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Exit Trim for Von Duprin 88 Series Exit Devices
880K Knob Function
The 88 Series is a wide style cross bar device. Rim, Surface Mounted vertical rod, concealed
vertical rod and Mortise configurations are available for panic and fire rated applications. The
88 Series features a non-handed design and flexible field sizing
880 Series trim
Heavy 10 gauge (2.4 mm) brass, bronze, or stainless steel.
Available functions: 880DT, 880K, 880NL, and 880TP. Optional
880EO exit only trim plate is available. To order with the exit
device, specify 88EOx880EO.
Resources and Downloads
Manufacturer Resources
Product Specs
- Subcategory:
- Exit Device Trim
- Series:
- 88 Exit Trim
- Grade:
- Grade 1
- Duty Level:
- Heavy Duty
- Compatibilty:
- 88 Series Exit Devices
- Product Group:
- Exit Devices and Trim
- Product Subgroup:
- Exit Device Trim
- Product Type:
- Exit Device Trim
- Commercial/Residential:
- Commercial
- Rim Center Line:
- A 39 13/16 (1011 mm) B 36 13/16 (935 mm)
- Mortise Lock Center Line:
- A 39 13/16 (1011 mm) B 38 9/16 (979 mm)
- Surface Mounted Vertical Rod Center Line:
- A 39 13/16 (1011 mm) B 38 5/16 (973 mm)
- Product Model:
- 880K
- Product Function:
- Knob
- Door Hand Direction:
- Non-Handed
- Product Projection:
- 2 3/4" (70 mm)
- Product Category:
- Exit Devices and Trim
Von Duprin 880K-R 26D – Frequently Asked Questions
1) What Von Duprin exit devices is the 880K knob trim compatible with?
The 880K knob trim is designed for Von Duprin 88 series exit devices. It works with 8804, 8810, 8847, and other 88 series models. Verify your exit device model before ordering.
2) How does the knob function work on this trim?
The knob function allows entry from the secure side by turning the knob. This retracts the latchbolt without affecting the exit device operation. Exit is always free by pushing the touchpad.
3) Can I specify handing for the 880K trim?
Yes, the 880K trim requires handing specification. Order LHR (left hand reverse), RHR (right hand reverse), LH (left hand), or RH (right hand) based on your door swing and hinge location.
4) What finishes are available for the 880K knob trim?
Standard finishes include 626 satin chrome, 630 satin stainless steel, and 613 dark oxidized satin bronze. Special finishes may be available on request. Confirm finish availability with your specific model.
5) What door thickness does this trim accommodate?
Standard 880K trim fits 1-3/4" thick doors. Extended options are available for thicker doors up to 2-1/4". Measure door thickness accurately before ordering.
6) Does the 880K trim meet fire door requirements?
When used with listed Von Duprin 88 series exit devices, the 880K trim maintains UL fire rating compliance. Verify complete assembly listings for your specific application and local code requirements.
7) What components are included with the 880K trim?
The 880K includes the knob trim plate, knob assembly, cylinder housing, mounting hardware, and installation template. Cylinder and exit device are sold separately.
8) What preparation is required for installing 880K trim?
Installation requires the exit device to be mounted first. Use the provided template for accurate hole placement. Standard door prep includes cylinder hole and trim mounting holes. Follow Von Duprin installation instructions.
9) Can the knob function be disabled if needed?
The knob function cannot be easily disabled without removing the trim. Consider Von Duprin dogging options or consult with access control integration if temporary function changes are needed.
10) What cylinder type works with the 880K trim?
The 880K accepts standard mortise cylinders. Choose cylinders compatible with your key system. Popular options include Best, Corbin Russwin, and Schlage mortise cylinders.
11) Are there related Von Duprin trim options for 88 series devices?
Yes, Von Duprin offers 880L lever function trim and 880D dummy trim for 88 series devices. Each provides different access control options. Browse our Von Duprin collection for complete trim options.
12) What door weight and width limits apply?
Door capacity depends on the 88 series exit device rating, typically up to 4 feet wide and standard commercial door weights. Heavy doors may require reinforcement. Verify door specifications against device ratings.
How fast can I get the Von Duprin 880K-R 26D delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Von Duprin 880K-R 26D come with a warranty?
Absolutely. The Von Duprin 880K-R 26D is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Von Duprin 880K-R 26D?
You can call, text, or email our expert support team for fast answers. We’re here to help with
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