18-85-21 (36 VOLTS) Forklift Battery
18-85-21 (36 VOLTS) Forklift Battery
18-85-21 (36 VOLTS) Forklift Battery
18-85-21 (36 VOLTS) Forklift Battery
ForkliftBatteries.com

18-85-21 (36 VOLTS) Forklift Battery

Sale price$4,950.00 Regular price$5,999.99
Sold outSave $1,049.99
Connectors: RED
Model 18-85-21 · Refurbished · 36 Volt · 21 Plate

Maximum Runtime.
Maximum Capacity.

Power your industrial equipment with confidence. This 36V industrial battery has been fully reconditioned, tested, cleaned, desulfated, and load-checked to ensure dependable performance and long-lasting reliability in demanding warehouse and industrial environments.

36V
Voltage
850Ah
Capacity (6HR)
21/cell
Plates
2,500lbs
Weight
— Product Overview

Long Shifts. Bigger Plates. No Compromise.

The 18-85-21 is the high-capacity workhorse of the 36V lineup — 21-plate cells engineered for the longest runtime in our catalog. Built for electric forklifts and heavy-duty industrial equipment that needs to stay running through marathon shifts without losing power.

Designed for maximum runtime and consistent power delivery, this reconditioned battery provides a cost-effective alternative to purchasing new while maintaining the performance your operation demands.

  • 36 Volt · 850 Ah (6HR) · 21-Plate Industrial
  • Maximum capacity in the 36V lineup
  • Fully refurbished and performance tested
  • Ideal for electric forklifts & heavy-duty equipment
  • One-year warranty included
  • Free shipping · Ships in 2 business days
Refurbished
36V · 21 Plate
MODEL
18 — 85 — 21
VOLTAGE
36V
36V 850 Ah · 6HR 18-85-21 · 21 PLATE CAUTION HIGH CAP 850Ah FORKLIFTBATTERIES.COM MODEL 18-85-21
— Included With Purchase

What's In The Box

Every 18-85-21 ships ready to install — no scavenging for parts, no surprise add-ons at checkout.

Full 1-Year Warranty
Complete coverage on workmanship and performance from day one.
10-Day Return Window
Not the right fit? Send it back within 10 days, hassle-free.
4-Foot Cable
Heavy-duty connection cable included — no extra wiring runs.
Choice of Connector
Pick the connector style that matches your equipment.
— Technical Data Sheet

Specifications
& Dimensions

Every 18-85-21 unit is measured, weighed, and verified before it leaves the floor. Use the values below to confirm compatibility with your forklift's battery compartment.

L · 38" H · 22 5/8" W · 24 5/8" ↙ 36V 21 PLATE 850Ah FIG. 01 — DIMENSIONAL DRAWING MODEL 18-85-21 · NOT TO SCALE
Model Designation18-85-21
Voltage36V (18 cells × 2V)
Capacity (6HR Rate)850 Amp-Hours
Plates per Cell21
Length38"
Width24 5/8"
Height22 5/8"
Weight2,500 lbs
ApplicationsElectric Forklifts · Heavy-Duty Equipment
ConditionRefurbished · Load-Tested
Cable Included4 ft · Choice of Connector
Warranty1 Year Included
Returns10-Day Return Window
ShippingFree · Lower 48 · 2 Business Days
— The 5-Step Process

Reconditioned From the Ground Up

Every battery passes through the same rigorous workflow before it earns the ForkliftBatteries.com stamp.

01
Cleaned
Stripped, neutralized, and pressure-washed to factory standards.
02
Desulfated
Plates restored to peak conductivity through controlled cycling.
03
Acid-Leveled
Electrolyte balance precision-adjusted across every cell.
04
Load-Tested
Verified under real working loads — not just bench-checked.
05
Certified
Signed off, stamped, and shipped with full warranty paperwork.
1-Year Warranty
Full Coverage Included
Free Shipping
Lower 48 States
Ships in 2 Days
Load-Tested & Verified

No Hidden Fees./No Surprises./Just Quality Power.

Dealer-Direct Pricing · Industrial Grade