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CHC E91 RTK Marine Survey Instrument High Accuracy GNSS Receiver With 624 Channels

Basic Information
Place of Origin: China
Brand Name: CHC
Certification: CE
Model Number: E91
Minimum Order Quantity: 1PC
Price: Negotiable
Packaging Details: With Standard Epxort Packing Ways
Delivery Time: 5-8 work days
Payment Terms: T/T, Western Union
Supply Ability: 1000pcs per year
Detail Information
Internal Battery Life:: Static 12hours Transmitting Speed: 9.6Kbps, 19.2Kbps
Selling Units: Single Item Single Package Size: 70X40X40 Cm
Single Gross Weight: 30.000 Kg
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CHC E91 RTK Receiver


624 Channels GNSS Receiver


Marine Survey RTK GNSS Receiver

Product Description

Product Description
model E91
Gnss Channel 624
Satellite Tracked GPS L1CA/L1P/L1C/L2P/L2C/L5
Galileo E1, E5a, E5b, ALTBOC, E6
QZSS L1, L2 L5,
BeiDou B1I, B2I, B3I, B1C, B2a, B2b, ACEBOC
Update rate 5 Hz, up to 50 Hz
Performance Specifications
Signal Reacquisition < 1 sec
Hot Start < 10 sec
Initialization Reliability > 99.9%
Memory 8 GB
Real-Time Accuracy (rms)
Static Accuracy Horizontal:3mm + 1ppm
Vertical:5 mm + 1 ppm
RTK Accuracy Horizontal:8 mm + 1 ppm
Vertical:15 mm + 1 ppm
Code Differential Horizontal:0.4 m
SBAS Accuracy Horizontal:0.8 m
7-pin Connect to external power and radio
USB For charging and data transmission
Cellular Global 4G
Bluetooth V4.1
WIFI 802.11 ac/n/b/g/n
WebUI Update firmware, manage settings and
status, download data
Date formats CNR input and out put
RTCM 2.x, RTCM 3.x input and output
NMEA 0183 output
HCN, HRC and RINEX 2.11, RINEX 3.02
NTRIP Client, NTRIP Caster
Electronic Bubble Support
Dimensions 160*158*96mm , 1.55KG
Shock Survive a 2 m pole drop on concrete floor 1.2 m free drop
5-pin port connecting external power supply and external radio
Cellular Global 4G
Bluetooth V2.1+EDR / V4.1 Dual Mode, Class 2
WIFI 802.11 ac/n/b/g/n
WebUI Update firmware, manage settings and
status, download data
Electronic Bubble Support
Dustproof&Waterproof IP67 (Customizable IP68)
Humidity 95% non-condense
Power Supply
Battery Rechargeable, built-in Lithium-ion battery,7.2 V - 10200 mAh
Voltage 9~28 V DC external power input
Working Time Up to 16 hours
Charge Time Typically 4 hours
Internal Radio
Frequency Range 410 - 470 MHz
Protocol CHC, Transparent, TT450
Emitting Power 0.5 W / 2 W
Operating Range 5 km typically


Leveraging the latest GNSS technologies, the E91 is a smart receiver of the next generation. The proven and outstanding performance and reliability make it the preferred choice of surveyors and construction professionals.
The E91 benefits froma compact ergonomicand rugged design with integrated sensors(4G network modem,UHF Radio,Wi-Fi,Bluetooth and ebubble).



Packaging & Shipping
We can use the different international express company, usually, our first choice is DHL. if you have specified requirement , please inform us before the order.

Our Services
your inquiry will be replied within 24 hours, we welcome your email and call at any time.
our products are original and 100% new. and they will be carefully checked before we ship them out.
we provide one year quality warranty, within one year since you bought the products from us, you will get our technology support.
Company Information
CHC E91 RTK Marine Survey Instrument High Accuracy GNSS Receiver With 624 Channels 0

Shanghai Galxy International Trade company, Ltd. combining with developing, researching and producing. Our company is located in Pudong Developing Zone, and has two subsidiary companies: Shanghai Galaxy International Trade Co., Ltd. and Mato Opto-electrical High-tech Company. Our company has researching center and factory in Changzhou.

Our main products are as following: total station, electronic theodolite, automatic level, laser level, rotation laser, GPS, distance laser sensor and accessories, such as tripod, prism, pole, staff and USB cable for total station. Our company designs software for many domestic and oversea factories, for example, Boif, TJOP, Stanley, and Cst-Berger. We have powerful capacity in technical research, and the products we designed have advanced technology and steady performance. The non-prism total station and the absolute coding measure instrument we developed and produced have very competitive points in the measure instrument market.

We expect that we could cooperate with more business partners from all over the world. In addition, we can do OEM service for companies or dealers that want to find better producers in China.

Our goal is to produce the best surveying instruments in the world.

Our target is to globalize the market, internationalize the quality and maximize the profit!

Contact Us

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My Whatsapp number and Wechat number is:+86 173 2126 1251

Looking forward to hearing from you.
Shanghai Galaxy International Trade CO.,Ltd
ADD: Rm.306-308,No.5 Building,Jinglian Road 439#,Minhang District,Shanghai,China

Contact Details
Eva Hu

Phone Number : +8617321261251

WhatsApp : +8618301928717