VIPER-S2 Equivalent & Substitute Parts Reference

Part Overview

The VIPER-S2 is a remote control system manufactured by RF Solutions operating at 433.92MHz with 2-channel handheld interface capability. This product is classified as obsolete, making identification of equivalent and substitute components essential for system maintenance, repair, and redesign applications. The VIPER-S2 functions as an integrated RF transmitter and receiver set with 10mW output power and operates across a 10V to 30V supply voltage range. Due to its discontinued status, active alternative products meeting equivalent electrical and mechanical specifications are required for ongoing component sourcing.

Substiute Parts

VIPER-S2

RF SolutionsIn Stock: 757VIPER-S2 Datasheet

Current PartRFQ

QUANTA-4S2

RF SolutionsIn Stock: 826QUANTA-4S2 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the VIPER-S2 remote control system is determined by the following critical parameters:

Primary Substitution Criteria:

• Operating frequency: 433.92MHz (mandatory match)
• Function type: Remote control system with transmitter and receiver capability
• Channel configuration: 2-channel operation
• Power output classification: 10mW equivalent (10dBm)
• RoHS compliance status: Active compliance certification required

Secondary Compatibility Parameters:

• Supply voltage compatibility within specified operating ranges
• General purpose application suitability
• Handheld interface capability
• Moisture sensitivity level MSL 1 classification

The QUANTA-4S2 qualifies as a substitute part based on matching frequency (433.92MHz), 2-channel remote control system function, equivalent power output (10dBm), and active product status with current RoHS3 compliance certification.

Parameter Comparison

Engineering Selection Recommendations

QUANTA-4S2 Substitution Assessment:

The QUANTA-4S2 serves as an active substitute for the obsolete VIPER-S2 based on the following engineering criteria:

1. Frequency Alignment: Both components operate at 433.92MHz, ensuring compatibility with existing RF infrastructure and regulatory frequency allocations.

2. Functional Equivalence: Both products function as 2-channel remote control systems with integrated transmitter and receiver capability for general purpose applications.

3. Power Output Compatibility: The VIPER-S2 10mW output and QUANTA-4S2 10dBm output are equivalent power classifications for this product category.

4. Compliance Status: The QUANTA-4S2 maintains active product status with current ROHS3 compliance certification, whereas the VIPER-S2 is obsolete. This ensures ongoing availability and regulatory compliance for new designs and system maintenance.

5. Moisture Sensitivity: Both components share MSL 1 (Unlimited) classification, indicating identical handling and storage requirements.

Critical Design Consideration: The QUANTA-4S2 operates at 2.9V to 3.3V supply voltage, whereas the VIPER-S2 operates at 10V to 30V. System integration requires voltage regulation or power supply redesign to accommodate the lower supply voltage range of the substitute component.

Frequently Asked Questions (FAQ)

Q: Can the QUANTA-4S2 directly replace the VIPER-S2 in existing systems?

A: Functional replacement is possible based on matching frequency (433.92MHz), 2-channel configuration, and equivalent power output. However, the supply voltage range differs significantly (QUANTA-4S2: 2.9V–3.3V versus VIPER-S2: 10V–30V), requiring power supply circuit modification or voltage regulation implementation.

Q: What determines whether a part qualifies as a substitute for the VIPER-S2?

A: Substitution is determined by: operating frequency of 433.92MHz, 2-channel remote control system function, equivalent power output classification, general purpose application suitability, and active RoHS compliance status. Additional parameters such as modulation protocol and interface type are secondary considerations.

Q: Why is the VIPER-S2 classified as obsolete?

A: The VIPER-S2 is listed as obsolete by the manufacturer, indicating discontinued production and limited availability. The QUANTA-4S2 represents the active product line continuation with enhanced specifications and current compliance certifications.

Q: Are there packaging differences between the VIPER-S2 and QUANTA-4S2?

A: The VIPER-S2 packaging is listed as unspecified, while the QUANTA-4S2 is supplied in box packaging. Mechanical integration and form factor compatibility must be evaluated during system redesign.

Q: What is the significance of LoRa modulation in the QUANTA-4S2?

A: The QUANTA-4S2 implements LoRa (Long Range) modulation protocol, whereas the VIPER-S2 modulation specification is not provided. This represents a protocol enhancement in the substitute component that may affect communication range and power efficiency characteristics.

Q: Do both components share identical moisture sensitivity requirements?

A: Yes, both the VIPER-S2 and QUANTA-4S2 are classified as MSL 1 (Unlimited), indicating no moisture sensitivity restrictions for storage, handling, or soldering processes.