SD459G-H1 45mm Dual-Rail Sealed Dual-Gang Slide Potentiometer with Return Spring
Product Introduction
The SD459G-H1 Dual-Rail Slide Potentiometer is a premium linear control component designed for applications requiring smooth operation, automatic return functionality, and long-term mechanical reliability. Featuring a 45mm travel, dual-gang construction, and 72×16×10.2mm housing, it is ideal for precision signal adjustment in professional electronic equipment.
Equipped with a dual stainless-steel guide rail and an integrated return spring, the potentiometer automatically returns to its preset position after operation, making it especially suitable for joystick controls, industrial interfaces, and self-centering control systems.
Its sealed housing and built-in dust-proof felt effectively protect the internal resistive element from contamination, ensuring stable electrical performance and extended service life in demanding operating environments.
Key Features
1. Dual Stainless-Steel Guide Rail Design
The dual-guide rail structure provides exceptional mechanical stability and minimizes slider wobble during operation. It ensures smooth movement, precise positioning, and improved durability under frequent use.
2. Integrated Return Spring Mechanism
The built-in return spring automatically restores the slider to its original position after release. This feature makes the SD459G-H1 an excellent choice for self-centering control systems, gaming devices, industrial joysticks, and specialized electronic equipment.
3. 45mm Precision Sliding Travel
The 45mm operating stroke delivers smooth and accurate linear adjustment with excellent tactile feedback, allowing precise signal control for professional electronic and industrial applications.
4. Sealed Construction with Dust-Proof Felt
The sealed housing incorporates a high-quality dust-proof felt strip that prevents dust and debris from entering the internal mechanism, helping maintain low operating noise and stable electrical performance throughout the product’s lifetime.
5. Dual-Gang Electrical Configuration
The dual-gang design enables synchronized adjustment of two independent circuits, making the potentiometer ideal for stereo audio systems, dual-channel control, and precision analog signal processing.
6. Designed for Industrial Reliability
Manufactured using high-quality engineering materials, the SD459G-H1 provides stable resistance characteristics, excellent insulation performance, low residual resistance, and a mechanical life exceeding 10,000 operating cycles.
Technical Specifications
| Item | Specification |
|---|---|
| Product Model | SD459G-H1 |
| Product Type | Dual-Rail Dual-Gang Slide Potentiometer |
| Series | SD Series |
| Travel Length | 45mm |
| Housing Size | 72 × 16 × 10.2 mm |
| Guide Rail | Dual Stainless-Steel Guide Rail |
| Return Mechanism | Built-in Return Spring |
| Protection Design | Sealed Housing with Dust-Proof Felt |
| Gang Type | Dual Gang |
| Operating Force | 10–110 gf·cm |
| Shaft Stop Strength | ≤5 kgf·cm |
| Lever Wobble | 2 × L /10mm Max |
| Total Resistance Range | 1kΩ–1MΩ |
| Resistance Taper | Linear (B), Audio (A), Custom Available |
| Power Rating | Linear: 0.2W |
| Maximum Operating Voltage | Linear: 500V DC |
| Residual Resistance | R1-R2 <10Ω; R2-R3 <20Ω |
| Sliding Noise | ≤100mV |
| Tracking Error | ≤±3dB (-40~0dB) |
| Insulation Resistance | ≥100MΩ at 250V DC |
| Withstanding Voltage | 300V AC for 1 Minute |
| Mechanical Life | ≥10,000 Cycles |
| Minimum Order Quantity | 5,000 PCS |
| Reference Price | USD 1.80/PCS |
| Pricing | Volume discounts available |
Customization Options
As an experienced OEM and ODM manufacturer, we provide flexible customization services, including:
- Resistance values from 1kΩ to 1MΩ
- Linear, logarithmic, and custom taper curves
- Customized return spring force
- Various actuator heights and lever shapes
- Terminal layout customization
- Different guide rail structures
- Operating force adjustment
- Custom cable or connector solutions
- Logo printing and private labeling
- RoHS and REACH compliant production
Applications
The SD459G-H1 dual-rail slide potentiometer is suitable for a wide variety of professional electronic applications, including:
- Industrial joystick controllers
- Spring-return control handles
- Professional audio mixers
- Broadcasting consoles
- Communication equipment
- Industrial automation systems
- Medical control equipment
- Gaming controllers
- Electronic musical instruments
- Testing and measurement equipment
- Remote control systems
- Human-machine interface (HMI) panels
The combination of a dual guide rail, return spring, sealed construction, and dust-proof protection makes this model particularly suitable for applications requiring frequent operation, precise positioning, and automatic reset functionality.
FAQ
Q1. What makes the SD459G-H1 different from a standard slide potentiometer?
It features a dual stainless-steel guide rail and an integrated return spring, providing greater stability and automatic self-centering after operation.
Q2. Does this model automatically return to its original position?
Yes. The built-in return spring automatically returns the slider when the operating force is released.
Q3. Is the potentiometer protected against dust?
Yes. The sealed housing includes a dust-proof felt strip that helps prevent contamination and extends product life.
Q4. Can resistance values and tapers be customized?
Yes. Resistance values from 1kΩ to 1MΩ and various taper options are available for OEM and ODM projects.
Q5. Is this suitable for joystick or industrial control applications?
Absolutely. Its dual guide rail, return spring, and stable mechanical performance make it ideal for joystick controllers, industrial equipment, and precision control interfaces.
Q6. What are the MOQ and pricing?
The minimum order quantity is 5,000 pieces. The reference price is USD 1.80 per piece, with more competitive pricing available for bulk orders.
Why Choose SD459G-H1?
- 45mm precision sliding travel
- Dual stainless-steel guide rail
- Integrated self-return spring
- Dual-gang synchronized control
- Sealed housing with dust-proof felt
- Excellent stability and durability
- Mechanical life over 10,000 cycles
- Ideal for industrial and joystick applications
- OEM & ODM customization available
- MOQ: 5,000 PCS
- Factory-direct pricing with volume discounts















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