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JB4EP and JB4EPT TuffSeal® Excitation Trim Junction Box

Standard Features

  • Fiberglass Reinforced Polyester (FRP), NEMA Type 4X enclosure with stainless steel cover screws
  • Jumpers to enable/disable a load cell
  • PreVent™ breather vent
  • Conformal coated circuit board
  • Number of cells: Two, three or four single cells
  • Expansion port
Applications
  • Tank and hopper scales
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Approvals

Some approval documents are available to view by clicking the icons below.

LOGO FM CUS

WARNING: Cancer and Reproductive Harm California Proposition 65
Hdimage(1)

The JB4EP TuffSeal® excitation trim junction box sums two or four single load cell outputs with the potential to expand through the included expansion port. The Fiberglass Reinforced Polyester (FRP), NEMA Type 4X enclosure is optimal protection against harsh environments. Optimal JB4EP TuffSeal applications include tank and hopper scale configurations.

Cable Fittings:
(4) PG7 0.118 to 0.255 strain relief
(2) PG11 0.197 to 0.394 strain relief
(1) PreVent™ breather vent

Enclosure:
Molded FRP (NEMA Type 4X) enclosure with overlapping solid cover, stainless steel screws

Temperature:
Operating Range
0 °F to 122 °F (-18 °C to 50 °C)

Connectors:
Spring clamp screwless, 12 to 28 AWG

Trimming:
Individual cell, excitation trim

Potentiometers:
100 ohm, 25-turn cermet

Circuit Board:
3.8 × 2.3 in, with conformal coating

Warranty:
One-year limited

Model Complete J-Box Replacement Replacement Board Only Replacement Cord Grips Replacement Pressure & Condensation Vent Desiccant Packs
JB4SS 88956 88958 58983 59001 88733 PreVent™ breather (vent) 88734 (vent nut) 92240
JB4ES 91779 89446 58983 59001 88733 PreVentbreather (vent) 88734 (vent nut) $1.05 92240
JB4SP JB4SPT 91780 92762 88958 (load cell) and
89894 (transient protection)		 58983 59001 88733 PreVent breather (vent) 88734 (vent nut) 16039
JB4EP JB4EPT 91781 92763 89446 (load cell) and
89894 (transient protection)		 58983 59001 88733 PreVent breather (vent) 88734 (vent nut) 16039
EL204 73428 88958 N/A N/A N/A
JB8SP 91782 **89889 15655 (cord grip) and 15656 (nut)=3/8" NPT 15628 (cord grip) and
15630 (nut)=1/2" NPT		 88733 PreVent breather (vent) 88734 (vent nut) 16039
JB8SPT 91783 89889 (load cell) and 89894 (transient protection) 15655 (cord grip) and 15656 (nut)=3/8" NPT 15628 (cord grip) and
15630 (nut)=1/2" NPT		 88733 PreVent breather (vent) 88734 (vent nut) 16039
EL304A 21169 21301 N/A N/A N/A
JB1010 36231 36351 N/A N/A N/A
JB1010ST 68813 68811 N/A N/A N/A
EL210 91781, JB4EP* 92472 58983 59001 N/A N/A
EL211A 91780, JB4SP (However the board does not have section trim capabilities)* 92473 (However the board does not have section trim capabilities) 58983 59001 N/A N/A
EL604-AL 88956, JB4SS* 88958 58983 59001 N/A N/A
EL604STA 88956, JB4SS* 88958 58983 59001 N/A N/A
EL604ETA 91779, JB4ES* 89446 58983 59001 N/A N/A
EL504 21165 21296 N/A N/A N/A
JB808S 91782, JB8SP* 92471 15655 (cord grip) and
15656 (nut)=3/8" NPT 15628 (cord grip) and 15630 (nut)=1/2" NPT		 N/A N/A
JB818ST 91783, JB8SPT* Need (1) 77445 (1) 89889 and (1) 89894 15655 (cord grip) and
15656 (nut)=3/8" NPT 15628 (cord grip) and 15630 (nut)=1/2" NPT		 N/A N/A

Resources / Downloads

Title Download Email
JB4EP and JB4EPT Catalog Page Download Email

Title Version Revision Download Email Category Archived
4 Channel Board – FM Approved Installation Manual C Download Email Junction Boxes No
TuffSeal Light to Mid-Range Capacity Junction Box Installation Manual A Download Email Junction Boxes No

Title Download Email
Replacement Junction Boxes, Boards or Components Catalog Page Download Email

Parts

Part # Description List Price Cart
91781 J-Box,JB4EP 4 Channel Excitation Trim with Expansion, FRP Nema 4 FM Approved

List Price: $285.00
92763 J-Box,JB4EPT 4 Channel Excitation Trim With Expansion, FRP Nema 4 With Transient protection

List Price: $475.00
89446 Board,4 Channel ET Excitation Trim w/Expansion FM

List Price: $170.00
89894 Board ASSY,Transient GDT Summing Box transient protection board

List Price: $235.00
165272 Enclosure,JB4SP/SPT Only JB4SP/SPT/EP/EPT Junction Box Enclosure w/o Cord Grips and Filter. Includes Backplate, Cover and Gasket.

List Price: $145.00

Options

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Replacement Parts

Replacement parts can only be purchased through trained and authorized dealers. You must be logged in as a dealer to view any available replacement parts.

To locate a dealer in your area, please call us at 1-800-472-6703 or fill out a request online.

Related Products

Hdimage(1)

JB4EP and JB4EPT TuffSeal® Excitation Trim Junction Box

The JB4EP and JB4EPT TuffSeal junction box sums two or four single load cell outputs and can be expanded through an expansion port.

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