分类： Battery Knowledge

B2B buyers increasingly require certifications confirming their batteries meet hazardous substance restrictions and safety standards. Understanding which certifications matter — and which to demand from suppliers — is essential for professional procurement.

Hazardous Substance Restrictions

Key Certifications B2B Buyers Should Demand

CE marking (EU): Confirms compliance with EU safety, health, and environmental requirements. Required for EU market access.

UL certification (US): Underwriters Laboratories testing for safety. UL 1989 is the standard for standby lead-acid batteries.

IEC 62660: Secondary lithium-ion and lead-acid battery testing standard for performance and reliability.

UN38.3: Required for all battery shipments by air and sea. Tests battery safety under transport conditions.

CHISEN Certification Portfolio

CHISEN provides CE, UL (selected models), IEC test reports, UN38.3 documentation, and REACH Article 33 declarations for all international shipments.

FAQ

Q: Is RoHS certification needed for lead-acid batteries? A: Lead-acid batteries have an exemption from RoHS substance restrictions. CE marking is still required for EU market access.

Q: What tests does UN38.3 cover? A: Altitude simulation, thermal cycling, vibration, shock, short circuit, impact, forced discharge. Required for all international battery shipments.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

California requires a refundable core charge on lead-acid batteries sold in the state. Understanding this requirement is essential for any distributor selling in the US market.

The California Battery Fee

California Public Resources Code Section 1501 requires a $1.50 to $5.00 core charge on all lead-acid batteries sold at retail in California. The fee is refundable when the old battery is returned.

Who Must Comply

Retailers: Must charge the core charge at point of sale and refund it when the old battery is returned.

Importers: Must ensure batteries are properly marked with the California battery fee amount.

Distributors: Must pass core charge requirements through the supply chain.

Compliance Requirements

Marking: Batteries must be marked with the core charge amount clearly displayed.

Collection: Retailers must accept used lead-acid batteries at point of sale.

Reporting: Quarterly reports to CalRecycle documenting batteries sold and cores collected.

CHISEN supports US partners with California compliance documentation and marking requirements.

FAQ

Q: Does this apply to B2B sales? A: The California battery fee applies to retail sales. B2B sales between distributors may have different requirements depending on the transaction structure.

Q: What is the current fee amount? A: $1.50-$5.00 depending on battery type and size. Verify the current amount with CalRecycle as rates are subject to adjustment.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

Lead-acid batteries are the most recycled consumer product in the world — with a recycling rate exceeding 99% in developed markets. This is a compelling environmental story that is underutilized in B2B marketing.

The Recycling Rate Reality

The 99% figure is accurate for the EU and North America. In the EU, the End-of-Life Battery Recycling Rate (EWBR) regulation requires a minimum recycling efficiency of 65% by weight for lead-acid batteries.

What this means: For every 100kg of lead-acid batteries reaching end of life, at least 65kg is recycled back into new battery materials.

Why the Rate Is So High

Economic incentive: Lead is valuable — worth approximately $2,200-2,500 per tonne. Recyclers pay for batteries because the lead content is worth more than the processing cost.

Regulatory framework: In the EU, US, and most developed Asian markets, lead-acid battery recycling is mandated by law. Collection infrastructure is mature and widespread.

Using This for B2B Marketing

Lead-acid’s recycling story supports multiple green marketing claims:

• Circular economy positioning
• Recycled content claims
• Supply chain sustainability narratives
• ESG reporting support

Important: Always ensure any claims are substantiated by documentation. Recycled content certificates, third-party verification, and LCA data support credible green marketing.

FAQ

Q: Is the 99% rate global? A: The 99% applies to collected batteries in developed markets. Collection rates in some developing markets are lower — though the physics of lead value still drives high recycling where collection infrastructure exists.

Q: Can I use this in my marketing? A: Yes — with documentation. CHISEN provides certificates supporting recycled content and environmental compliance claims.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

Corporate sustainability commitments are driving demand for low-carbon batteries. Understanding what “low-carbon” means for lead-acid — and how to verify it — is essential for B2B buyers with ESG targets.

Scope 3 Category 1: Purchased Goods and Services

For most companies, upstream battery manufacturing emissions are categorized under Scope 3 Category 1 (purchased goods and services). Lead-acid battery manufacturing typically represents 0.3-1.2% of a company’s total Scope 3 emissions.

How to Verify Carbon Claims

1. Request LCA documentation: Look for ISO 14040/14044 compliant life cycle assessment.

2. Check recycled content: Higher recycled lead content = lower manufacturing carbon footprint. Request verification from an accredited third party.

3. Verify carbon footprint data: CHISEN provides carbon footprint documentation for premium product lines based on ISO 14067 methodology.

The Recycled Content Advantage

A battery with 90% recycled lead content has approximately 50-60% lower manufacturing carbon footprint than one using 100% virgin lead.

FAQ

Q: How much do lead-acid batteries contribute to Scope 3? A: Typically 0.3-1.2% for most companies. But this varies widely by industry — fleet operators and logistics companies may see significantly higher contributions.

Q: What documentation do I need for ESG reporting? A: LCA documentation, recycled content certificates, carbon footprint declarations. CHISEN provides these for all premium product lines.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

The EU Battery Regulation establishes extended producer responsibility (EPR) for all batteries placed on the EU market. Understanding the cost allocation is essential for European distributors and importers.

The EPR Framework

Producers (manufacturers and importers) bear financial responsibility for the end-of-life management of batteries they place on the market. This includes collection, treatment, and recycling costs.

Collection Targets Under the EU Battery Regulation

What This Means for Importers

Non-EU manufacturers must appoint an Authorized Representative in the EU to fulfill producer responsibility obligations. Alternatively, the EU importer assumes producer responsibility.

Practical implications: Costs are passed through the supply chain. Lead-acid battery recycling costs approximately EUR 0.50-1.50 per unit for collection and recycling.

CHISEN supports European partners with producer responsibility compliance documentation and authorized representative coordination.

FAQ

Q: Who pays for recycling if I buy from a Chinese manufacturer? A: The EU importer who first places the battery on the EU market bears producer responsibility.

Q: How is collection organized? A: Through certified battery collection networks. Distributors must offer collection points for end-of-life batteries at point of sale.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

One of the most compelling environmental arguments for lead-acid batteries: their near-closed-loop recycling system. What does the data show?

The Carbon Footprint of Lead: By Source

Recycled lead emits approximately 5x less CO2 than virgin lead. Every tonne of secondary lead used avoids approximately 3.4 tonnes of CO2.

Why the Gap Is So Large

Virgin lead production: mining, concentrating, smelting at 1,100-1,200C. Secondary lead: battery breaking, lead paste desulfurization, smelting at 1,000-1,050C. The energy difference and the fact that secondary lead is already in metallic form create a massive advantage.

Implications for ESG Reporting

Using recycled lead in battery manufacturing provides verifiable Scope 3 emission reductions. CHISEN’s environmental documentation supports ESG reporting for customers with sustainability targets.

FAQ

Q: What is the typical recycled content in CHISEN batteries? A: Above 90% for premium product lines — verified by third-party certification.

Q: How does this affect product carbon footprint? A: A battery using 90% recycled lead has approximately 50-60% lower manufacturing carbon footprint than an equivalent using 100% virgin lead.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

Lead-acid batteries contain lead — a restricted substance under multiple global regulations. Understanding how these restrictions apply is essential for market access.

RoHS: The EU Electrical Equipment Directive

Lead is restricted — but lead-acid batteries have a specific exemption (Annex III). Lead in lead-acid batteries is exempt from RoHS substance restrictions. This exemption has been continuously renewed because no commercially viable substitute exists.

What this means: Lead-acid batteries themselves are not subject to RoHS substance restrictions.

REACH: EU Chemicals Regulation

REACH Article 33 requires suppliers to provide recipients with safety data sheets and information on SVHCs present above 0.1% weight.

Lead-acid batteries contain lead (SVHC) above 0.1% in electrode materials. Exporter obligations: provide SDS for lead when requested, include disposal instructions with battery shipments, maintain SVHC declaration documentation.

CHISEN provides full REACH Article 33 compliance documentation, SDS in required languages, and UN certification with every international shipment.

FAQ

Q: Does UK RoHS apply post-Brexit? A: Yes — UK RoHS mirrors EU RoHS. The lead exemption applies in the UK market as well.

Q: What documentation should I request for EU export? A: REACH Article 33 declaration, SDS in required languages, UN certification, conflict minerals declaration, recycled content certificate.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

The EU Battery Regulation introduces the Digital Battery Passport — a digital twin for every battery sold in the EU, accessible via QR code. For lead-acid suppliers serving European customers, preparation must begin now.

What the Passport Requires

Carbon footprint declaration: Total CO2e from mining through manufacturing, use phase modeled, end-of-life.

Recycled content declaration: Minimum recycled cobalt, lithium, nickel, and lead content — with percentages increasing through 2031.

Due diligence declarations: Proof of human rights and environmental risk assessment in the supply chain.

Battery health data: State of health, remaining capacity, expected lifespan.

Timeline

CHISEN Preparation

CHISEN has established a compliance program: LCA documentation for premium product lines, recycled content certification, OECD-aligned due diligence framework, digital passport data preparation for 2027.

FAQ

Q: Does this apply to non-EU manufacturers? A: Yes — the regulation applies to batteries placed on the EU market, regardless of manufacturing location.

Q: What is the recycled lead requirement? A: By 2031: minimum 85% recycled lead for industrial batteries. CHISEN sourcing already exceeds 90%.

Need help? Contact CHISEN’s technical team.

Email: sales@chisen.cn

www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

The CFO’s Framework

Commercial building operators — office towers, hospitals, data centers, shopping malls — face a fundamental energy storage decision: how much battery backup is economically justified, and should it be lead-acid or lithium?

The answer requires a financial model that goes beyond engineering specifications to quantify risk, opportunity, and total cost of ownership.

Building the Financial Model: Step by Step

Step 1: Quantify the Cost of Power Interruption

Before selecting battery technology, quantify what power outages actually cost your building:

For hospitals, backup power is non-negotiable. For office towers and malls, the economic calculus determines optimal investment level.

Step 2: Size the Battery System

Battery sizing for commercial buildings follows two methodologies:

Method A: Time-Based Sizing

• Required backup duration (e.g., 4 hours to bridge to generator startup)
• Average building load (kW) × duration = required kWh
• Typical office: 200–400W/m²; 10,000m² office = 2–4 MW load
• 4-hour backup for 3MW load = 12,000 kWh battery system

Method B: Economic Optimization

• Maximize value of stored energy (peak shaving, demand charge reduction)
• Minimize cost of backup capacity
• Calculate which kWh provides the best return

Step 3: Lead-Acid vs. LiFePO4 TCO for Commercial Buildings

For a 500kWh commercial building backup system (typical mid-size office):

LiFePO4 is €26,500 cheaper over 15 years — primarily due to single battery replacement vs. one replacement for lead-acid.

Step 4: Factor in Demand Charge Reduction

Commercial buildings in many markets pay demand charges — peak electricity usage fees that can represent 30–50% of total electricity cost.

A battery system can reduce demand charges by:

• Peak shaving: Discharging during daily peak periods, reducing peak demand kW
• Load shifting: Charging during off-peak, discharging during peak

Typical demand charge savings: 10–25% of demand charge component For a building paying €180,000/year in electricity (30% demand = €54,000 in demand charges):

• Demand charge savings with battery: €5,400–13,500/year
• 15-year savings at 3% annual electricity price escalation: €105,000–262,000

Step 5: The Complete Financial Model

For a 500kWh office building backup system:

LiFePO4 generates positive net financial return when demand charge reduction is included. Lead-acid generates negative return.

However: At buildings with low demand charges (<€0.05/kW/month), neither technology generates adequate return to justify investment.

The CHISEN Commercial Building Analysis

CHISEN’s technical team works with building operators, MEP engineers, and energy consultants to build site-specific financial models including:

• Actual electricity tariff structures (demand charges, time-of-use rates)
• Local climate data affecting HVAC impacts
• Load profiles from building management systems
• Applicable incentive/tax programs for energy storage
• Sensitivity analysis across scenarios

Critical Variables in the Model

Planning an energy storage investment for your commercial building? Contact CHISEN for a comprehensive financial model and battery technology recommendation.

📧 Email: sales@chisen.cn 📱 WhatsApp: +86 131 6622 6999 🌐 www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.

Secondary Markets: Not Just Scrap

“Secondary battery market” sounds like a euphemism for “scrapping old batteries.” In reality, the secondary market for lead-acid batteries is a sophisticated ecosystem with multiple value tiers — and significant profit opportunities for anyone who understands how it works.

Every lead-acid battery that reaches end-of-life still contains valuable materials. Where those materials go — and how they are processed — determines how much value you recover.

The Three-Tier Secondary Market

Tier 1: High-Value Reuse (Best Option When Available)

Batteries with 50–70% remaining capacity can be resold for:

• Budget-conscious buyers
• Low-demand applications (seasonal vehicles, backup for non-critical systems)
• Developing market applications where price is primary concern

Typical resale price: 20–35% of equivalent new battery price

When to use: When battery has passed capacity test at >50% SoH and a resale market exists in your region.

Tier 2: Refurbishment for Reuse

Batteries with 40–65% capacity that fail end-of-life thresholds can often be refurbished:

• Plates cleaned, re-formed, and recharged
• Electrolyte replaced
• Case inspected and resealed

Refurbished battery price: 40–60% of new battery equivalent
Refurbishment cost: 25–35% of new battery cost
Net margin on refurbishment: 15–30%

Tier 3: Material Recycling (The Universal Last Resort)

When batteries cannot be reused or refurbished, they go to certified lead recyclers:

Recycler payment per battery: $8–22 (varies by battery size, lead price, market)

Building a Secondary Revenue Stream

For distributors managing battery returns, the secondary market generates revenue in three ways:

1. Direct Sale to Recycler

• Simplest approach: sell cores directly
• Payment: per kilogram or per battery
• Best for: small distributors with limited core volume

2. Grade-and-Resell Program

• Sort returned cores by condition
• Resell Class A/B batteries to refurbishers
• Sell remaining to lead recyclers
• Requires: capacity testing equipment, grading expertise
• Best for: mid-size distributors (5,000+ cores/year)

3. Full-Service Secondary Program (CHISEN Partner Model)

• CHISEN connects distributors with certified refurbishers and recyclers in their market
• Distributor acts as collection hub
• CHISEN provides grading protocols and pricing benchmarks
• Revenue: recycling payments + refurbishment resale + transport margin
• Best for: large distributors (10,000+ cores/year)

Global Secondary Market Pricing (2024)

The CHISEN Approach

CHISEN maintains relationships with certified recyclers and refurbishers in 40+ countries. Our distributor partners receive:

• Introduction to reputable secondary market participants in their region
• Current recycling pricing benchmarks
• Technical guidance on battery grading and sorting
• Environmental compliance documentation support

Building a secondary revenue stream from your battery returns? Contact CHISEN for a secondary market opportunity assessment for your region.

📧 Email: sales@chisen.cn 📱 WhatsApp: +86 131 6622 6999 🌐 www.chisen.cn

Contact CHISEN Today

Need a reliable lead-acid battery supplier for your project? CHISEN is a professional lead-acid battery manufacturer in China with 20+ years of experience, serving customers worldwide.