SARA-R510S

LTE-M/NB-IoT Cellular Module

The SARA-R510S is a lte-m/nb-iot cellular module from u-blox. View the full SARA-R510S datasheet below including key specifications.

SARA-R510S shares its datasheet with SARA-R500S, whose page lists every part number it covers.

Official SARA-R510S datasheet (PDF) — the source this page was extracted from.

Manufacturer

u-blox

SARA-R510S Key Specifications

Parameter	Value
Power Saving	PSM deep sleep, +UPSV power saving modes
Ordering Code	SARA-R510S-01B
Firmware (New)	03.30, A00.01
Firmware (Old)	03.15, A00.01
Internet Suite	TLS 1.2/1.3 with ALPN, MQTT, DNS
Supported RATs	LTE-M (M1) and NB-IoT (NB)
Hardware Change	Embedded security (eSE) chip and related passives removed; no PCB change, RF performance not impacted
Location Features	Cell Locate, Wi-Fi location via ULOCEXT
Type Number (New)	SARA-R510S-01B-01
Type Number (Old)	SARA-R510S-01B-00
Firmware Update Methods	FOTA, uFOTA, FOAT, EasyFlash
Communication Interfaces	UART (AT commands, 4-wire with hardware flow control supported)
Estimated First Shipment Of 01B-01	2023CW30

SARA-R510S Overview

Part: SARA-R510S-01B — u-blox

Type: LTE-M / NB-IoT Cellular Module

Description: Cellular module supporting LTE-M and NB-IoT with updated firmware 03.30, TLS 1.2/1.3 security, and dynamic antenna tuning.

Features:

Hardware revision removing the embedded Security (eSE) chip and associated passive components
Support for TLS 1.2 and TLS 1.3 with ALPN extension
SoftECC implementation to enhance file system robustness
RTC-aware backoff timer management for power-optimized operation
Dynamic antenna tuner configuration support
Wi-Fi location support via ULOCEXT command and improved CellLocate data consistency
Firmware update support via EasyFlash, FOAT, and FOTA/μFOTA

SARA-R510S Features

Added new ULOCEXT command to support Wi-Fi location feature.
[u-blox ID 562] Improved consistency of data in Cell Locate requests to ensure highest resolution rate.

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
SARA-R500S	u-blox	—
SARA-R500S-01B	u-blox	—
SARA-R510M8S-01B	u-blox	—
SARA-R510S-01B	u-blox	—

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All RF / Wireless datasheets All u-blox datasheets (19)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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