Bourns 51CADE28A20 Sealed Square Control The Bourns 51CAD-E28-A20 is a robust, sealed rotary potentiometer designed for demanding industrial applications. Featuring a 1/2” square control format, it offers both linear and audio taper options, catering to a wide range of control needs. Constructed with either conductive plastic or cermet materials, this potentiometer provides reliable performance and durability. Its sealed design protects against moisture and contaminants, making it ideal for harsh environments. The Bourns 51CAD-E28-A20 is RoHS compliant and offers a variety of mounting options, including PC board and bushing mount, along with gangable capabilities for complex control systems.
Authorized Distributors
Part No: 51CAD-E28-A20
Stock: 0
Inv Date: 05-29-2026
Price: Unit price: $7.62
Part No: 51CAD-E28-A20
Stock: 49
Inv Date: 05-28-2026
Price: Unit price: $6.06
Part No: 51CAD-E28-A20
Stock: 49
Inv Date: 05-28-2026
Price: Unit price: $6.06
Bourns 51CADE28A20 Sealed Square Control Specifications: Standard Resistance Range Linear: 1 K ohms to 1 megohm Standard Resistance Range Audio: 1 K ohms to 1 megohm Total Resistance Tolerance Linear Tapers: ±10 % or ±20 % Total Resistance Tolerance Audio Tapers: ±10 % or ±20 % Independent Linearity: ±5 % Absolute Minimum Resistance: 2 ohms maximum Effective Electrical Angle: 270 ° ±5 ° Contact Resistance Variation: 2 % Dielectric Withstanding Voltage Sea Level: 1,500 VAC minimum Dielectric Withstanding Voltage 70000: 500 VAC minimum Insulation Resistance: 1,000 megohms minimum Power Rating At 70 °C Linear Tapers: 0.5 watt Power Rating At 70 °C Audio Tapers: 0.25 watt Theoretical Resolution: Essentially infinite Operating Temperature Range: +1 °C to +125 °C Storage Temperature Range: -55 °C to +125 °C Temperature Coefficient Over Storage Temperature Range: ±1,000 ppm/°C Vibration Single Section: 15 G Total Resistance Shift Vibration: ±2 % maximum Voltage Ratio Shift Vibration: ±5 % maximum Shock Single Section: 30 G Total Resistance Shift Shock: +2 % maximum Voltage Ratio Shift Shock: ±5 % maximum Load Life Total Resistance Shift: ±10 % TRS maximum Load Life Rotational Life: 50,000 cycles Contact Resistance Variation @ 25,000 Cycles: ±2 % Moisture Resistance Total Resistance Shift: ±10 % TRS IP Rating: IP 64 Stop Strength: 56 N-cm (5 lb.-in.) Mechanical Angle: 290 ° ±5 ° Starting Torque Dual Sections: +0.35 N-cm (+0.5 oz.-in.) maximum Running Torque Single Section: 0.15 to 1.4 N-cm (0.2 to 2.0 oz.-in.) Running Torque Dual Section: 0.35 to 1.8 N-cm (0.5 to 2.5 oz.-in.) Mounting Torque on Bushing: 1.7 to 2.0 N-m (15 to 18 lb.-in.) maximum Weight Single Section: 5.5 grams Weight Additional Section: 3.0 grams Terminals: PC pin or solder lug Buy the 51CAD-E28-A20 BOURNS Sealed Square Control | myMectronic Purchase the Bourns 51CAD-E28-A20 securely and efficiently for your industrial needs.
Buy Now Frequently Asked Questions Where can I buy Bourns 51CADE28A20? You can click on the BUY or RFQ button to purchase 51CADE28A20 from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part 51CADE28A20? You can download the 51CADE28A20 datasheet or visit the Bourns website for support.
Who is the manufacturer of 51CADE28A20? Bourns
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