Product Overview
Ferro EX Series — Three-Phase Ferroresonant Charger
The 3BBEX18-440 is built on the Ferro EX Series three-phase ferroresonant platform. Engineered for 36V flooded lead-acid batteries in high-throughput warehouse and distribution environments, the Ferro EX three-phase delivers the same proven 8-hour conventional charge cycle as its single-phase sibling — with three-phase power for the highest-current, most demanding industrial applications. Built in the USA on a 50+ year CTI platform.
Charger Specifications
- Output voltage: 36V
- Model: 3BBEX18-440
- Max output current: 75 A DC
- AC input: 208/240/480/600 VAC
- Weight: 220 lbs
- Charging method: Ferroresonant (8-hour conventional charge)
- Charge profile: Smart Charge Control with icon & digital display
- Operation: Fully automatic start/stop with continuous battery health monitoring
- Safety: UL Listed; failsafe charge control
- Cabinet: Robust three-phase ferro construction
- Service life: Over 10 years of reliable performance
Warranty & Support
Backed by the manufacturer's standard charger warranty, with a 5-year/60-month warranty on standard lead-acid batteries and a parallel charger warranty on this platform. Repairs and replacements are coordinated through Radian and the authorized service network. Contact your Radian representative for the current warranty terms and registration.
The 3BBEX18-440 ships from Radian configured for your specified DC connector, cable length, and battery amp-hour. Contact a Radian representative to confirm fitment, request a written quote, and review available freight options.
Specifications
| Charger Type | Ferro EX Three Phase |
|---|---|
| Voltage | 36V |
| Output Voltage | 36V |
| VAC Input | 208/240/480/600 VAC |
| Input Voltage | 208/240/480/600 VAC |
| Max Output Current | 75 A DC |
| Charger Group | Ferro EX Three Phase |
| Std 8Hr Recharge Range | 381-440 |
| Case Size | 501 |
| Dimensions | 24.625″ × 24.25″ × 26″ |
| Average Weight | 220 |
Fitment Compatibility
Use the Radian Fitment Tool to check compatibility with your forklift, scrubber, scissor lift, or aerial work platform. Our team can also confirm fitment for any OEM not listed.
- Compatible with most major forklift OEMs (Toyota, Crown, Hyster, Yale, Raymond, Mitsubishi, Cat, Clark, Linde, Komatsu).
- Drop-in replacement for standard industrial battery cabinets and standard charger footprints.
- Voltage and connector matching verified at order review.
Shipping & Freight
- Freight class: Industrial batteries and chargers ship via LTL freight.
- Lead time: Most orders ship within 3–5 business days. Non-stock or large orders typically 4-6 weeks.
- Liftgate & residential: Available on request — quoted at order review.
- Hazmat: Wet-cell shipments require dock or forklift unload. AGM/sealed units ship hazmat-exempt.
Full details: Shipping Policy · Returns Policy
