Carbon-Zinc Rectangular Primary Battery 6V / 15V / 22.5V
Professional-grade carbon-zinc rectangular primary (non-rechargeable) batteries designed for voltage meters, multimeters, remote controls, and electronic test equipment. Available in three voltage options: 6V (4F22), 15V (10F20), and 22.5V (15F20). Manufactured by SQ and FMA brands, these batteries provide reliable power for professional and industrial applications.
Key Features
- Multiple Voltage Options: 6V, 15V, and 22.5V to match different device requirements
- Rectangular Form Factor: Compact, flat design for space-efficient installations
- Professional Applications: Ideal for multimeters, voltage testers, and remote controls
- Carbon-Zinc Chemistry: Reliable, cost-effective power source
- Trusted Brands: SQ and FMA manufacturers
- Long Shelf Life: 2-3 years storage life
- Stable Voltage Output: Consistent performance throughout discharge
Package Contents
- 2× Carbon-Zinc Rectangular Batteries (voltage model as selected)
Technical Specifications
| Model | Voltage | Designation | Typical Capacity | Chemistry |
|---|---|---|---|---|
| 4F22 | 6V | 4F22 / 4LR25 | ~150mAh | Carbon-Zinc |
| 10F20 | 15V | 10F20 | ~100mAh | Carbon-Zinc |
| 15F20 | 22.5V | 15F20 | ~100mAh | Carbon-Zinc |
General Specifications
| Chemistry | Carbon-Zinc (Zinc-Carbon) |
| Operating Temperature | 0°C to +50°C |
| Storage Temperature | -10°C to +35°C |
| Shelf Life | 2-3 years |
| Form Factor | Rectangular / Flat |
| Brand | SQ / FMA |
| Condition | Brand New |
Common Applications
- Digital Multimeters: Voltage, current, and resistance measurements
- Analog Multimeters: Traditional needle-type meters
- Voltage Testers: Electrical testing equipment
- Remote Controls: Industrial and professional remote controls
- Test Equipment: Electronic testing and measurement devices
- Clamp Meters: Current measurement tools
- Insulation Testers: High-voltage testing equipment
- Signal Generators: Electronic test signal sources
- Continuity Testers: Circuit testing devices
Choosing the Right Voltage
Choose 6V (4F22) if you need:
- Standard 6V power for basic multimeters
- Replacement for 4F22 or 4LR25 batteries
- Lower voltage remote controls
- Cost-effective solution for low-power devices
- Most common voltage for handheld meters
Choose 15V (10F20) if you need:
- Medium voltage for professional multimeters
- Replacement for 10F20 batteries
- Devices requiring 15V power
- Industrial test equipment
- Enhanced voltage range for measurements
Choose 22.5V (15F20) if you need:
- High voltage for advanced multimeters
- Replacement for 15F20 batteries
- Professional-grade test equipment
- Insulation testers and high-voltage meters
- Maximum voltage for demanding applications
Carbon-Zinc Battery Characteristics
- Cost-Effective: Lower cost compared to alkaline batteries
- Reliable Performance: Proven technology for low to medium drain devices
- Stable Voltage: Consistent output for accurate measurements
- Wide Availability: Standard battery chemistry
- Best for Low-Drain: Ideal for intermittent use devices like multimeters
- Gradual Discharge: Voltage drops gradually, providing usage warning
Installation Guidelines
Before Installation:
- Verify battery voltage matches device requirements
- Check battery expiration date
- Ensure device is powered off
- Locate battery compartment
Installation Steps:
- Open battery compartment (usually on back or bottom of device)
- Remove old battery if present
- Observe polarity markings (+ and -)
- Insert new battery with correct polarity
- Ensure secure fit in battery compartment
- Close compartment cover
- Test device operation
Usage Tips:
- Remove battery if device will not be used for extended periods (30+ days)
- Replace battery when meter readings become erratic or dim
- Store spare batteries in cool, dry place
- Do not mix old and new batteries
Why Choose SQ/FMA Batteries?
SQ and FMA are trusted manufacturers of carbon-zinc batteries for professional and industrial applications. These rectangular batteries are manufactured to strict quality standards, ensuring reliable performance for test equipment and measurement devices. Perfect for technicians, electricians, and professionals who depend on accurate measurements.
Safety Information
⚠️ WARNING - PRIMARY BATTERIES: These are NON-RECHARGEABLE batteries. Do not attempt to recharge.
Storage: Store in cool, dry place away from direct sunlight and heat sources. Keep out of reach of children.
Operation: Do not short-circuit, puncture, crush, or disassemble the battery. Avoid exposure to water or moisture.
Temperature: Operating: 0°C to +50°C, Storage: -10°C to +35°C.
Disposal: Dispose of batteries according to local regulations. Do not incinerate or dispose of in regular trash. Recycle where facilities exist.
Leakage: If battery leaks, avoid contact with skin and eyes. Clean device contacts with vinegar or lemon juice if corrosion occurs.
Expiration: Use batteries before expiration date for best performance.
Shipping & Transportation Notice
Hazardous Material: This product contains carbon-zinc batteries and may be subject to shipping regulations.
Packaging Compliance: All shipments comply with applicable packaging requirements for dry cell batteries.
Delivery Time: Standard shipping times apply. Battery-containing parcels may experience extended delivery times in some regions.
Documentation: Proper documentation accompanies all shipments to ensure compliance with shipping regulations.
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