the Leap-100-A s **lightweight (just 100 grams) and durable construction** ensures portability and resilience in demanding field conditions. Compatible with industry-leading software solutions like **Trimble Access, Civil 3D, and AutoCAD Civil 3D**, as well as third-party apps such as **Survey123 for ArcGIS and Civil Survey**, this receiver empowers users to collect, process, and visualize spatial data with unprecedented efficiency. Its **battery-powered operation** (via included lithium-ion battery) further enhances mobility, while the **IP67-rated enclosure** protects against dust, water, and shock, ensuring reliability in harsh environments. Perfect for surveyors, engineers, and GIS professionals who require precision without compromise, the Trimble Leap-100-A redefines mobile surveying by merging high-performance GNSS technology with the convenience of smartphone integration.

**Pros and Cons of buying a Trimble L504000177 Leap-100-A (1.0) GNSS Bluetooth Receiver for iOS/Android**

### **Pros**

1. **High Precision GNSS Performance** The Leap-100-A is designed for centimeter-level accuracy, making it ideal for surveying, agriculture, and geospatial applications where precise positioning is critical. It supports multi-GNSS (GPS, GLONASS, Galileo, BeiDou) for improved signal reception and reliability.

2. **Bluetooth Low Energy (BLE) Connectivity** The device pairs seamlessly with iOS and Android smartphones via Bluetooth, eliminating the need for a separate data collector or rugged tablet. This makes it portable and user-friendly for fieldwork.

3. **Compact and Lightweight Design** Weighing just **100 grams**, it is significantly lighter than traditional RTK receivers, reducing fatigue during extended fieldwork. Its small form factor also makes it easy to carry in a pocket or attach to a helmet or vest.

4. **Compatibility with Mobile Apps** Works with Trimble s **FieldLink**, **TerraFlex**, and third-party surveying apps (e.g., **Survey123 for ArcGIS**, **Civil Surveyor Pro**), allowing users to collect and process data directly on their smartphones.

5. **Battery Efficiency** The device is designed to be power-efficient, reducing drain on mobile devices. It also supports **USB-C charging**, making it convenient for extended use.

6. **Water and Dust Resistance (IP67)** The Leap-100-A is rated for **IP67**, meaning it can withstand immersion in water up to **1 meter for 30 minutes** and is protected against dust. This makes it durable for outdoor and harsh environments.

7. **No Need for a Base Station Subscription** Unlike some RTK services, the Leap-100-A can work in **RTK mode** when paired with a compatible base station (e.g., Trimble R10 or R12), reducing dependency on third-party correction services.

8. **Low Cost Compared to Traditional RTK Systems** At a fraction of the price of a full RTK setup (e.g., **$1,500 $3,000**), it offers professional-grade accuracy without the bulk of a dedicated receiver.

9. **Easy Setup and Calibration** The device auto-configures with supported apps, reducing the learning curve for users familiar with mobile surveying tools.

10. **Future-Proofing** Trimble continues to update its software, ensuring compatibility with new GNSS constellations and correction services (e.g., **Trimble CenterPoint RTX** for centimeter-level accuracy without a base station).

---

### **Cons**

1. **Dependence on Mobile Device Performance** Since the Leap-100-A relies on a smartphone or tablet for processing and storage, slower or older devices may struggle with real-time data handling, especially in dense urban or forested areas with weak signals.

2. **Limited Battery Life on Mobile Device** Continuous GNSS tracking can drain a smartphone s battery quickly. Users may need to carry a **portable power bank** for extended fieldwork.

3. **Signal Obstruction Challenges** While the Leap-100-A improves upon traditional receivers, **canopy cover, urban canyons, or indoor environments** can still degrade accuracy. Users may need to supplement it with **RTK correction services** (e.g., **Trimble RTX, NTRIP**) for optimal results.

4. **No Built-in Storage or Processing** Unlike standalone GNSS receivers, the Leap-100-A does not store raw data locally. Users must rely on their mobile device s storage, which may fill up quickly in large surveys.

5. **Limited to BLE Range ( 10 meters)** Bluetooth connectivity has a **limited range**, meaning the smartphone must stay within proximity of the receiver. For very large projects, a **wired connection or alternative data transmission method** may be needed.

6. **Software Dependency** Accuracy and functionality heavily rely on **Trimble s proprietary apps** or third-party software. Users must ensure their mobile OS is up-to-date and compatible with the latest firmware updates.

7. **No Built-in Display or Keypad** Unlike traditional surveying instruments, the Leap-100-A has **no screen or physical buttons**, requiring constant reliance on the mobile app for navigation and settings.

8. **Potential Latency in Real-Time Corrections** If using **RTX or NTRIP corrections**, there may be slight delays in receiving high-precision data, depending on network conditions.

9. **Not Ideal for Heavy-Duty Use** While durable, the Leap-100-A is **not as rugged** as some professional-grade GNSS receivers (e.g., **Trimble R12, Leica GS15**). It may not withstand extreme drops or prolonged exposure to extreme temperatures.

10. **Learning Curve for Advanced Users** While beginner-friendly, **professional surveyors** accustomed to dedicated receivers may need time to adapt to mobile-based workflows, especially in complex projects requiring **batch processing or advanced corrections**.

---

### **Conclusion**

The **Trimble Leap-100-A** is a **game-changer for mobile surveying**, offering **centimeter-level accuracy at a fraction of the cost** of traditional RTK systems. Its **Bluetooth connectivity, compact size, and compatibility with iOS/Android** make it an excellent choice for **agriculture, construction, utility mapping, and geospatial data collection** where portability is key.

However, it is **not a replacement for high-end professional receivers** in extreme environments or large-scale projects requiring **offline processing or heavy-duty durability**. Users should ensure their **mobile device is capable of handling real-time GNSS processing** and consider **supplemental correction services** (e.g., **RTX, NTRIP**) for maximum accuracy.

For **casual users, students, or professionals who prioritize mobility over raw ruggedness**, the Leap-100-A is a **highly recommended investment**. For **large-scale surveying firms or extreme field conditions**, a **hybrid approach (Leap-100-A base station rugged tablet)** may be more suitable.

---

### **Final Recommendation**

You need **high-precision GNSS on the go** without a bulky receiver.

You work in **agriculture, construction, utility mapping, or geocaching** where mobility is essential.

You already have a **recent smartphone/tablet** capable of handling real-time GNSS processing.

You want **Bluetooth connectivity** for seamless data transfer.

You are on a **tight budget** compared to traditional RTK systems.

You require **offline processing or heavy-duty durability** (opt for **Trimble R10/R12 or Leica GS15**).

Your work involves **extreme environments** (e.g., deep forests, urban canyons) where signal obstruction is severe.

You need **built-in storage and processing** without relying on a mobile device.

You are a **professional surveyor** who prefers **dedicated hardware** for consistency.

- **Precision agriculture** (field mapping, yield monitoring).

- **Construction layout and grading** (mobile stakeout).

- **Utility and pipeline surveying** (as-built documentation).

- **Geocaching and recreational surveying** (high-accuracy hobbyist use).

- **Student/educational projects** (cost-effective training tool).

For most **mobile-first surveying applications**, the **Trimble Leap-100-A is an outstanding choice** that bridges the gap between **convenience and professional-grade accuracy**.

Details:

This compact, portable GNSS receiver supports standard positioning and can be used with Trimble mobile apps as well compatible third-party GIS surveying software. This item was taken out of use only due to department upgrading. This item comes as pictured. Manufacturer: Trimble model: LEAP-100-A-1.0: GNSS Bluetooth Receiver Mobile Compatibility: iOS and Android devices Communication: wireless connection Battery: Rechargeable internal battery long field life Data storage: On-unit storage for logged observations Charging / Interface: USB port micro or USB-C depending on version Ruggedness: Dust water-resistant housing suitable use Cases: Field data collection.

Property and topographic survey. This is a working unit in good Overall condition. Trimble LEAP-100-A-1.0 GNSS Global Navigation Satellite System Bluetooth receiver designed for precise positioning and field data collection using iOS Android mobile devices. Construction layout surveying.

Asset and utility location. Environmental and land survey work. GIS mapping and mobile collocation.

part #: l504000177 prices

• $10.04-$44.99

specifications totalstationsurveyzo:

• brand: Trimble
• mpn: L504000177
• model: Leap-100-a-1.0
• part type: Receiver

general totalstationsurveyzo:

• Test, Measurement Inspection > Levels Surveying Equipment > Total Stations Accessories
• condition: Used

seller totalstationsurveyzo:

• city: Rexburg, Idaho
• # reviews: 2539
• rating: 99.3%

offer totalstationsurveyzo:

• quantity: 1
• sold: 0
• started: February 3, 2026
• options: Ship-to-home
• availability: In Stock

returns totalstationsurveyzo:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

payments totalstationsurveyzo:

• wallet: Paypal
• other
• credit card: Mastercard

shipping totalstationsurveyzo:

• service: USPS Priority Mail
• carrier: USPS
• cost: $0.00
• type: Fixed
• transit: 3-8 Days
• class: Expedited

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