Generator. Tenant may install a back-up generator on a generator pad site, which location shall be mutually agreed on by Landlord and Tenant. Tenant shall be solely responsible for all costs relating to the acquisition, engineering, installation, repair, maintenance and replacement of the generator. All costs relating to the generator are excluded from the Tenant Improvements described in the Work Letter. The generator shall be Tenant’s property during the Lease Term, and Tenant shall insure the generator. Tenant shall engage a professional to provide regular maintenance services for the generator, and Tenant shall provide a copy of such maintenance agreement to Landlord on request. If Tenant fails to maintain a maintenance contract for the generator, Landlord may obtain such a contract at Tenant’s expense, and Tenant shall reimburse Landlord for such costs on demand. Upon the expiration of the Lease Term or earlier termination of this Lease, Tenant shall have the option to remove the generator and all associated equipment, at Tenant’s sole cost and expense, or convey Tenant’s ownership interest in the generator to Landlord via a Bill of Sale, provided that such conveyance shall be without express or implied warranties (except a warranty that the generator is owned by Tenant and free and clear of liens).

Generator. Landlord’s sole obligation for either providing emergency generators or providing emergency back-up power to Tenant shall be: # to provide emergency generators with not less than the capacity of the emergency generators located in the Building as of the Commencement Date, and # to contract with a third party to maintain the emergency generators as per the manufacturer’s standard maintenance guidelines. Landlord shall have no obligation to provide Tenant with operational emergency generators or back-up power or to supervise, oversee or confirm that the third party maintaining the emergency generators is maintaining the generators as per the manufacturer’s standard guidelines or otherwise. During any period of replacement, repair or maintenance of the emergency generators when the emergency generators are not operational, including any delays thereto due to the inability to obtain parts or replacement equipment, Landlord shall have no obligation to provide Tenant with an alternative back-up generator or generators or alternative sources of back-up power. Tenant expressly acknowledges and agrees that Landlord does not guaranty that such emergency generators will be operational at all times or that emergency power will be available to the Premises when needed.

Generator. Subject to the provisions of this [Section 29.36], Tenant shall be entitled to install, operate and maintain a generator and any other equipment related thereto, including, without limitation, a fuel system, wiring and shaft space (“Generator”) next to the Building at Tenant’s sole cost and expense (without paying any additional fee or rental to Landlord for the use thereof). Prior to the installation of the Generator, Tenant shall inspect the proposed location to determine a suitable location for the Generator, and Tenant shall submit written plans and specifications relative to the type, size and proposed location (including any proposed screening) of the Generator to Landlord for its review and written approval. Tenant shall be solely responsible for the cost of acquisition, installation, operation, and maintenance of the Generator; and Tenant shall install, maintain and operate the Generator in accordance with all federal, state, and local laws, statutes, ordinances, rules and regulations, including without limitation, obtaining and maintaining any and all permits, approvals and licenses required to install and operate the Generator by any governmental authority having jurisdiction. Landlord and Tenant agree that, upon the expiration of earlier termination of the Lease Term, Tenant shall not be required to remove the Generator, any associated cabling, wiring and screening or other improvements. Tenant shall not be entitled to grant or assign to any third party (other than a permitted assignee of Tenant’s rights under the Lease or a permitted subtenant relative to the Premises (or a portion thereof)) the right to use the Generator without Landlord’s prior written consent (which consent may be granted or withheld in Landlord’s discretion). Upon reasonable advance notice to Tenant (and provided Landlord reasonably coordinates with Tenant and provides an alternate source of backup generator capacity during said transition), Landlord shall be entitled to cause the Generator to be moved to another location near the Building, at Landlord’s cost and expense. Tenant shall pay all personal property taxes on the Generator. Tenant shall also pay any increases in the real property taxes of the Building due to the installation of the Generator within thirty (30) days of receipt of notice from Landlord which includes proof of such increase in taxes. Tenant’s indemnity obligations under [Section 5.4.1.5] of the Lease, relating to the use of Hazardous Materials, shall apply to the use and operation of the Generator. Finally, Tenant’s insurance obligations under Section 10.3 of the Lease shall apply to the Generator.

Generator. Commencing on the Lease Commencement Date, Tenant shall have the right to connect to the Building back-up generator, which Landlord shall install as part of Landlord’s Work (the "Generator"), for Tenant’s Share of the Generator’s capacity (after accounting for Building Common Area requirements) to provide back-up generator services to the Premises. During the Lease Term, Landlord shall maintain the Generator in good condition and repair, and Tenant shall be responsible for a share of the costs of such maintenance and repair based on the proportion of the Generator capacity allocated to the Premises. Notwithstanding the foregoing, Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Generator, or the failure of the Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Generator Area. Landlord shall demise and lease the Generator Area, as hereinafter defined, to Tenant, and Tenant shall hire and take the Generator Area from Landlord for the Lease Term. The “Generator Area” shall be defined as the area on the roof of the Building shown on Exhibit 1D attached hereto. Tenant shall have the right to use the Generator Area solely for the purpose of using Tenant’s own emergency generator (“Tenant’s Generator”) in accordance with the provisions of this Section 1.3(c). Landlord shall install Tenant’s Generator as a part of Landlord’s Work. Tenant’s Generator and the Generator Area are deemed to be the “Generator Premises”. Said demise of Tenant’s Generator Area shall be upon all of the same terms and conditions of the Lease, except as set forth herein. Tenant shall not operate Tenant’s Generator until Landlord has obtained copies of all required governmental permits, licenses, and authorizations necessary for the installation and operation of Tenant’s Generator. In addition, Tenant shall comply with all reasonable construction rules and regulations promulgated by Landlord in the maintenance and operation of Tenant’s Generator. Tenant shall be permitted to use Tenant’s Generator Area solely for the maintenance and operation of Tenant’s Generator, and Tenant’s Generator and Generator Area are solely for the benefit of Tenant. All electricity generated by Tenant’s Generator may only be consumed by Tenant in the Premises.

Emergency Generator. There is an existing generator exclusively serving Building K (the "Building K Generator"). Commencing on the Effective Date, Tenant shall have the right to connect to Tenant’s Share of Building K of such Building K Generator of all of the back-up power provided by such generator. After the Effective Date, Landlord shall maintain the Building K Generator in good condition and repair, and Tenant shall be responsible for a share of the costs of such maintenance and repair based on the proportion of the Building K Generator capacity allocated to the Premises. Notwithstanding the foregoing, Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Building K Generator, or the failure of the Building K Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Backup Generator. Reference is made to the fact the Building is served by a 400 kw 480/277 3 phase 4 wire (“Existing Generator Capacity”) emergency generator (the “Existing Generator”). Tenant shall have the right, subject to obtaining Landlord’s prior written approval, which approval shall not be unreasonably withheld, conditioned or delayed, to connect its equipment in the Premises to the Existing Generator, provided that the aggregate electrical demand of all equipment connected by Tenant to the Existing Generator at any time shall not exceed 80kW. Landlord’s sole obligation to Tenant with respect to the Existing Generator shall be to contract with a reputable third party (“Generator Servicer”) to maintain the Existing Generator as per the manufacturer’s standard maintenance guidelines. Landlord shall have no obligation to supervise, oversee or confirm that the Generator Servicer is maintaining the Existing Generator per the manufacturer’s standard guidelines or otherwise, and Landlord shall have no obligation or liability to Tenant in the event that the Existing Generator is not operational.

Building Generator. Commencing on the Lease Commencement Date, Tenant shall have the right to connect to the Building back-up generator, which Landlord shall install as part of Landlord’s Work (the "Generator"), for Tenant’s Share of the Generator’s capacity (after accounting for any Building Common Area requirements) to provide back-up generator services to the Premises. During the Lease Term, Landlord shall maintain the Generator in good condition and repair, and Tenant shall be responsible for a share of the costs of such maintenance and repair based on the proportion of the Generator capacity allocated to the Premises. Notwithstanding the foregoing, Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Generator, or the failure of the Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Tenant Generator. If required in connection with Tenant’s operations in the Premises, Tenant shall have the right, at Tenant's sole cost and expense, to install a back-up generator and the pad upon which it is located (the "Tenant Generator") in an area of the Project to be reasonably and mutually agreed upon by Landlord and Tenant (the "Generator Area"). If the Generator Area is located in the Project parking area, then any parking spaces lost by the installation of the Tenant Generator shall be deducted from Tenant’s parking allotment under this Lease. For purposes of this Section 6.6, the "Tenant Generator" shall be deemed to include, without limitation, all associated equipment, connections and/or facilities. The installation of the Tenant Generator shall be done in accordance with the terms of Article 8, below, and all plans and specifications relating to the Tenant Generator shall be subject to the prior approval of Landlord, which shall not be unreasonably withheld. Tenant acknowledges that Landlord may require (in Landlord's sole discretion) that Tenant, at Tenant's sole cost and expense, install screening, landscaping or other improvements satisfactory to Landlord (in Landlord's sole discretion) in order to satisfy Landlord's reasonable aesthetic requirements in connection with the area surrounding the Generator, all at Tenant's sole cost and expense. Tenant shall be responsible, at Tenant's sole cost and expense, to keep and maintain the Tenant Generator in good condition and repair and in compliance with all applicable laws. The Tenant Generator and Generator Area shall be deemed to be a part of the Premises for purposes of the insurance and indemnification provisions of this Lease, and, in addition, Tenant shall maintain, at Tenant's cost, industry standard property insurance coverage with respect thereto. At Landlord's option, Landlord may require that Tenant remove the Tenant Generator upon the expiration or earlier termination of this Lease, and repair all damage to the Building or Project resulting from such removal, and to restore all affected areas to their condition existing prior to the installation of the Tenant Generator, all at Tenant's sole cost and expense. The foregoing obligations of Tenant shall survive the expiration or earlier termination of this Lease.

Emergency Generator. Landlord and Tenant hereby acknowledge that Tenant shall have the right to increase its use of the Emergency Generator in the Premises, in proportion to the expansion thereof by the addition of the Fourth Expansion Premises, subject to and in accordance with [Section 6.5] of the Original Lease.