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3M APEM Inc. Adafruit Industries LLC Altech Corporation American Hakko Products, Inc. Amphenol Advanced Sensors (Thermometrics) Amphenol Aerospace Operations Amphenol LTW Analog Devices Inc. Analog Devices Inc./Maxim Integrated

Apex Tool Group Aratas (Formerly Omron Components) Astro Tool Corp Banner Engineering Corporation Bivar Inc. Bopla Enclosures Bourns Inc. Bud Industries C&K C-TON Industries

C/A Design Calmark/Birtcher Cantherm Carlo Gavazzi Inc. Cinch Connectivity Solutions Crouzet Curtis Instruments Inc. DFRobot Davies Molding, LLC DigiKey Standard

Digilent, Inc. Diodes Incorporated Dwyer E-Switch Essentra Components Excelta Corporation Finder Relays, Inc. Flambeau Inc. Grayhill Inc. Hammond Manufacturing

Hoffman Enclosures, Inc. Honeywell Sensing and Productivity Solutions IDEC Keystone Electronics L-com Littelfuse Inc. M5Stack Technology Co., Ltd. Microchip Technology MikroElektronika Murata Power Solutions Inc.

NKK Switches Nexperia USA Inc. Nidec Components Olimex LTD Omron Automation and Safety PIC GmbH Panasonic Industrial Automation Sales Panduit Corp Pepperl+Fuchs, Inc. Phoenix America

Phoenix Contact Pomona Electronics Raspberry Pi Richtek USA Inc. STMicroelectronics Same Sky (Formerly CUI Devices) Schneider Electric Schroff Seeed Technology Co., Ltd Selec Controls USA Inc.

Sensata Technologies Serpac Siemens SparkFun Electronics TE Connectivity ALCOSWITCH Switches TE Connectivity AMP Connectors TE Connectivity Application Tooling TE Connectivity Linx TE Connectivity Measurement Specialties Techspray

Texas Instruments Thomas Research Products Toshiba Semiconductor and Storage WAGO Corporation Weidmüller Wiha Würth Elektronik ZF Electronics onsemi

Catalog — DFRobot

SENSOR LEVEL LIQ ANALOG 4MA/20MA

SENSOR LEVEL LIQ ANALOG 4MA/20MA

GRAVITY: ANALOG WATER PRESSURE S

GRAVITY: ANALOG WATER PRESSURE S

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