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CLS NextGen Forklift Scale
- NTEP Certified
- 5,000 × 5 lb capacity and resolution, up to 42-in forks
- 4,500 × 5 lb capacity and resolution, up to 72-in forks
- Two 5,000-lb stainless steel load cells
- iQUBE series digital junction box, stainless steel enclosure
- Large viewing window for operator
- 1.5-in thick steel front and rear plates
- Top cleats are pinned, bolted and welded
- Four flexure system made from high strength stainless steel
- Debris guards for top and sides
- Stainless steel load cell rod bolts
- Replaceable centering pin
- Replaceable centering notch
- Overload and underload stop
- Field serviceable flexures and load cells
- Wired or cable-less connectivity
Weight Indication Choices
- CLS-680
- CLS-920i
- Windows® Mobile PC, Tablets and handhelds, compatible with VIRTUi³
Presale Requirements
- Provide completed forklift questionnaire for quotation
- Compatible with most Class II forklift attachments, consult factory
Installation Recommendations
- When installing a forklift scale, OSHA requires the end user to de-rate the lift capacity of the forklift
Options
- Weigh in-motion
- Narrow width backplate
- Front plate width variations
- CLS-680, 18 to 72 VDC
- Mobile printer
Approvals
Some approval documents are available to view by clicking the icons below.
WARNING: Cancer and Reproductive Harm California Proposition 65
CLS NextGen Forklift Scale for Material Handling
Rice Lake's CLS NextGen forklift scale optimizes material handling operations with capacities up to 5,000 pounds. The high-strength stainless steel design ensures the system lasts in demanding environments. With multiple weight indicator options, it can be tailored to every application.
CLS NextGen Series Specifications
| Warranty: Two-year limited |
Approvals: NTEP 06-074 |
CLS NextGen Series Dimensions

| Dimensions | |||
|---|---|---|---|
| A | 34.24 in | F | 0.56 in |
| B | 0.63 in | G | 4.00 in |
| C | 5.00 in | H | 23.05 in |
| D | 10.00 in | I | 16.00 in |
| E | 8.00 in | J | 36.00 in |
CLS Series Options
CLS Indicator
CLS-680
The CLS-680 was designed from the ground-up, specifically for forklift applications. With a machined aluminum anodized enclosure, the CLS-680 is ideal for demanding, general-purpose forklift applications.
Its compact size is attached with a RAM® mount for flexible positioning and minimal obstruction. Additional
features include rounded corners, vibration protection and surge suppression.
- Six-digit, seven-segment LED display
- Battery backed time and date
- On/off power switch
- 9 to 26 VDC or 18 to 72 VDC power supply
- Cabled or cableless
- RS-232 serial port
- Wi-Fi
- WPAN
CLS-920i
The CLS-920i incorporates the flexibility, intelligence and programmability of the 920i in a smaller enclosure with a DC power supply for use on forklifts. The standard program offers weight indication, configuration, calibration and diagnostics specific to the CLS. Customize it for your application with an optional user program.
- Painted mild steel enclosure
- Backlit graphical LCD display
- Battery-backed time and date
- On/off power switch
- 9 to 36 VDC power supply
- Cabled or cableless
- Two available RS-232 ports for added options
- Optional Wi-Fi
- Optional WPAN
CLS Virtual Solution
VIRTUi³
Weight data is displayed on a device using VIRTUi3 software, creating a virtual indicator. The CLS connects
to your device using RS-232, USB or WPAN. Choose between the CLS-M or CLS-IM configuration for static or in-motion use.
- Weight indication device (PC/tablet) is not included
- Consult factory to verify compatibility with your device
- WPAN connection available
- USB connection available
Cableless
The cableless option removes the coiled communications or power cable between the scale and the indicator. A rechargeable battery is secured to the scale, powering the scale and the paired wireless
modules provide communication.
- 802.15 wireless interface
- Lithium-ion battery and charger
- On/off power switch
- Battery life: 24 hours of constant use
- Battery recharge time: 8 hours to fully recharge
- Reinforced battery box
Wi-Fi
Wi-Fi is a standard feature for the CLS-680 and is available as a factory installed option for the CLS-920i.
- Wireless LAN card 802.11 b/g
- Range: Up to 328 ft indoors
- Operating frequency: ISM 2.4 GHz
WPAN
WPAN communication is a standard feature for the CLS-680 and is available as an external option for
the CLS-920i. It is also available in a communications/power box for the virtual solution.
Forklift Capacity Derating
During the initial scale installation, remind the customer that they must have an updated ID plate on the forklift stating the new lifting capacity and center of gravity information. This is required per OSHA rules and regulations.
| CLS Next Gen | 3436 model |
|---|---|
| Vertical center of gravity (VCG) of scale = | 10.03 in |
| Horizontal center of gravity (HCG) of scale = | 2.18 in |
| Effective thickness (ET) of scale = | 4.55 in |
| Weight of scale = | 402 lb |
| Max capacity at 24-inch load center = | 5,000 lb |
Resources/Downloads
Articles
| Title | View | Category | Type | |
|---|---|---|---|---|
| A Guide to Buying a Forklift Scale | Forklift | Articles |
Manuals
| Title | Version | Revision | Download | Category | Archived | |
|---|---|---|---|---|---|---|
| CLS NextGen Series Cargo Lift Scale Installation Manual | A | Download | Forklift | No | ||
| Cargo Lift Scale Series Wired to Wireless Conversion Instructions Addendum | B | Download | Forklift | No | ||
| CLS-Series Service Manual | A | Download | Forklift | No | ||
| BT122 Bluetooth Firmware Update Addendum | A | Download | Forklift | No |
Firmware
| Title | Version | Size | Release Date | Download | |
|---|---|---|---|---|---|
| CLS-IM Firmware | 1.17.14 | 169.3 KB | 05/10/2024 | Download | |
| CLS-680 Firmware | 1.04.04 | 302.7 KB | 02/24/2026 | Download | |
| CLS-920i Firmware | 1.04.01 | 1.8 MB | 03/02/2023 | Download | |
| (222904) Software, Silicon Labs BT Software silicon labs BT122 for CLS configuration | 1.02.00 | 248 KB | 01/01/0001 | Download |
Parts
Class II, CLS-680, NTEP Certified
| Part # | Description | List Price | Cart/Quote |
|---|---|---|---|
| 231800 | Scale PKG, CLS-680 NxGn, 3436, 5000lb Capacity, Class II, Wired, 9-36VDC, WiFi/WPAN, RAM Mount, Mode 600, 5000x5lb, NTEP |
List Price: $9,950.00 |
|
| 231801 | Scale PKG, CLS-680 NxGn, 3436, 5000lb Capacity, Class II, Cable-less, 9-36VDC, WiFi/WPAN, RAM Mount, Mode 600, 5000x5lb, NTEP |
List Price: $12,050.00 |
Class II, CLS-920i, NTEP Certified
Class II, VIRTUI³ M Series, NTEP Certified
Related Products

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The CLS NextGen Pro features Legal for Trade approval with a 5,000-pound capacity and a 2-pound resolution. Maximizing efficiency, this scale is easy to service in the field.

CLS NextGen, Forklift Scale with Mobile Printer
The CLS NextGen forklift scale has a capacity of up to 5,000 pounds. It is paired with the Zebra ZQ630 printer and CLS-680 forklift scale display for a complete weighing solution.

VIRTUi³® PC-based Program for CLS Series Forklift Scale
VIRTUi³ is a Windows®-based application that works with Rice Lake Weighing’s CLS Series forklift scale to replicate indicator functionality ideal for those wanting to provide a PC-based solution.

CLS-680 Forklift Scale Display
The CLS-680 was designed from the ground-up specifically for forklift applications. With a machined aluminum anodized enclosure, the CLS-680 is ideal for demanding, general-purpose forklift applications.

CLS-920i Forklift Scale Display
The CLS-920 is a version of the 920i specifically designed for the CLS forklift scale. It incorporates the flexibility, intelligence and programmability of the 920i in a smaller enclosure with a DC power supply for use on forklifts.

Rice Lake RL20000FLS Stainless Steel, S-Beam Load Cell
The RL20000FLS S-beam load cell is NTEP certified and ideal for use in dry, corrosive environments.